specification for: merck - mathers construction support contractual relationships – relationships...

of 22

Speci f ication for:

Merck

Project:

Caustic Tank

Elkton, VA

Document No:

63PZ0234-B-SP-15091

Title

HANGERS & SUPPORTS FOR PIPING AND HYGIENIC TUBING

Jacobs Project No.

63PZ0234

Client Number.

Jacobs Discipl ine Lead John Grzeszkowiak

Jacobs Project Manager Joe Stein

REV DATE BY CK APPROVALS PAGES REMARKS

10 PROJ. CLIENT-DATE

A 28 May 2014 NKB JAG JS All Issued for Bid

A Submitted by:

Jacobs Engineering Group Inc. Conshohocken, PA 610-238-1000


Doc No. 63PZ0234-B-SP-15091 Rev. A of 22

TABLE OF CONTENTS

PART 1 GENERAL ............................................................................................................... 3

A. SUMMARY ..................................................................................................... 3

B. REFERENCES................................................................................................ 3

C. SUBMITTALS ................................................................................................. 4

D. QUALITY ASSURANCE ................................................................................... 4

PART 2 PRODUCTS ............................................................................................................ 5

A. PIPE HANGERS AND SUPPORTS ................................................................... 5

B. PIPE SADDLES, PIPE/INSULATION SHIELDS AND INSERTS, AND PRE-INSULATED PIPE SHIELDS .................................................................................. 11

C. PIPE GUIDES ............................................................................................... 14

D. PIPE ANCHORS ........................................................................................... 15

PART 3 EXECUTION .......................................................................................................... 16

A. PIPE HANGERS AND SUPPORTS ................................................................. 16

B. PIPE SADDLES, PIPE/INSULATION SHIELDS AND INSERTS, AND PRE-INSULATED PIPE SHIELDS .................................................................................. 21

C. PIPE GUIDES ............................................................................................... 22

D. PIPE ANCHORS ........................................................................................... 22



PART 1 GENERAL

A. SUMMARY

1. Section Includes: Hangers and supports, pipe saddles, pipe/insulation shields with inserts, pre-insulated pipe shields, guides and anchors for piping and hygienic tubing systems (except for fire protection systems).

2. Related Sections

a. SECTION 15071 MECHANICAL SOUND AND VIBRATION CONTROL

b. SECTION 15083 PIPING INSULATION

c. SECTION 15091A- PIPING SUPPORT DETAILS

1) Order of precedence in the event of conflict between Pipe Support Details and the Specification shall be: Pipe Support Details govern the Specifications for quality and performance. In the event of conflict between referenced codes, standards and the Specifications, the most stringent shall apply.

2) If Subcontractor cannot readily make determinations on the above, Subcontractor shall immediately contact Contractor for written resolution.

d. SECTION 15101 PIPING GENERAL REQUIREMENTS AND SERVICE INDEX

e. SECTION 15103 PIPING FABRICATION AND ERECTION

B. REFERENCES

1. ASME B31.1 - Power Piping

2. ASME B31.3 – Process Piping

3. ASME BPE Standard – Bioprocessing Equipment

4. ASTM Specifications:

a. A123 - Specification for Zinc (Hot-Galvanized) Coatings on Products Fabricated from Rolled, Pressed, and Forged Steel Shapes, Plates, Bars, and Strip

b. A269 – Seamless Welded Austenitic Stainless Steel Tubing for General Service

c. A270 – Seamless Welded Austenitic Stainless Steel Pharmaceutical Tubing

d. A270 S2 – Pharmaceutical Quality Supplemental Requirements

e. A380 – Cleaning Stainless Steel

f. A653 - G90-Specification for Steel Sheet, Zinc-Coated by the Hot-Dip Process



g. A666 – Standard Specification for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar

h. B633 - Specification for Electrodeposited Coatings of Zinc on Iron and Steel

5. CFR Title 21 Part 210, 211 and 600 – Current Good Manufacturing Practices (cGMP).

6. Fed. Spec. No. WW-H171

7. MSS SP-58 - Manufacturers Standardization Society Standard Practice: Pipe Hangers and Supports - Materials, Design, and Manufacture.

8. MSS SP-69 - Manufacturers Standardization Society Standard Practice: Pipe Hangers and Supports - Selection and Application.

9. MSS SP-77 - Manufacturers Standardization Society Standard Practice: Guidelines for Pipe Support Contractual Relationships – Relationships and Responsibilit ies of the Pipe Hanger Contractor with the Purchaser’s Engineer or the Pipe Fabricator and/o r Erector.

