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DATE SECTION DECRIPTION REVISION SUBMISSION
Volume 2.2
07 8700 Smoke Curtains New Section Added (C0)
08 7100 Door Hardware Section has been amended & is re-
issued as Revision (C1)
Volume 3
17-10-2010 13 1200 WATER FEATURES Section has been amended & is re-
issued as Revision (C1)
RFI 860
23-03-2010 14 2100 Electric Traction Elevators Section has been amended & is re-
issued as Revision (C1)
RFI 348
16-12-2010 14 3100 Escalators Section has been amended & is re-
issued as Revision (C1)
RFI 341
Volume 4.2
23 1113 FACILITY FUEL-OIL PIPING Section has been amended & is re-
issued as Revision (C1)
23 2123 HYDRONIC PUMPS Section has been amended & is re-
issued as Revision (C1)
23 3300 AIR DUCT ACCESSORIES Section has been amended & is re-
issued as Revision (C1)
23 3413 AXIAL HVAC FANS Section has been amended & is re-
issued as Revision (C1)
23 3600 AIR TERMINAL UNITS Section has been amended & is re-
issued as Revision (C1)
23 5700 HEAT EXCHANGERS FOR HVAC Section has been amended & is re-
issued as Revision (C1)
23 7313 AIR HANDLING UNITS Section has been amended & is re-
issued as Revision (C1)
23 8126 SPLIT SYSTEM AIR-CONDITIONERS Section has been amended & is re-
issued as Revision (C1)
23 8219 FAN COIL UNITS Section has been amended & is re-
issued as Revision (C1)
05-05-2011 23 6416 Centrifugal Water Chillers Section has been amended & is re-
issued as Revision (C1)QP Changes
Volume 5.1
03-10-2010 26 0900 Lighting Control System Section has been amended & is re-
issued as Revision (C1)RFI 843
31-01-2010 26 1300 High Voltage Switchgear (11KV) Section has been amended & is re-
issued as Revision (C1)BP5 IFC
12-10-2010 26 2413 Switch Boards Section has been amended & is re-
issued as Revision (C1)BP5 Value Engg.
30-12-2010 26 5600 Lighting Cut Sheets Section has been amended & is re-
issued as Revision (C1)QCD Changes
Volume 11
13-03-2011 Appendix F Smoke Control System Narrative
Report
Section has been amended & is re-
issued as Revision (C2)QCD Changes
Jan-2011 QCD Changes
BP5 SPECIFICATION - SCHEDULE OF CHANGES
10/9/2009 BP5 IFC
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INDEX
DOCUMENT III - TECHNICAL SPECIFICATIONS
VOLUME 1
DIVISON 01 – GENERAL REQUIREMENTS (under separate cover)
VOLUME 2.1
DIVISION 2 EXISTING CONDITIONS
SECTION 02 3000 SUBSURFACE INVESTIGATION
DIVISION 3 CONCRETE
SECTION 03 1000 FORMWORK03 3000 CAST IN PLACE CONCRETE
03 3713 SHOTCRETE
03 3800 POST TENSIONED CONCRETE
03 4100 PRECAST STRUCTURAL CONCRETE
03 4800 PRECAST CONCRETE SPECIALTIES
03 4900 GLASS FIBER REINFORCED CONCRETE (GFRC)
03 5200 LIGHTWEIGHT CONCRETE
03 5300 CONCRETE TOPPING
03 5416 SELF LEVELING SCREED
03 5419 SAND CEMENT SCREED03 6000 GROUTING
03 9000 TESTING OF WATER RETAINING STRUCTURES
DIVISION 4 MASONRY
SECTION 04 2170 TERRACOTTA WALL PANELS
04 2200 CONCRETE UNIT MASONRY
04 2219 LIGHT WEIGHT CONCRETE UNIT MASONRY
04 4200 EXTERIOR STONE CLADDING
DIVISION 5 METALS
SECTION 05 1200 STRUCTURAL STEEL FRAMING
05 3100 STEEL DECKING
05 5000 METAL FABRICATIONS
05 5100 METAL STAIRS
05 5213 PIPE AND TUBE RAILINGS
05 7113 FABRICATED METAL SPIRAL STAIRS
05 7313 GLAZED DECORATIVE METAL RAILINGS
05 7500 DECORATIVE FORMED METAL
DIVISION 6 WOOD AND PLASTICS
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SECTION 06 1000 ROUGH CARPENTRY
06 4000 ARCHITECTURAL WOODWORK
06 6116 SOLID SURFACING FABRICATIONS
06 6810 WOOD COMPOSITE PANELS
VOLUME 2.2
DIVISION 7 THERMAL AND MOISTURE PROTECTION
SECTION 07 1113 BITUMINOUS DAMPPROOFING
07 1352 Modified Bituminous Sheet Waterproofing
07 1354 THERMOPLASTIC SHEET WATERPROOFING
07 1416 COLD FLUID APPLIED WATERPROOFING
07 1613 POLYMER MODIFIED CEMENT WATERPROOFING
07 1800 TRAFFIC COATINGS07 1900 WATER REPELLENTS
07 2100 BUILDING INSULATION
07 2500 WEATHER BARRIER
07 3216 ROOF PAVERS
07 4243 COMPOSITE METAL PANELS
07 5200 MODIFIED BITUMINOUS MEMBRANE ROOFING
07 5563 VEGETATED PROTECTED MEMBRANE ROOFING
07 6200 SHEET METAL FLASHING AND TRIM
07 7233 ROOF HATCHES
07 8400 FIRESTOPPING*07 8700 SMOKE CURTAINS
07 9200 JOINT SEALANTS
07 9500 EXPANSION JOINTS
DIVISION 8 DOORS AND WINDOWS
SECTION 08 1113 HOLLOW METAL DOORS AND FRAMES
08 1400 WOOD DOORS
08 3113 ACCESS DOORS AND FRAMES
08 3323.16 OVERHEAD COILING DOORS
08 3326 OVERHEAD COILING GRILLES
08 4000 ALUMINUM WORKS
08 4229.23 SLIDING AUTOMATIC ENTRANCE DOORS
08 4233 REVOLVING DOOR ENTRANCES
08 4413 GLAZED ALULMINUM CURTAIN WALLS
08 4414.13 GLAZED STEEL CURTAIN WALLS
08 4423 POINT SUPPORT STRUCTURAL GLASS WALL SYSTEM
08 4433 BONDED GLASS FIN STRUCTURAL GLASS WALL SYSTEM
08 6300 METAL FRAMED SKYLIGHTS
*08 7100 DOOR HARDWARE
08 8000 GLAZING08 8113 DECORATIVE GLASS
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08 8414 POLYMER PANEL CLADDING
08 9000 LOUVERS
VOLUME 3
DIVISION 9 FINISHES
SECTION 09 2116 GYPSUM BOARD ASSEMBLIES
09 2400 PORTLAND CEMENT PLASTERING
09 2519 POLISHED PLASTER
09 2713 GLASS-FIBER-REINFORCED GYPSUM (GRG) FABRICATIONS
09 3013 CERAMIC TILING
09 5126 GYPSUM PANEL CEILINGS
09 5133 ACOUSTICAL METAL CEILINGS
09 5134 METAL CEILINGS
09 5200 GYPSUM BOARD SUSPENDED CEILING09 5443 PVC STRETCHED CELING
09 6340 STONE FLOORING
09 6513 RESILIENT BASE
09 6536 STATIC CONTROL RESILIENT FLOORING
09 6723.13 EPOXY FLOORING
09 6816 SHEET CARPETING
09 6900 ACCESS FLOORING
09 7500 STONE FACING
09 7733 METAL PANELING
09 9100 PAINTING09 9200 EXPOSED STEEL PAINTING
09 9646 INTUMESCENT PAINTING
DIVISION 10 SPECIALTIES
SECTION 10 1453 TRAFFIC SIGNS AND MARKINGS
10 1805 INTERNET BOOTH
10 2113 TOILET COMPARTMENTS
10 2600 WALL GUARDS
10 2813 TOILET ACCESSORIES
10 4413 FIRE EXTINGUISHER CABINETS
10 4416 FIRE EXTINGUISHER
10 7316 CANOPIES
10 7317 GLASS ARBOR
10 7318 TRELLIS
DIVISION 11 EQUIPMENTS
SECTION 11 1200 PARKING CONTROL EQUIPMENT
11 1220 VEHICLE BARRIERS
11 1300 LOADING DOCK EQUIPMENT11 1400 PEDESTRIAN CONTROL EQUIPMENT
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11 2410 FAÇADE CLEANING SYSTEMS
11 2600 UNIT KITCHENS
11 9401 CRANES
11 9402 SCISSOR LIFT
11 9403 HOIST
DIVISION 12 FURNISHINGS
SECTION 12 4813 ENTRANCE FLOOR MATS
DIVISION 13 SPECIAL CONSTRUCTION
SECTION *13 1200 WATER FEATURES
13 1200.12 FOUNTAINS
DIVISION 14 CONVEYING EQUIPMENT
SECTION *14 2100 ELECTRIC TRACTION ELEVATORS
*14 3100 ESCALATORS
14 9182 GARBAGE CHUTES
14 9200 AUTOMATED SOLID WASTE COLLECTION SYSTEM
DIVISION 21 FIRE SUPPRESSION
SECTION 21 0500 COMMON WORK RESULTS FOR FIRE SUPPRESSION
21 0513 COMMON MOTOR RQUIREMENTS FOR FIRE SUPPRESSION
EQUIPMENT
21 0548 VIBRATION AND NOISE CONTROLS FOR FIRE SUPPRESSION
PIPING AND EQUIPMENT
21 0700 FIRE SUPPRESSION SYSTEMS INSULATION
21 1000 WATER BASED FIRE SUPPRESSION SYSTEMS
21 2200 CLEAN AGENT FIRE EXTINGUISHER SYSTEM
21 3000 FIRE PUMPS
VOLUME 4.1
DIVISION 22 PLUMBING
SECTION 22 0500 COMMON WORK RESULTS FOR PLUMBING
22 0513 COMMON MOTOR REQUIREMENTS FOR PLUMBING EQUIPMENT
22 0516 EXPANSION FITTNG AND LOOPS FOR PLUMBING PIPING
22 0519 METERS AND GAGES FOR PLUMBING PIPING
22 0523 GENERAL DUTY VALVES FOR PLUMBING PIPING
22 0529 HANGERS AND SUPPORTS FOR PLUMBING PIPING AND
EQUIPMENT
22 0548 VIBRATION AND SEISMIC CONTROLS FOR PLUMBING PIPING
AND EQUIPMENT22 0553 IDENTIFICATION FOR PLUMBING PIPING AND EQUPMENT
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22 0600 PLUMBING EQUIPMENT
22 0700 PLUMBING INSULATION
22 1116 DOMESTIC WATER PIPING
22 1119 DOMESTIC WATER PIPING SPECIALTIES
22 1200 FACILITY GROUND MOUNTED POTABLE WATER STORAGE
TANKS
22 1300 SANITARY WATER AND VENT PIPING & STORM WATER PIPING
22 1319 SANITARY, STORM AND WASTE PIPING SPECIALTIES
22 4000 PLUMBING FIXTURES
VOLUME 4.2
DIVISION 23 HEATING VENTILATING AND AIR CONDITIONING
SECTION 23 0100 HVAC SYSTEM – GENERAL DESCRIPTION
23 0500 COMMON WORK RESULTS FOR HVAC23 0513 COMMON MOTOR REQUIREMENT FOR HVAC EQUIPMENT.
23 0516 EXPANSION FITTINGS AND LOOPS FOR HVAC PIPING.
23 0519 METERS AND GAGES FOR HVAC PIPING.
23 0523 GENERAL-DUTY VALVES FOR HVAC PIPING.
23 0529 HANGERS AND SUPPORT FOR HVAC PIPING AND EQUIPMENT.
23 0548 VIBRATION & SEISMIC CONTROLS FOR HVAC PIPING AND
EQUIPMENT.
23 0553 IDENTIFICATION FOR HVAC PIPING AND EQUIPMENT.
23 0593 TESTING, ADJUSTING AND BALANCING FOR HVAC.
23 0700 HVAC INSULATION.
23 0800 COMMISSIONING OF HVAC.
23 0900 INSTRUMENTATION AND CONTROL FOR HVAC.
23 0993 SEQUENCE OF OPERATIONS FOR HVAC CONTROLS.
*23 1113 FACILITY FUEL-OIL PIPING.
23 2113 HYDRONIC PIPING PING AND VALVE (BS).
*23 2123 HYDRONIC PUMPS
23 2300 REFRIGERANT PIPING.
23 2500 HVAC WATER TREATMENT.
23 3113 METAL DUCTS.
23 3116 NON-METAL DUCTS
*23 3300 AIR DUCT ACCESSORIES.*23 3413 AXIAL HVAC FANS.
23 3416 CENTRIFUGAL HVAC FANS.
*23 3600 AIR TERMINAL UNITS.
23 3713 DIFFUSERS, REGISTERS AND GRILLES.
23 4100 PARTICULATE AIR FILTRATION.
*23 5700 HEAT EXCHANGERS FOR HVAC.
*23 6416 CENTRIFUGAL WATER CHILLERS.
23 6417 CHILLER SYSTEM MANANGEMENT
23 6500 COOLING TOWERS.
*23 7313 AIR HANDLING UNITS.
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23 7413 PACKAGED, OUTDOOR, CENTRAL – STATION AIR HANDLING
UNITS.
*23 8126 SPLIT SYSTEM AIR-CONDITIONERS.
23 8216 AIR COILS.
*23 8219 FAN COIL UNITS.
VOLUME 5.1
DIVISION 25 INTEGRATED AUTOMATION
SECTION 25 0900 BUILDING AUTOMATION SYSTEM
25 0900 BAS POINT SCHEDULES – ELECTRICAL
25 0900 BAS POINT SCHEDULES – PLUMBING
25 0900 BAS POINT SCHEDULES - HVAC
25 5000 INTELLIGENT BUILDING MANAGEMENT SYSTEM (IBMS)
DIVISION 26 ELECTRICAL
SECTION 26 0500 COMMON REQUIREMENT FOR ELECTRICAL INSTALLATIONS
26 0513 HIGH-VOLTAGE CABLES
26 0519 MEDIUM-VOLTAGE ELECTRICAL POWER CONDUCTORS AND
CABLES
26 0526 GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS
26 0529 HANGERS AND SUPPORTS FOR ELECTRICAL SYSTEMS
26 0533 RACEWAY AND BOXES FOR ELECTRICAL SYSTEMS
26 0536 CABLE TRAYS FOR ELECTRICAL SYSTEMS
26 0553 IDENTIFICATION FOR ELECTRICAL SYSTEMS*26 0900 LIGHTING CONTROL SYSTEM
26 1216 DRY-TYPE HIGH VOLTAGE DISTRIBUTION TRANSFORMERS(11 to
0.433 kV)
26 1217 DRY-TYPE HIGH-VOLTAGE DISTRIBUTION TRANSFORMERS (11 to
3.3 kV)
*26 1300 HIGH-VOLTAGE SWITCHGEAR (11 kV)
26 1301 HIGH VOLTAGE SWITCHGEAR (3.3 Kv)
*26 2413 SWITCHBOARDS
26 2416 DISTRIBUTION BOARDS
26 2419 MOTOR-CONTROL CENTERS26 2500 BUS BAR TRUNKING SYSTEM
26 2713 METERING SYSTEM
26 2726 WIRING DEVICES
26 2923 VARIABLE-FREQUENCY MOTOR CONTROLLERS
26 3213 ENGINE GENERATORS
26 3323 CENTRAL BATTERY BASED EMERGENCY LIGHTING SYSTEM
26 3353 STATIC UNINTERRUPTIBLE POWER SUPPLY
26 3533 POWER FACTOR CORRECTION EQUIPMENT
26 3600 TRANSFER SWITCHES
26 4113 LIGHTNING PROTECTION FOR STRUCTURES
26 5100 INTERIOR LIGHTING
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26 5336 OBSTRUCTION LIGHTING
*26 5600 EXTERIOR LIGHTINGLIGHTING CUTSHEETS - IFC
VOLUME 5.2
DIVISION 27 COMMUNICATIONS
SECTION 27 0500 COMMON WORK RESULTS FOR COMMUNICATIONS
27 1100 COOMUNICATIONS EQUIPMENT ROOM FITTING
27 1300 COMMUNICATIONS BACKBONE CABLING
27 1500 COMMUNICATIONS HORIZONTAL CABLING
27 2000 DATA COMMUNICATIONS
27 3000 VOICE COMMUNICATIONS
27 5116 BACKGROUND MUSIC DIGITAL INFORMATION DISPLAY SYSTEM
27 5117 SOUND SYSTEM
DIVISION 28 ELECTRONIC SAFETY AND SECURITY
SECTION 28 1300 SECURITY MANAGEMENT SYSTEM (SMS) – SECURITY AND ACCESS CONTROL SYSTEM
28 2300 SECURITY MANAGEMENT SYSTEM (SMS) - VIDEOSURVEILLANCE SYSTEM
28 3100 FIRE DETECTION & ALARM SYSTEM
DIVISION 31 EARTHWORK
SECTION 31 2000 EARTHWORKS
31 2300.1 EXCAVATION AND FILL FOR ROADWORKS
31 2313 SUBGRADE PREPARATION
31 2319 DEWATERING
31 3116 TERMITE CONTROL
31 5000 EXCAVATION SUPPORT AND PROTECTION (Info Only)
31 6300 BORED PILES (Info Only)
DIVISION 32 EXTERIOR IMPROVEMENTS
SECTION 32 1116.16 AGGREGATE SUBBASE COURSE
32 1313 CONCRETE PAVING
32 1440 STONE PAVERS
32 1613.26 PRECAST CONCRETE CURBS FOR ROADS
32 1613.27 PRECAST CONCRETE CURBS
32 1723.10 TRAFFIC SIGNS, MARKINGS AND STUDS FOR ROADS
32 3140 SITE FURNISHINGS
32 3600 RISING ROAD BARRIERS
32 8400 PLANTING IRRIGATION
32 9300 LANDSCAPE PLANTING
32 9433 SELF WATERING PLANTERS
32 9448 GREEN WALL
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DIVISION 33 UTILITIES
SECTION 33 0500 COMMON WORK RESULTS FOR UTILITES
33 1000 WATER UTILITIES
33 3000 SANITARY SEWERAGE UTILITIES
VOLUME 6
APPENDIX A – GEO TECHNICAL REPORT
VOLUME 7
APPENDIX B – ACOUSTIC REPORT
VOLUME 8
APPENDIX C – WIND TUNNEL TEST REPORT
VOLUME 9
APPENDIX D – LIST OF MANUFACTURERS
VOLUME 10
APPENDIX E – PERIMETER SECURITY SYSTEM
VOLUME 11
* APPENDIX F – SMOKE CONTROL SYSTEM NARRATIVE REPORT
END OF INDEX
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KEO/9404 09 2116/1 Gypsum Board AssembliesBarwa Financial DistrictDoha, Qatar
SECTION 09 2116
GYPSUM BOARD ASSEMBLIES
PART 1 - GENERAL
Drawings and general provisions of the Contract, including General and SupplementaryConditions and Division 01 Specification Sections, apply to this Section.
1.01 SECTION INCLUDES
A. Furnish all labor, materials, tools and equipment and perform all services andoperations necessary for the complete supply and installation of gypsum boardassemblies but not limited to:1. Metal stud wall framing and wall furring support.
2. Gypsum board (to types specified).3. Tile backing panels.4. Related accessories.5. Insulation including acoustical sealants and gaskets.6. Skim coat plaster.
B. Refer Appendix B: Acoustic Report for Acoustic requirements of the Project.
1.02 SUBMITTALS:
A. Product Data for each type of product specified.
B. Shop Drawings showing locations, fabrication, and installation of control andexpansion joints including plans, elevations, sections, locations of access panels,details of components, and attachments to other units of Work.
C. Samples:1. Board: All kinds, samples 1000 x 1000 mm.2. Trim Accessories: Full size samples in 300mm long lengths.3. Channels and Studs: Full size samples in 300 mm lengths.
1.03 QUALITY ASSURANCE
A. Installer: Company specializing in gypsum board systems work with minimumfive years experience.
B. Fire Resistance Rated Assemblies: For fire resistance rated assemblies, providematerials and construction identical to those tested in assembly indicatedaccording to ASTM E 119 by an independent testing agency.
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C. STC Rated Assemblies: For STC rated assemblies, provide materials andconstruction identical to those tested in assembly indicated according to ASTM E90 and classified according to ASTM E 413 by an independent testing agency.
D. Mock-ups: Install mock-ups of a minimum of 15 sq.m. in surface area in anapproved location for each type of application to demonstrate aesthetic effects
and qualities of material and execution.
E. Obtain approval of appearance before proceeding.
F. Wall Construction shall comply with STC rating indicated in drawings and Acoustic Reports.
1.04 COORDINATION
A. Coordinate layout and installation of acoustical lining system with otherconstruction that penetrates walls or ceilings or is supported by them, includinglight fixtures, HVAC equipment and fire-suppression system.
1.05 DELIVERY, STORAGE, AND HANDLING
A. Deliver materials in original packages, containers, or bundles bearing brandname and identification of manufacturer or supplier.
B. Store materials inside under cover and keep them dry and protected againstdamage from weather, direct sunlight, surface contamination, corrosion,construction traffic, and other causes. Neatly stack gypsum panels flat toprevent sagging.
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PART 2 - PRODUCTS
2.01 ACCEPTABLE MANUFACTURER’S
A. British Gypsum Co.
UK.
B. National Gypsum Co.Saudi Arabia
C. USGDubai, UAE
D. KnaufDubai, UAE.
E. Or approved equal.
2.02 GYPSUM BOARD
A. General: Complying with ASTM C 36/C 36M or ASTM C 1396/C 1396M, asapplicable to type of gypsum board indicated and whichever is more stringent.
B. Provide in maximum lengths and widths available that will minimize joints in eacharea and correspond with support system indicated.
C. Gypsum:1. Regular Type:
a. Thickness: 12.7 mm unless otherwise indicated on drawings.
b. Edges: Tapered and bevelled.2. Type X:
a. Thickness: 16 mm unless otherwise indicated on drawings.b. Long edge- tapered and bevelled.
3. Special Type X: Having improved fire resistance over standard Type X,and complying with requirements of fire-resistance rated assembliesindicated in drawings.a. Thickness: As required by fire resistance rated assembly indicated
in drawings.b. Long Edges: Tapered.
4. Water Resistant Gypsum Backing Board: ASTM C 630/C 630M or ASTMC 1396/C 1396M
a. Thickness: 16 mm unless otherwise indicated on drawings.b. Long edge- tapered.
2.03 TILE BACKING PANELS
A. Cement Board (Cementitious Backer Units): ANSI A118.9.1. Products:
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a. Custom Building Products; Wonderboard.b. USG Corporation; DUROCK Cement Board.c. Or approved equal.
2. Thickness: 12.7 mm unless otherwise indicated on drawings.
2.04 METAL STUD SYSTEM
A. Components, General: Comply with ASTM C 754.
B. Steel Sheet Components: Comply with ASTM C-645 requirements for metal andwith hot-dip galvanized zinc coating –. ASTM A653M - Z180
C. Non-Load bearing steel studs with top and bottom tracks 0.9mm (20 gauge) steelstuds shall be roll formed, and rigid furring channels, conforming to ASTM C-645.
D. Furring Channels: ASTM C-645, flanges not less than 38mm edge to be bent
back 90 degrees and doubled to form a 5mm minimum return, faces knurled andwebs provided with suitable knock-out, pass-through holes. Floor and ceilingrunner channels to be fabricated from same material as studs.
E. Fasteners for Metal Framing: Of type, material, size, corrosion resistance,holding power and other properties required to fasten steel members tosubstrates.
2.05 ACOUSTICAL SEALANT
A. Nonsag, paintable, nonstaining latex sealant complying with ASTM C 834 that
effectively reduces airbone sound transmission through perimeter joints asdemonstrated by representative assemblies according to ASTM E90.
2.06 TRIM ACCESSORIES
A. Trim: Comply with ASTM C 1047.1. Material: Galvanized steel sheet.
a. Cornerbead: Use at outside corners.b. LC – Bead: Use at exposed panel edges.c. Expansion (Control) Joint: Provide as indicated.
B. Extruded-Aluminum Edge Moldings and Trim: Where indicated, providemanufacturer's extruded-aluminum edge moldings and trim of profile indicatedincluding splice plates, corner pieces, and attachment and other clips, complyingwith the following requirements:1. Aluminum Alloy: Alloy and temper recommended by aluminum producer
and finisher for type of use and finish indicated, and with not less than thestrength and durability properties of aluminum extrusions complying with ASTM B 221/B 221M for alloy and temper 6063-T5, powder coated finish.
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2.07 AUXILIARY MATERIALS
A. General: Provide auxiliary materials that comply with referenced installationstandards.
B. Steel Screws
1. Screws for use with furring channels to ASTM C-1002 to be self-tapping,type, case hardened, with socketed counter-sunk heads No. 6 (U.S.gauge) x 25 mm for single layer application.
2. Screw type types S (for 26 gauge) and G (for gypsum board to gypsumboard framing).
C. Joint treatment materials: Comply with ASTM C 475.
D. Other Materials1. Metal corner beads, casing beads and stops shall be for drywall
application, and shall be manufactured from .55 mm (No. 25 U.S. gauge)galvanized sheet metal with perforated flanges, one piece length per
location where practical.2. Tape to be 50 mm wide, perforated type, and approved by manufacturerof gypsum wallboard products.
3. Jointing compounds to be either case in vinyl or latex, slow setting,bedding and finishing compounds of type approved by manufacturer ofgypsum wallboard products. Fast setting joint fillers shall not be used.
4. Sound seal gaskets for use between top track and suspended ceilings (orother surfaces) to be a closed cell vinyl foam self-adhering sealant tape6mm x 25mm wide.
5. Other materials, not specifically described but required for a complete andoperable installation of the work in this Section, shall be first quality and toapproval.
E. Joint Compound for Tile Backing Panels:1. Cementitious Backer Units: As recommended by backer unit
manufacturer.
F. Sound Attenuation Batt Insulation: As specified in Section 07 2100.
G. Expansion (Control) Joints: Provide as indicated or as required.
H. Skim Coat Plaster1. PVC accessories including corner beads, edge trims and angle beads, as
required to ASTM D 3678 (Rigid PVC Interior/Exterior extrusions).
2. Self adhesive alkali resistant fibre glass joint tape as recommended by themanufacturers.3. Acrylic polymer modified plaster, approved by the Engineer and as
recommended by the manufacturers of Gypsum Board in thickness 2/3mm.
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2.08 REFERENCED STANDARDS
A. American Society for testing and Materials:1. ASTM C 36 Specification for Gypsum Wallboard.2. ASTM C 475 Specification for Joint Compound and Joint
Tape for Finishing Gypsum Board.
3. ASTM C645 Specification for Non-load Bearing SteelStuds, Runners, and Rigid Furring Channelsfor Screw Application of Gypsum Board.
4. ASTM C754 Specifications for Installation of Steel FramingMembers to receive Screw Attached GypsumWallboard.
5. ASTM C840 Specifications for Application and Finishing ofGypsum Board.
6. ASTM C1002 Steel Drill Screws for the Application ofGypsum board.
7. ASTM C 1396 Specification for Gypsum Board.8. ANSI/ASTM E90 Method for Laboratory Measurement of
Airborne Sound Transmission Loss ofBuilding Partitions.
9. ANSI/ASTM E119 Fire Tests of Building Construction andMaterials.
10. GA-201 (Gypsum Association U.S.A.)- Gypsum Boardfor walls and Ceilings.
11. GA-216 (Gypsum Association U.S.A.) -Recommended Specifications for the Application and Finishing of Gypsum Board.
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PART 3 - EXECUTION
3.01 EXAMINATION
A. Prior to commencement ensure that work of other trades is complete to the point
where installation of work under this Section may properly commence.
B. Verify that gypsum board may be installed in accordance with pertinent codesand regulations, manufacturers' approved recommendations, and the originaldesign.
C. Discrepancies: Do not commence installation of system board untilunsatisfactory conditions have been corrected.
3.02 METAL STUD INSTALLATION
A. Installation Standards: ASTM C 754, and ASTM C 840 requirements that apply to
framing installation.
B. Install runner channels at floor (or top of wall) and ceiling accurately alignaccording to partition layout.
C. Install steel studs vertically at 400mm to centers indicated on drawings and fixstuds to runners by screwing or crimping.
D. Splice studs where necessary by nesting and lap a minimum of 200mm, fix withminimum of one (1) screw per stud flange.
E. Where openings occur in metal stud walls, reinforce and frame openings to
adequately carry loads. Studs on each side of openings shall be extended fromthe floor to ceiling. Erect track at head (also sills, if required) to accommodateintermediate studs. At end of each horizontal trim track, cut out flanges, turn upweb and screw to studs. Provide and install double steel studs at door openings,double steel studs shall be replaced by steel U channel as indicated on drawingfor doors 2600m and higher.
F. Deflection spaces between drywall partitions and the structural framingcomponents are essential to allow for deflection of the framing components.Such spaces shall be provided in drywall partitions at top at underside ofstructural members, by use of movement joints.
G. Blocking: Nail, wood blocking to studs. Bolt or screw steel channels to studs.
H. Co-ordinate installation of anchors, blocking, electrical and mechanical workplaced in or behind partition framing.
I. Stiffen stud walls over 2100 mm in height at a maximum 1200mm (or equalspacing otherwise) with one (1) horizontal 19mm bracing channel wire tiedinside to each metal stud or secured as recommended by stud manufacturer.
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J. Partition Heights: As indicated on drawings.
3.03 WALL FURRING INSTALLATION
A. Erect wall furring for direct attachment to concrete block and concrete walls.
B. Erect furring channels horizontally and/or vertically as indicated on drawings.
C. Space furring channels maximum 600 mm on center, not more than 100 mmfrom floor and ceiling lines, and abutting walls.
3.04 ACOUSTICAL ACCESSORIES INSTALLATION
A. Place batt insulation in partitions tight within spaces, around cut openings, behindand around electrical and mechanical items within or behind partitions, and tightto items passing through partitions.
B. Install acoustical sealant within partitions in accordance with manufacturer'sinstructions.
C. Seal joints between sound insulated wallboard partitions and floor, and jointswhere partitions abut walls or vertical surfaces of other materials, with acousticalsealant to prevent noise transmission.
D. Extrude a full 12mm diameter bead into each joint to effectively block airbornesound transmission.
E. Use sound seal gasket between partition and ceilings.
F. At electrical boxes in all wallboard sound rated partitions, provide and installincombustible glass fiber insulation around each box and fill joint between boxwith insulation. Similarly fill joints around pipes, ducts and other penetrationsthrough wallboard sound rated partitions with insulation to prevent airbornesound transmission.
G. Install acoustical sealant at gypsum board perimeter at:1. Base Layer.2. Caulk all penetrations of partitions by conduit, pipe, ductwork, and rough-
in boxes.
3.05 APPLYING AND FINISHING PANELS, GENERAL
A. Gypsum Board Application and Finishing Standards: ASTM C 840 and GA-216.
B. Install sound attenuation blankets before installing gypsum panels, unlessblankets are readily installed after panels have been installed on one side.
C. Install gypsum panels with face side out. Butt panels together for a light contactat edges and ends with not more than 1.5 mm of open space between panels.Do not force into place.
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D. Locate edge and end joints over supports. Do not place tapered edges againstcut edges or ends. Stagger vertical joints on opposite sides of partitions. Do notmake joints other than control joints at corners of framed openings.
E. Attach gypsum panels to steel studs so leading edge or end of each panel isattached to open (unsupported) edges of stud flanges first.
F. Attach gypsum panels to framing provided at openings and cutouts.
G. Form control and expansion joints with space between edges of adjoininggypsum panels.
H. Cover both faces of steel stud partition framing with gypsum panels in concealedspaces (above ceilings, etc.), except in chases braced internally.1. Fit gypsum panels around ducts, pipes, and conduits.2. Where partitions intersect open concrete coffers, concrete joists, and
other structural members projecting below underside of floor/roof slabsand decks, cut gypsum panels to fit profile formed by coffers, joists, and
other structural members; allow 6.5- to 9.5-mm wide joints to installsealant.
I. Space fasteners in gypsum panels according to referenced gypsum boardapplication and finishing standard and manufacturer's written recommendations.
J. Space fasteners in panels that are tile substrates a maximum of 200 mm c/c.
3.06 PANEL APPLICATION METHODS
A. Single-Layer Application:1. On partitions/walls, apply gypsum panels vertically otherwise indicated,
and minimize end joints. Stagger abutting end joints not less than oneframing member in alternate courses of board.
B. Multilayer Application on Partitions/Walls: Apply gypsum board indicated forbase layers and face layers vertically (parallel to framing) with joints of baselayers located over stud or furring member and face-layer joints offset at leastone stud or furring member with base-layer joints, unless otherwise indicated orrequired by fire-resistance-rated assembly. Stagger joints on opposite sides ofpartitions.
C. Single-Layer Fastening Methods: Apply gypsum panels to supports with steeldrill screws.
D. Multilayer Fastening Methods: Fasten base layers with screws; fasten facelayers with adhesive and supplementary fasteners.
E. Laminating to Substrate: Where gypsum panels are indicated as directlyadhered to a substrate (other than studs, joists, furring members, or base layer ofgypsum board), comply with gypsum board manufacturer's writtenrecommendations and temporarily brace or fasten gypsum panels until fasteningadhesive has set.
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3.07 INSTALLING TRIM ACCESSORIES
A. General: For trim with back flanges intended for fasteners, attach to framing withsame fasteners used for panels. Otherwise, attach trim according tomanufacturer's written instructions.
B. Install corner bead at external corners.
C. Install edge trim where edge of gypsum panels would otherwise be exposed.Provide edge trim type with face flange formed to receive joint compound, exceptwhere other types are indicated.
D. Control Joints: Install control joints according to ASTM C 840 and in specificlocations approved for visual effect.
3.08 FINISHING GYPSUM BOARD ASSEMBLIES
A. General: Treat gypsum board joints, interior angles, edge trim, control joints,
penetrations, fastener heads, surface defects, and elsewhere as required toprepare gypsum board surfaces for decoration. Promptly remove residual jointcompound from adjacent surfaces.
B. Prefill open joints, rounded or beveled edges, and damaged areas using setting-type joint compound.
C. Apply joint tape over gypsum board joints, except those with trim accessorieshaving flanges not requiring tape.
D. Fill openings around cutouts with compound or acoustical sealant asrecommended by manufacturer.
E. Reinforce all joints at tapered edges and interior corners with joint reinforcingtape set in joint compound.
F. Fill all joints, fastener heads, trim recesses, cracks and other depressions with joint compound. Finish smooth and flush so that joints, screws and other itemswill not be visible after painting.
G. Cementitious Backer Units: Finish according to manufacturer's writteninstructions.
3.09 TOLERANCES
A. Maximum Variation from True Flatness: 3 mm in 3M in any direction. (Nonaccumulative)
3.10 CLEAN-UP
A. Promptly, as the Work proceeds and upon completion, clean up and removeaway from job site any surplus materials and rubbish resulting from the Work of
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this trade. In particular, scrape off and remove all cement and joint filler fromadjacent surfaces.
B. Provide final protection and maintain conditions, in a manner acceptable toInstaller, that ensure gypsum board assemblies are without damage ordeterioration at the time of Substantial Completion.
END OF SECTION
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SECTION 09 2400
PORTLAND CEMENT PLASTERING
PART 1 - GENERAL
Drawings and general provisions of the Contract, including General and SupplementaryConditions and Division 01 Specification Sections, apply to this Section.
1.01 SECTION INCLUDES
A. Furnish all labor, materials, tools and equipment and perform all operations andservices necessary for supply and installation of Portland Cement Plaster andrelated accessories.1. Scratch Coat.
2. Brown Coat.3. Finish Coat.4. Related Accessories.
1.02 SUBMITTALS
A. Product Data: For each type of product indicated.
B. Shop Drawings: Show locations and installation of control and expansion jointsincluding plans, elevations sections, details of components, and attachments toother work.
C. Samples of all products.
1.03 QUALITY ASSURANCE
A. Applicators Qualifications: Engage an experienced applicator who hascompleted similar works to that indicated for this Project. Employ a supervisorduring all phases of the work.
B. Allowable Tolerances Generally: Generally: Maximum permissible gap betweena 3 m straight edge and any point on the surface shall be 3 mm.
C. Mockups: Prior to installing plaster work, construct panels 3mx3m minimum offinish and application required to demonstrate aesthetic effects as well asqualities of materials and execution. The mock-up should include all stages ofwork and accessories.
D. All accessories must be supplied and fixed in accordance with the requirementsof ASTM C 926, for all aspects of the work and differing backgrounds.
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PART 2 - PRODUCTS
2.01 MATERIALS GENERALLY
A. Portland cement.
B. Lime: Special hydrated lime for finishing purposes, ASTM C 206, Type S.
C. Sand: To ASTM C897 Grading:1. Sieve size No % Retaining by weight2. 4 (4.75mm) 03. 8 (2.36mm) 04. 16 (1.18mm) 405. 30 (600 um) 656. 50 (300 um) 907. 100 (150 um) 1008. 200 (75 um) 100
D. Bonding Agent: ASTM C 932 subject to approval.
E. Water: Quality to be from a potable water supply only.
2.02 MIXES
A. General: All mix proportions are suggestive only; variations to meet localconditions and achieve the desired finish are permitted within the limits specifiedin ASTM C926.
B. Interior Plastering (20 mm thick)
1. Scratch Coat:a. On metal lath: Portland cement, sand 1:1 plus 0.45kg fibre binder
to each 42kg of Portland cement.b. On masonry or concrete: Portland cement, sand and coarse
aggregate (9 mm) 1:1:1/42. Brown Coat:
a. Portland cement, hydrated lime, sand, 1:1/4: 3.3. Finish Coat (Skim Coat)
a. Type N hydrated lime in putty as ASTM C 206.4. Sand:
a. Proportions of mixes given are for damp, loose sand.
C. Exterior Plastering (25 mm thick)1. Provide galvanized metal lath of heavy duty type weighing 1.61 kg/m2 for
all plastering area.2. First coat (scratch coat) consisting of sand and cement, in the ratio of 1:1.3. Second coat (brown coat) consisting of 350 kgs of Portland cement mixed
to 1m3 of sand with adding lime slurry (1:0.25:3 cement, lime, sand).4. Third coat (final coat) consisting of 300 kgs of Portland cement mixed to
1m3 of sand with adding lime slurry (1:0.25:3.25 cement, lime, sand).
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5. Each coat of plaster to be kept wet with water spray, 3 times a day for 4days for curing. Final coat to be left to dry for 30 days after curing periodbefore proceeding with paint application.a.
D. General: Comply with ASTM C 926 for base- and finish-coat mixes as applicable
to plaster bases, materials, and other requirements indicated.
E. Gauge Boxes: Measure constituents by volume, using clean gauge boxes madeto size to suit volume required. Overfill gauge boxes and strike off excessmaterial with a straight edge.
F. Mix: Before adding water, thoroughly mix materials until uniform in appearance. Add water and mix to a consistency suitable for the work.
G. Mechanical Mixers:1. Do not allow batches to remain in mixer longer than 3 minutes.2. Wash out mixer four times daily if in continuous use, and after each batch
if mixer used intermittently or if a different constituent is used.
H. Initial Set:1. Do not use plaster after initial set has taken place.2. Do not re-temper or reconstitute mixes.
2.03 LATH
A. Expanded Metal Lath (diamond self furring) ASTM C 847 with ASTM A 653Z180 galvanized steel sheets, mesh weight not less than 1.61 kg/m2.
B. Corner Lath: Diamond mesh lath bent to form two 75mm wide wings.
C. Strip Lath: Diamond mesh minimum 150mm wide.
D. Tie Wire: 1.21mm (18 U.S. Std) galvanized mild steel wire.
E. Wire Clips: 4.12mm (8.U.S.Std) galvanized copper bearing steel hairpin clips.
2.04 ACCESSORIES
A. General: Comply with material provisions of ASTM C 1063 and the requirementsindicated below; coordinate depth of accessories with thicknesses and number of
plaster coats required.
B. Materials in General:1. Internal use: galvanized steel.
C. Corner Beads: 0.45mm (26 U.S Std.) with maximum 4.8mm bead and minimum63mm wide expanded metal wings.
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D. Edge Beads (Casing/Stop Beads): 0.61mm (24 U.S Std), depth to suit plasterthickness, with square edge having a minimum 4.8mm return and a minimum75mm wide expanded metal wing.
E. Metal Corner Reinforcement: Expanded, large-mesh, diamond-metal lathfabricated from zinc-alloy or welded-wire mesh fabricated from 1.2-mm-
diameter, zinc-coated (galvanized) wire and specially formed to reinforce externalcorners of Portland cement plaster on exterior exposures while allowing fullplaster encasement.
F. Control Joints One-Piece Type: Folded pair of non perforated screeds in M-shaped configuration, with expanded flanges.
G. Control Joints Two-Piece Type: Pair of casing beads with back flanges formed toprovide slip-joint action, adjustable for joint widths from 3 to 16 mm.
H. Lath Attachment Devices: Material and type required by ASTM C 1063 forinstallations indicated.
I. Tie Wire: 1.21 mm (18 U.S Std) galvanized mild steel wire.
J. Reveal strips: Fabricate reveal units using zinc alloy C-channel of profileindicated or as required, painted finish with continuously welded joints andsmooth exposed edges. Miter corners and use concealed field splices wherepossible.
K. Expanded galvanized steel sheets diamond mesh weight not less than 1.61kg/m2 at intersections of different backing materials including chases for pipesand conduits.
2.05 REFERENCED STANDARDS
A. ASTM C 206 Standard Specification for Finishing Hydrated Lime.
B. ASTM C 897 Standard Specification for Aggregate for job-mixed PortlandCement Based Plaster.
C. ASTM C 926 Standard Specification for Portland Cement Based Plaster.
D. ASTM C 932 Standard Specification for Surface applied BondingCompounds for Exterior Plastering.
E. ASTM C 1063 Standard Specification for Installation of Lathing and Furringto receive Interior and Exterior Portland Cement BasedPlaster.
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PART 3 - EXECUTION
3.01 EXAMINATION
A. Examine substrates and the conditions under which the work is to be installed,
and do not proceed until unsatisfactory conditions detrimental to the proper andtimely completion of the work has been corrected.
B. Acceptance of Background:1. Before applying plaster ensure that backgrounds are:
a. Adequately true and level to achieve specified tolerances.b. Adequately fixed.c. Free from contamination and loose areas.d. Adequately prepared to give a good bond.
C. Beads, Lath and Accessories:1. Ensure that they are properly fixed and accurately located before applying
plaster.2. Ensure any which are rusted, improperly set or otherwise defective arereplaced.
3.02 METAL LATH INSTALLATION
A. Manufacturer’s Recommendations: To be strictly followed for all products andmaterials, and selection of type of lathing suitable for function indicated.
B. Tension: Fix lathing from the centre outwards so that it is taut.
C. Direction: Fix lath with long dimension and ribs at right angles to support.
D. Same Plane Junctions: Extend lathing not less than 150mm onto adjacentconcrete or masonry surfaces which are to be plastered.
E. Laps:1. Do not lap lathing within 100mm of angles or curves.2. Diamond mesh/self-furring lathing: lap side edges 13mm and secure with
wire ties at not more than 150mm centers.3. Ribbed lathing: lap side edges by nesting ribs or selvedge and secure
with wire ties at not more than 150mm centers.4. End laps: make supports wherever possible. Lap ends 50mm and secure
with wire ties at not more than 150mm centres for diamond mesh lathing,
and Each rib for ribbed lathing.
F. Angles:1. Diamond mesh/self-furring lathing: form by bending into internal angle and
lapping at least 150mm onto adjoining lath, or butt jointing lathing atinternal angle and covering with corner lath.
2. Ribbed lathing: butt joint at internal angle and cover with corner lath.
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G. Wire Ties:1. Twist ends tightly together, cut off surplus and bend ends of wire away
from face of coating.
H. Metal Supports:1. Plain lathing: Fix with wire ties at not exceeding 100mm centers along
each support.2. Ribbed lathing: fix with wire ties at each intersection of ribs and supports.
I. Concrete And Masonry Backgrounds:1. Plain lathing: fix with 38mm clout nails or staples, driven into fixing blocks
or plugs at not exceeding 300 x 300mm staggered centers.2. Ribbed lathing: fix with 38mm clout nails driven through each rib into fixing
blocks or plugs at not exceeding 400mm centers.3. Self-furring lathing: fix with 38mm galvanized self-furring nails at 150 x
150 mm centers.
J. Corner Lath:
1. Fix at internal angles of all surfaces to be plastered, except whereotherwise indicated.
2. Fix with wire ties or 38mm nails, as applicable, at not exceeding 300mmcenters along each outer edge.
K. Strip Lath:1. 150mm wide lath: fix over cracks in concrete or masonry walls and over
joints between dissimilar backgrounds and over all conduits, pipes andchases.
2. Fix with galvanized masonry nails at not exceeding 300mm centers alongouter edges.
3.03 ACCESSORIES INSTALLATION
A. General: Comply with referenced lathing and furring installation standards forprovision and location of plaster accessories of type indicated. Miter or copeaccessories at corners; install with tight joints and in alignment. Attachaccessories securely to plaster bases to hold accessories in place and inalignment during plastering.
B. Beads Generally:1. Fix plumb, square and true to line and level.2. Concrete/Masonry backgrounds: fix bead on each side of trim with
galvanized masonry nails at not exceeding 300mm centers.3. Metal lathing: fix bead with tying wire at not exceeding 600mm centers.4. Cut edges of metal beads: paint with black tar-based paint.
C. Corner Beads: Fix at all external angles in plasterwork.
D. Edge Beads: Fix where plasterwork terminates or abuts against dissimilarsurfaces other than frames.
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E. Control Joint Beads:1. Fix control joint beads with galvanized nails at not exceeding 300mm
centers.2. Locate Control Joints:
a. Where indicated on approved shop drawings;b. Where joints or natural breaks occur in backgrounds;
c. At no more than 6m centers.
3.04 PREPARATIONS FOR PLASTERING
A. Generally:1. Clean plaster bases and substrates for direct application of plaster,
removing loose material and substances that may impair the Work.2. Cut off projections and concrete fins.3. Remove efflorescence, laitance, dirt and other loose material by
thoroughly dry brushing.4. Remove all traces of mould oil, paint, grease, dirt and other materials
incompatible with coating by scrubbing with water containing detergentand washing off with plenty of clean water.
B. Ferrous Surfaces: Treat with rust-inhibitive paint where plaster will be in directcontact.
C. Hacking for Key:1. Roughen concrete surfaces thoroughly and evenly to a depth of 3mm by
sand blasting, bush hammering or abrasive blasting.2. Clean surfaces by washing and brushing.
D. Adjust Suction: Wet hacked concrete masonry backgrounds immediately before
applying coatings.
3.05 PLASTER APPLICATION
A. Do not use excessive water in mixing and applying plaster materials.
B. Flat Surface Tolerances: Do not deviate more than plus or minus 3 mm in 3 mfrom a true plane in finished plaster surfaces, as measured by a 3m straightedgeplaced at any location on surface.
C. Sequence plaster application with installation and protection of other work so thatneither will be damaged by installation of other.
D. Plaster flush with metal frames and other built-in metal items or accessories thatact as a plaster ground, unless otherwise indicated. Where interior plaster is notterminated at metal frame by casing beads, cut base coat free from metal framebefore plaster sets and groove finish coat at junctures with metal.
E. Corners: Make internal corners and angles square; finish external corners flushwith corner beads on interior work, square and true with plaster faces on exteriorwork.
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F. Accuracy: Finish surface to a true plane to correct line and level, with all anglesand corners to a right angle unless otherwise specified and with walls andreveals plumb and square.
G. Irregular Surfaces:1. Curved surfaces, splayed surfaces and other irregular surfaces shall be
true to profile.2. Check with accurate metal forms and templates.
H. Frames:1. Bring plaster out flush with wood and metal frames and grounds and finish
each coat with a small, neat V joint where plaster finishes against frames.
I. Vertical Surfaces:1. Plaster shall extend full height from floor to underside of ceiling/structural
soffit, unless otherwise indicated.2. Suspended ceiling: finish plaster flush with system bead or angle, or
75mm above ceiling soffit where there is a perimeter bead or angle.
J. Corners: Make internal corners and angles square; finish external corners flushwith corner beads on interior work, square and true with plaster faces on exteriorwork.
K. Moist-cure plaster base and finish coats.
L. Scratch Coat:1. Apply with sufficient force and cement slurry (1:1) to form a good key,
cure for 3 days.
M. Brown Coat:1. Apply the second coat, scratch the surface, cure for 3 days and allow to
dry for at least 24 hours.2. Adjust suction by wetting immediately before applying finish coat.
N. Skim/Finish Coats:1. Apply the finish coat and finish with a steel trowel to a smooth, hard finish.2. Cure with a light fog spray of water for 4 days, commencing 12 hours after
completion of application.3. Protect against rapid drying until thoroughly cured.4. Final coat to be left to dry for 30 days after curing period before
proceeding with paint application.
O. Making Good:1. Make good defective or damaged plaster before starting decoration. Cut
or rake out defective work, moisten background and fill with finish coat mixand finish to match adjacent work.
2. Repair, point, cut, and patch plaster around work abutting, setting into orextending into plastered surfaces on completion of such work.
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3.06 CUTTING AND PATCHING
A. Cut, patch, replace, repair, and point up plaster as necessary to accommodateother work. Repair cracks and indented surfaces. Point-up finish plastersurfaces around items that are built into or penetrate plaster surfaces. Repair orreplace work to eliminate blisters, buckles, check cracking, dry outs,
efflorescence, excessive pinholes, and similar defects. Repair or replace workas necessary to comply with required visual effects.
3.07 CLEANING AND PROTECTING
A. Remove temporary covering and other provisions made to minimize spattering ofplaster on other work. Promptly remove plaster from door frames, windows, andother surfaces not to be plastered. Repair surfaces stained, marred or otherwisedamaged during plastering work. When plastering work is completed, removeunused materials, containers, equipment, and plaster debris.
B. Provide final protection and maintain conditions, in a manner acceptable toManufacturer and Installer, that ensures plaster work is without damage ordeterioration at date of Substantial Completion.
END OF SECTION
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KEO/9404 09 2519/1 Polished PlasterBarwa Financial DistrictDoha, Qatar
SECTION 09 2519
POLISHED PLASTER
PART 1 - GENERAL
Drawings and general provisions of the Contract, including General and SupplementaryConditions and Division 01 Specification Sections, apply to this Section.
1.01 SECTION INCLUDES
A. Furnish all labor, materials, tools and equipment and perform all services andoperations necessary for the complete supply and installation of decorativepolished plaster finish system for installation over solid surfaces to areas asscheduled on the drawings.
1.02 REFERENCES
A. ASTM D 1308 - Standard Test Method for Effect of Household Chemicals onClear and Pigmented Organic Finishes.
B. ASTM D 2486 - Standard Test Method for Scrub Resistance of Wall Paints.
C. ASTM D 3363 - Standard Test Method for Film Hardness by Pencil Test.
D. ASTM E 84 - Standard Test method for Surface Burning Characteristics ofBuilding Materials.
1.03 SYSTEM PERFORMANCE REQUIREMENTS
A. Polished plaster system shall be tested by a qualified independent testing agencyfor the following properties according to the following test methods:1. Pencil Hardness: Minimum of 5H+ when tested in accordance with ASTM
D3363.2. Scrub Resistance: Minimum 10,000 cycles using 10 grams of scrubbing
medium and 5 grams of water applied by brush.3. Chemical Exposure: Passes ASTM D 1308.
1.04 SUBMITTALS
A. Product Data: Provide manufacturer’s technical data on products specified,including installation instructions.
B. Shop Drawings: Indicate designs, colors, locations, and relationship to adjoiningsurfaces.
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C. Samples: Submit two samples, 150 x 150 mm in size, illustrating finish color andtexture.
D. Qualification Data: Certificate signed by main distributor indicating that installerhas been trained and is authorized to install specified product.
E. Contractor to submit detailed installation procedure for acceptance by theEngineer before proceeding with the work. This shall include manufacturerrecommendations and quality control procedures.
F. Warranty: Sample copy of manufacturer's warranty stating obligations,remedies, limitations, and exclusions of warranty.
1.05 QUALITY ASSURANCE
A. Installer Qualifications: Company specializing in performing work of this Sectionwith a minimum of five years documented experience. Include list of at leastthree completed projects of similar scope with project names and addresses andnames and addresses of architects and owners. Installers must be factorycertified and possess certificate of training.
B. Single Source Responsibility: Provide only proprietary, factory-formulatedmaterials specifically for applications indicated. Substitutes within the system arenot permitted.
C. Mockups: Before installing polished plaster, install mockups of size and locationas directed by the Engineer, to demonstrate surface finish, color and otheraesthetic effects and set quality standards for materials and execution. Simulatefinished lighting conditions for review of mockups.1. Maintain as a standard for judging the work and remove mockups when
directed by Engineer.
1.06 DELIVERY, STORAGE AND HANDLING
A. Deliver materials to the construction site in their original packaging withmanufacturer’s labels identifying manufacturer and product; color designation; lotnumber; and date of manufacture.
B. Inspect materials upon delivery and immediately report to Engineer damaged ordefective materials.
C. Store materials in a well ventilated area with minimum ambient temperature asper recommendations of the manufacturer. Prevent deterioration due tomoisture, temperature changes, contamination, or other causes.
1.07 PROJECT CONDITIONS
A. Comply with manufacturer's written recommendations for environmentalconditions for applying finishes.
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B. Maintain these conditions 24 hours before, during and after installation ofpolished plaster.
1.08 WARRANTY
A. Submit a written warranty signed by Contractor
and applicator
agreeing to repairor replace Work under this Section that fails in materials, workmanship, finishand color at no additional cost to the Owner.1. Warranty Period: 10 years from the date of Substantial Completion.
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PART 2 - PRODUCTS
2.01 ACCEPTABLE MANUFACTURERS
A. Armourcoat Ltd.; UK
Tel: + 44 (0) 1732 460668. Fax: + 44 (0) 1732 450930.Web: www.armourcoat.com.
B. Or approved equal.
2.02 MATERIALS/ PRODUCTS
A. General: Provide manufacturer’s complete system of proprietary materialsspecifically formulated for compatibility with one another and which may includeanti-crack material, primer, key coat, resin, finish coat, color wash and wax polishas required for designs, finishes, and colors specified.
B. Portland Cement Plaster substrate: As per recommendations of the Polishedplaster manufacturer.
C. Products and manufacturers specified hereinafter are specified for the purposesof establishing minimum quality standards. Products which are equal to, orbetter than those specified, and which conform to the Engineer’s designrequirements and colour selections, may be acceptable subject to Engineer’sapproval.
D. Polished Plaster System: Mixture of natural mineral material composed ofhydrated lime, crushed marble and cement combined with special additives tocontrol working characteristics and hand applied by trowel.
1. Product Ref.: Armourcoat Polished Plaster-smooth-X0081, ArmourcoatLtd.
E. Total thickness of plaster including key coat: 1.5 – 2 mm.
F. Material Requirements: As recommended by the manufacturer.1. Key coat : 1 kg/m2.2. Finish Coat : 2 kg/m2 (1 – 1.5 mm thick).
G. Coating system:1. Anticrack: For use over gypsum board substrate which resists cracking at
board joints.
2. Key Coat: Armourcoat Keycoat K124 mixed on site with Armourcoat’sR29 resin solution comprising R29 resin diluted with clean water andapplied in one or two coats as necessary by trowel.
3. Finish Coat: Armourcoat pre-mixed plaster, 2 or 3 thin coats, applied insuccessively thinner layers in one day. Exact number of coats and mixingprocedure as per recommendations of the manufacturer.
4. Wax Polish: Solvent based natural beeswax (white wax Z11).
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H. Water: Clean, fresh, potable and free of mineral or organic matter, which canaffect plaster.
I. Anti-crack material for application at board joints: Fiber and resin reinforcedgypsum skim-coat plaster which resists cracking at board joints by providing asolid base for the application of polished plaster.
J. Fiber mesh as recommended by the manufacturer for application of polish plasteron plaster substrates.
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PART 3 - EXECUTION
3.01 EXAMINATION
A. Verify the suitability of existing conditions before starting work. Do not begin
Work of this Section until unsatisfactory conditions have been corrected.
B. Before preparation or application of coatings ensure that:1. Backgrounds are secure, adequately true and level to achieve specified
tolerances, free from contamination and loose areas, reasonably dry andin a suitable condition to receive specified coatings.
2. All cutting, chasing, fixing of concealed conduits, service outlets and thelike, and making good of the background, is completed.
3.02 PREPARATION
A. Comply with manufacturer's written instructions for substrate preparation.
B. Remove efflorescence, dust and other loose material by thoroughly dry brushing.Remove all traces of paint, grease, dirt and other materials incompatible withcoating by scrubbing with water containing detergent and washing off with plentyof clean water. Allow to dry before applying coatings unless specified otherwise.
C. Keying/Bonding: Prepare backgrounds as specified for the type of coating to beapplied. Methods other than those specified may be submitted otherwise.
D. Remove hardware, electrical switch and outlet plates, lighting fixtures and otheritems already in place that are not to receive plaster finish. After completion of work, reinstall items using workers skilled in the trades
involved.
E. Protect adjacent surfaces and items that are not to receive plaster finish, butwhich cannot be removed, from finish work. Use masking materials that will notdamage protected items and surfaces.
F. Clean substrates of substances that could impair bond including mold, mildew,oil, grease, salts, contamination and dirt using methods recommended bymanufacturer.
G. Plaster substrates shall be prepared as per written instructions frommanufacturer. Apply fibre mesh using adhesive.
3.03 APPLICATION
A. Mix and apply anti-crack materials for gypsum board substrates as perrecommendation of manufacturer. Anti-crack shall be allowed to dry fully beforeapplying polished plaster.
B. Keycoat: Mix and apply Keycoat in accordance with manufacturers instructions.
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C. Finish: Apply finish coats in successively thinner layers all applied in one day.Number of coats and total dry mil thickness shall be as recommended bymanufacturer for specified system. Allow to dry overnight.1. Polished plaster hand applied by trowel in three or more thin coats. Each
individual coat in the system applied as a continuous process for eachwall area.
2. Finish/Texture: Apply texture using technique recommended bymanufacturer.
D. Wax: Apply wax sparingly to obtain sheen in accordance with manufacturer’sinstructions using type of wax recommended by manufacturer for particular finish.Ensure that the wall and all previous treatments are completely dry.
E. Finished surfaces shall match approved sample and mock-up.
F. Provide finish free of unsightly variations in texture and other defects.
3.04 CLEANING AND PROTECTION
A. Remove temporary coverings used to protect adjacent surfaces and reinstallhardware, plates, lighting fixtures and other items previously removed.
B. Clean and repair adjacent surfaces and items soiled or damaged during Work ofthis Section.
C. Maintain and protect completed polished plaster surfaces until time ofacceptance at Substantial Completion.
END OF SECTION
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SECTION 09 2713
GLASS-FIBER-REINFORCED GYPSUM (GRG) FABRICATIONS
PART 1 - GENERAL
Drawings and general provisions of the Contract, including General and SupplementaryConditions and Division 01 Specification Sections, apply to this Section.
1.01 SECTION INCLUDES
A. Furnish all labor, materials, tools and equipment and perform all services andoperations necessary for the complete supply and installation of factory-molded,glass-fiber-reinforced gypsum (GRG1) fabrications for interior applications.
B. The contractor to structurally design the supporting systems to ensure the safetyand stability of the system and submit the shop drawings and calculations forreview before fabrication.
C. Related Sections: Related work to be coordinated and used in conjunction withthis specification includes but is not restricted to:1. Section 05 5000 - Metal Fabrications for steel framing, blocking,
and bracing supporting GRG fabrications.2. Section 06 1000 - Rough Carpentry for blocking, nailers, shims,
and carpentry supporting GRG fabrications.3. Section 09 9100 - Painting.
1.02 SUBMITTALS
A. Product Data: For each type of product indicated. Include construction details,material descriptions, weight, dimensions of individual components and profiles,and finishes.
B. Shop Drawings: Show profiles, thicknesses, embedded supports, andanchorage details for fabrications. Indicate requirements for joint treatment,clearances, and attachment to supports.
C. Shop Drawings: Show profiles, thicknesses, finishes, joints, ornamentation,
installation tolerances, anchorage details and coordination with other works.Indicate attachment methods, embedded supports, reinforcement, fabricationmethods, joint treatments, clearances, and supports.1. Ceiling suspension system members.2. Method of attaching suspension system hangers to building structure.3. Ceiling-mounted items including light fixtures; diffusers speakers;
sprinklers; and special moldings at walls, column penetrations, and other junctures of ceilings with adjoining construction.
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D. Samples: For each exposed product in each profile and size required, and asfollows:1. Linear Moldings: 600-mm long section with finished joint. Show complete
pattern.2. Nonlinear Shapes: Full-size units.
1.03 QUALITY ASSURANCE
A. Installer Qualifications: An experienced installer who has completed glassreinforced gypsum fabrication installations in material, design and extent to thoseindicated for this Project and whose work has resulted in construction with arecord of successful in-service performance.
B. Mockups: Build mockups to set quality standard for fabrication and installation.1. Build mockups of each type of GRG fabrication.2. Paint mockups to match final decoration scheduled or indicated and to
comply with requirements specified in other Division 09 Sections.
3. Approved mockups may become part of the completed Work ifundisturbed at time of Substantial Completion.
1.04 DELIVERY, STORAGE, AND HANDLING
A. Comply with ASTM C 1467/C 1467M.
B. Delivery: Deliver all materials in original, unopened containers with all labelsintact and legible at time of use.
C. Storage: Store all materials in strict accordance with the manufacturer'srecommendations as approved.
1.05 PROJECT CONDITIONS
A. Environmental Conditions:1. Comply with requirements in ASTM C 1467/C 1467M.2. Do not deliver or install GRG fabrications until building is enclosed, wet
work is complete, and HVAC system is operating and continuouslymaintaining temperature and relative humidity at levels intended forbuilding occupants.
B. Conditioning: Acclimatize GRG fabrications to ambient temperature and humidity
of spaces in which they will be installed. Remove packaging and move units intoinstallation spaces not less than 48 hours before installing them.
C. Field Measurements: Where GRG fabrications are indicated to fit to otherconstruction, verify dimensions of other construction by field measurementsbefore fabrication and indicate measurements on Shop Drawings. Coordinatefabrication schedule with construction progress to avoid delaying the Work.
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1.06 COORDINATION
A. Coordinate layout and installation of glass-reinforced gypsum fabrications andsuspension system components with other construction, including ceilings, lightfixtures, HVAC equipment
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PART 2 - PRODUCTS
2.01 ACCEPTABLE MANUFACTURERS
A. Arabesque – Qatar
B. Decoration World – Qatar
C. Or approved equal.
2.02 GRG FABRICATIONS
A. Fabrications: Molded, glass-fiber-reinforced plaster-glass-reinforced gypsumunits complying with ASTM C 1381.
B. Embedments: Cold-rolled steel channels with ASTM 653/A 653M, G60 hot-dipgalvanized coating or as standard with GRG fabrication manufacturer and asrequired for reinforcement and for anchorage to substrates and framing.
2.03 AUXILIARY MATERIALS
A. Adhesives: As recommended in GRG fabrication manufacturer's writteninstructions.1. Use adhesives that have a VOC content of 70 g/L or less when calculated
according to 40 CFR 59, Subpart D (EPA Method 24).
B. Steel Drill Screws: Of sufficient length and size to securely fasten GRGfabrications to framing members, and as follows:1. Screws complying with ASTM C 1002 for fastening GRG fabrications to
steel members less than 0.84 mm thick.2. Screws complying with ASTM C 1002 for fastening GRG fabrications to
wood members.3. Screws complying with ASTM C 954 for fastening GRG fabrications to
steel members from 0.84 to 2.84 mm thick.
C. Joint-Treatment Materials: ASTM C 475/C 475M.
D. Control Joints: ASTM C 1047, one-piece control joint with V-shaped slot andremovable strip covering the slot opening.1. Material: Steel sheet zinc-coated by hot-dip process.
2.04 STEEL FRAMING COMPONENTS
A. Components, General: Comply with ASTM C 754.
B. Wire Ties: ASTM A 641 (ASTM A 641M), Class 1 zinc coating, soft temper,0.062 inch (1.6 mm) thick.
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C. Hangers Rod: Galvanized steel.
D. Hangers: 5mm X 25mm Galvanized steel straps (ASTM A653M, G60) or 6mmdiameter galvanized rods (ASTM A510) as approved and height adjustable.
E. Carrying Channels: Cold-rolled, commercial-steel sheet with a base metal
thickness of 1.37mm, a minimum 12.7mm wide flange with ASTM A 653M, hot-dip galvanized zinc coating, 38.1 mm deep, 0.707 kg/m, unless otherwiseindicated.
F. Furring Channels: Commercial-steel sheet with ASTM A653M, hot-dipgalvanized zinc coating, ASTM C645, 22 mm deep, 0.45 kg/m unless otherwiseindicated.
G. All steel framing/suspension members are to be hot-dip galvanized.
2.05 FABRICATION
A. Fabricate GRG units to comply with ASTM C 1381, with smooth-finishedsurfaces; repair hollows, voids, scratches, and other surface imperfections.Fabricate units in lengths and sizes that will minimize number of joints betweenabutting units.
B. Embedments: Incorporate embedded items into units to develop the full strengthof GRG fabrications. Cover embedded items with not less than 5-mm thicknessof GRG composite.
C. Connection Hardware: Designed and fabricated to support and connect GRGfabrications to hangers, support framing, and substrates.
2.06 REFERENCED STANDARDS
A. ASTM A 653/A 653 M: Standard Specification for Steel Sheet, Zinc –Coated (Galvanized) by the Hot Dip Process.
B. ASTM C 475: Standard Specification for Joint Compound and JointTape for Finishing Gypsum Board.
C. ASTM C 840: Standard Specification for Application and Finishingof Gypsum Board.
D. ASTM C 954: Standard Specification for Steel Drill Screen for the Application of Gypsum Panel Products or MetalPlaster Bases.
E. ASTM C 1002: Standard Specification for Steel Self Piercing TapingScreens for the Application of Gypsum Panels toWood Studs.
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F. ASTM C 1047: Standard Specification for Accessories for GypsumWallboards and Gypsum Veneer Base.
G. ASTM C 1381: Standard Specification for Molded Glass FiberReinforced Gypsum Parts.
H. ASTM C 1467/C 1467 M: Standard Specification for the Installation of MoldedGlass Fiber Reinforced Gypsum Parts.
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PART 3 - EXECUTION
3.01 EXAMINATION
A. Examine substrates, areas, and conditions, with Installer present, for compliancewith requirements for installation tolerances and other conditions affectingperformance of work.1. Proceed with installation only after unsatisfactory conditions have been
corrected.
3.02 STEEL FRAMING INSTALLATION
A. Steel Framing Installation Standard: Install steel framing to comply with ASTM C 754 and with details indicated. Select framing components of type,size, and spacing needed to support weight of glass-reinforced gypsum
fabrications and to maintain erection tolerances.
B. Supplementary Framing, Blocking, and Bracing: Install supplementary framingas required not only to support glass-reinforced gypsum fabrications but alsofixtures and other items penetrating glass-reinforced gypsum fabrications.
3.03 GRG INSTALLATION
A. Comply with requirements in ASTM C 1467/C 1467M.
B. Install GRG fabrications level, plumb, true, and aligned with adjacent materials.
Use concealed shims where required for alignment.
C. Attach GRG fabrications to framing and substrates with steel drill screws, unlessotherwise indicated. Do not use pneumatic staple guns. Countersink screwheads below adjoining finished surface.1. Predrill fastener holes in units. Clean fastener holes to remove dirt and
oil.2. Locate fasteners not less than 8 mm from edges or ends of units.
D. Where GRG fabrications are joined to form composite units, join fabrications withadhesive. Band or brace units together until adhesive cures.
E. Install control joints between GRG fabrications where indicated.
F. Use joint-treatment materials to finish GRG fabrications to produce surfacesready to receive primers and paint finishes specified in other Division 09Sections.1. Finish joints between units, other than control joints, and countersunk
fastener heads to comply with ASTM C 840 for Level 5 and to matchsurface texture of units.
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2. Repair hollows, voids, scratches, and other surface imperfections onunits.
3.04 PAINTING
A. After installation all exposed surfaces shall be finished as indicated on drawingsand as per Section 09 9100.
END OF SECTION
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SECTION 09 3013
CERAMIC TILING
PART 1 - GENERAL
Drawings and general provisions of the Contract, including General and SupplementaryConditions and Division 01 Specification Sections, apply to this Section.
1.01 SECTION INCLUDES
A. Furnish all labor, materials, tools and equipment and perform all services andoperations necessary for the complete supply and installation of porcelain tilesand glass mosaic tiles as scheduled in drawings and finishing schedule.
B. Related Sections: Related work to be coordinated and used in conjunction withthis specification includes but is not restricted to:1. Section 05 5000 - Metal Fabrications for metal subframing for
ledge2. Section 06 1000 - Rough Carpentry for plywood backing where
indicated.
1.02 PERFORMANCE RQUIREMENTS
A. Static Coefficient of Friction: For tile installed on walkway surfaces, provideproducts with the following values as determined by testing identical products per
ASTM C 1028:1. Level Surfaces: Minimum 0.6. (Wet)2. Step Treads: Minimum 0.6. (Wet)3. Ramp Surfaces: Minimum 0.8. (Wet)
1.03 SUBMITTALS:
A. Manufacturer's Data: Submit manufacturers' specifications and installationinstructions for materials specified. Include certifications and other data to showcompliance with the Contract Documents.
B. Samples: Submit samples of each type, class and color of tile, not less than300mm square on plywood backing, and grouted as required. Submit samples ofcontrol joint material. Sample submittal for approval, thereof shall be for color,pattern, texture and joint width only. Compliance with all other requirements isthe exclusive responsibility of the Contractor.
C. Shop Drawings: Submit detailed shop drawings for floors and walls showinglayout of all field tiles, trim shapes, and edging profiles jointing pattern. Shopdrawings to indicate location of all fixtures, accessories, service points etc.
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Provide 1:2 scale details of expansion joints, control joints, special tiles, frameand service abutments etc.
1.04 QUALITY ASSURANCE
A. Obtain each material required for any type and color of tile work from a singlesource, so as to minimize variations in appearance and quality.
B. Field-Constructed Mock-Up: Before installing tile, erect mock-ups for each formof construction and finish required to verify selections made under samplesubmittals and to demonstrate aesthetic effects as well as qualities of materialsand execution. Build mock-ups using materials indicated for final unit of Work foreach type of installation using materials indicated for final unit of Work asdirected.
C. Approved mock up to become part of completed work if approved by theEngineer at the time of Substantial Completion.
1.05 DELIVERY, STORAGE AND HANDLING
A. Deliver and store packaged materials in original containers with seals unbrokenand labels intact until time of use. Comply with requirement in ANSI A137.1 forlabeling sealed tile packages.
B. Store tile and cementitious materials on elevated platforms, under cover, and in adry location.
C. Store aggregates where grading and other required characteristics can bemaintained and contamination avoided.
D. Store liquid latexes in unopened containers.
E. Handle tile that has temporary protective coating on exposed surfaces to preventcoated surfaces from contacting backs or edges of other units. If coating doescontact bonding surfaces of tile, remove coating from bonding surfaces beforesetting tile.
1.06 PROJECT CONDITIONS
A. Environmental Limitations: Do not install tile until construction in spaces is
complete and ambient temperature and humidity conditions are maintained at thelevels indicated in referenced standards and manufacturer’s written instructions.
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PART 2 - PRODUCTS
2.01 ACCEPTABLE SUPPLIER/MANUFACTURERS
A. Products and Manufacturers specified hereinafter are specified for the purposes
of establishing minimum quality standards of selected tiles. Products andManufacturers which are equal to, or better than those specified, and whichconform to the design requirements and color selections, may be acceptablesubject to the Engineer’s approval. For type of tiles refer to drawings.1. Porcelain Tiles
a. Caesar CeramichieItaly
b. VitraTurkey
c. Keope,d. ItalyMirage Granito Ceramico
Italy
e. Gres CeramicheItaly.f. Or approved equal.
2. Glass Mosaica. Hakatai
USAb. Bisazza
Italywww.bisazza.com
c. Or approved equal
B. Adhesives, Mortar and Grouting Materials
1. Laticrete InternationalUSA.2. Mapei
Italy3. Technokolla
Italy4. Ardex UK Ltd.
UK.5. Or approved equal.
C. Control Joints and Trims1. Vexcolt UK Ltd.
UK2. Schluter UK Ltd
UK3. Or approved equal.
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2.02 PRODUCTS, GENERAL
A. Colors, Textures, and Patterns: Where manufacturer's standard products areindicated for tile, grout, and other products requiring selection of colors, surfacetextures, patterns, and other appearance characteristics, provide specificproducts or materials compiling with the following requirements:
1. Match sample.2. Provide tile trim and accessories that match colour and finish of adjoining
flat tile.
B. Technical Features: all ceramic tile products to comply with EN176 B1/ANSI A137.1 and as follows:1. Water absorption- Less than 3% for vitrified tiles.2. Hardness (MOH Scale)- Greater than 63. Frost Resistance- Must not produce noticeable alteration of surface.4. Colour Resistance to light- Must not produce noticeable colour variation.5. Chemical Resistance- Must not produce noticeable signs of acid and
alkali attack, when tested as per ASTM C650.
6. Flexural Strength- Min. 27 N/mm27. Abrasion resistance- Max. 205 (Volume lost in mm3).
C. Allow for required percentage of wall tiles to be edge glazed for use on exposedcorners. Identify boxes containing such tiles accordingly.
2.03 TILE PRODUCTS
A. Porcelain tiles shall be fully body colour. Product references are indicated ondrawings. Porcelain Tiles Technical features:1. Water absorption (ISO 10454-3): 0.05%
2. Bending Strength (ISO 10545-4)≥ 50 N/mm
2
3. Scratch resistance (ISO 10545-6)≤ 135 mm3 4. Thermal Shock resistance (ISO 10545-9): Resistant.5. Resistance to chemical attack (ISO 10545-13): Resistant.6. Resistance to stains (ISO 10545-14): Cleanable.
B. Glass Mosaic tiles.1. All glass mosaic tiles to comply with ANSI A137.1 for fully vitrified and the
following:a. Resistance to chemical attacks.
b. Water absorption: Nonec. Colors resistant to fading.d. Frost resistant.
2. Product Ref.: As indicated on drawings.
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2.04 SUB FLOOR SMOOTHING COMPOUND
A. Powder and water based design mix for application up to 35 mm to be pumpedor power onto a prepared sub floor.1. Use of approved primer to substrate is required.2. Ardex K15 B, pumpable, sub floor smoothing compound base mix on
Ardex P 82 primer or approved equal.
2.05 SETTING MATERIALS
A. Latex-Portland Cement Mortar: ANSI A118.4, consisting of the following:1. Mixture of Dry-Mortar Mix and Latex Additive for thin-set application:
Mixture of prepackaged dry-mortar mix and liquid-latex additive.a. Use of the above is required for all thin set applications and as
slurry bond coats at mortar and bed applications.b. Laticrete 211 Crete Filler Powder and Laticrete 4237 latex thin bed
adhesive mortar admixture or approved equal.
B. For wall applications, provide non sagging mortar that complies with paragraphF-4.6.1 in addition to the other requirements in ANSI A118.4.
C. For Glass tiles use Laticrete 317 thin set powder mixed with Laticrete 333, SuperFlexible Additive.
D. Engineer reserves the right to select any product for setting and groutingmaterials from the complete catalogue range of the specified manufacturers.
2.06 GROUTING MATERIALS
A. Sanded grout ANSI A 118.6 – premium factory prepared sanded cement groutLaticrete 1500 series, fortified with Laticrete 1776, Grout Admix Plus or approvedequal.
B. Chemical-Resistant, Water-Cleanable, Epoxy grout (for reflective pool): to ANSI A118.3 Laticrete, Latapoxy SP-100 or approved equal.
C. Grout Color: To approval.
2.07 CONTROL JOINTS MATERIAL
A. Control joints comprising a stainless steel envelope encapsulating a flexiblesynthetic rubber extrusion core (Vamac) as manufactured by Vexcolt, U.K. orapproved equal. Colour to approval.
B. Provide control joints or expansion joints where shown, or required by ANSI orTCA standard for proper workmanship and to approval.
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2.08 REFERENCED STANDARDS
A. ASTM A 66 Standard Specification for Austenitic stainless steel, sheet,strip, plate and flat bar.
B. ASTN C578 Standard Specification for Rigid Cellular Polystyrene
Thermal Insulation,
C. ASTM C650 Standard Test Method for determining resistance ofCeramic Tiles to chemical substances.
D. ASTM C1028 Standard Test Method for determining the static coefficientof friction of Ceramic Tile.
E. ASTM E90 Standard Specification for Laboratory Measurement of Airborne Sound Transmission loss of building particles andelements.
F. ASTM E413 Classification for Rating Sound Insulation.
G. ASTM E492 Standard Test Method for Laboratory Measurement ofImpact Sound Transmission through Floor Ceiling Assemblies.
H. ASTM 1007 Standard Test Method for Field Measurement of impactsound transmission through floor – ceiling assemblies andassociated support structure.
I. ANSI A108 American National Standard Specifications for theinstallation of Ceramic Tiles.
J. ANSI A118 American National Standard Specifications for settingMortars, grouts, epoxy, adhesives.
K. ANSI A138 American National Standard specifications for CeramicTiles.
L. UNI EN104 European Quality Standards for Chemical Resistance ofCeramic Tiles.
M. ISO 10545-3 Determination of water absorption, apparent porosity,apparent relative density and bulk density.
N. ISO 10545-4 Determination of modulus of rupture and breaking strength.
O. ISO 10545-6 Determination of resistance to deep abrasion for unglazedtiles.
P. ISO 10545-9 Determination of resistance to thermal shock.
Q. ISO 10545-13 Determination of chemical resistance.
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R. ISO 10545-14 Determination of resistance to stains.
S. EN 176.B1 European Quality Standards for Vitrified and PorcelainTiles.
T. EN 202 European Quality Standard for Frost Resistance of Ceramic
Tiles.
U. DIN 51094 European Quality Standard for Light and Colour Fastness ofGlazed and Unglazed Ceramic Tiles.
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PART 3 - EXECUTION
3.01 PREPARATION
A. Blending: For tile exhibiting color variations within the ranges selected dur