10. MSS SP-89 - Pipe Hangers and Supports - Fabrication and Installation Practices.

C. SUBMITTALS

1. Product Data: Submit product and application data for:

2. Shop Drawings: Submit shop drawings detailing application, type of support, loading, size and method of attachment of pipes for:

a. Trapeze supports constructed of structural steel shapes. b. Pipe racks

D. QUALITY ASSURANCE

1. Pipe hangers, pipe supports, hanger and support accessories, pipe saddles, pipe/insulation shields, pre-insulated pipe shields, anchors, and guides shall comply with requirements of this specification and the provisions of the latest editions of the Codes and Standards listed above. Where there is conflict, this specification shall govern. For items not covered by this specification, the more stringent requirements of the above listed Codes and Standards shall govern.

2. All pipe and tubing hanger and support components shall be load -rated. Load ratings shall be established by manufacturers based upon testing and analysis in conformance with above referenced codes. Manufacturer's load tests shall be made on both supporting materials and configurations. Tests shall be performed by independent testing laboratory. Results of these tests shall be made available to the Owner upon request.

3. Manufacturers shall provide hanger and support components with load ratings suitable for the applications involved.



PART 2 PRODUCTS

A. PIPE HANGERS AND SUPPORTS

1. Manufacturers

a. Manufacturer(s) specified b. Alfa Laval, Inc. (formerly Tri -Clover) c. Anvil International, Inc. (formerly Grinnell Corp.) d. Behringer Systems, Inc. e. Bergen-Power Pipe Supports f. Carpenter & Paterson, Inc. g. Cooper B-Line, Div. of Cooper Industries h. Metraflex, Inc. i. Michigan Hanger Co., Div. of Erico j. National Pipe Hanger Corp. k. Piping Technology & Products, Inc. l. Shaw Pipe Shields, Inc. m. Waukesha Cherry-Burrell

2. General Requirements

a. Pipe hangers, supports and accessories specified herein are from master specifications and include hangers, supports and accessories for various piping materials and applications. Refer to related Sections for actual piping materials required for the Project and select hangers, supports and accessories for applications involved from the products listed herein and the attached Standard Pipe Support Details.

b. Hanger and support components for piping and tubing in clean areas shall be per the requirements listed under paragraph Hygienic, Classified or GMP Areas.

c. Auxiliary structural steel, not part of building structure, required for support of piping shall be as specified in SECTION 15050 BASIC MECHANICAL MATERIALS AND METHODS.

d. Framing channel strut systems, required for support of piping shall be as specified in SECTION 15050 BASIC MECHANICAL MATERIALS AND METHODS.

e. Unless otherwise shown or specified, hangers, supports and accessories for insulated piping systems shall be sized to accommodate pipe insulation system, and shall fit around outside of pipe insulation without crushing and penetrating pipe insulation. Refer to SECTION 15083 PIPING INSULATION for detailed specifications of insulation and inserts at hangers and supports.

f. Hangers, supports and accessories exposed to weather or corrosive environments shall be protected with factory-applied corrosion-resistant finish. Provide ASTM A123 hot dip galvanized or cadmium-plated finish after fabrication except where other materials of construction or finish are specified in this specification (e.g., stainless steel, copper-plated steel, copper color painted steel, plastic -coated steel, or fiberglass).

g. Certain piping shall be resiliently supported. Refer to SECTION 15071 MECHANICAL SOUND AND VIBRATION CONTROL.



3. Upper Attachments

a. Refer to Specifications for building attachments in SECTION 15050 BASIC MECHANICAL MATERIALS AND METHODS for certain upper attachments.

b. Beam clamps shall be as follows:

1) No beam clamps shall be used without a retaining clip, j -shaped bolt, hook, or other means of positively securing the beam clamp to both sides of the bottom flange of the beam.

2) Anvil Fig. 87 beam clamp with retaining clip (400-500 lbs. max. hanger load) or Anvil Fig. 14 adjustable beam clamp (300-1000 lbs. max. hanger load, comes standard with j-shaped retaining bolt) shall be used for hanger rods located under the bottom flange of the beam.

3) Anvil Fig. 217 adjustable side beam clamp (300-700 lbs. max. hanger load, comes standard with retaining hook) shall be used for hanger rods run next to the outer edge of the bottom flange of the beam.

4) Anvil Fig. 133 beam clamp standard duty (1000 lbs. max. hanger load) shall be used where it is desired to locate the hanger rod directly under the center of the beam to prevent beam distortion. For heavier loads, Anvil Fig. 134 beam clamp heavy duty (3000 lbs. max. hanger load) may be used for the same purpose. Both Anvil Fig. 133 and 134 are inherently designed to attach securely to both sides of the bottom flange of the beam.

4. Intermediate Attachments

a. Hanger rod shall be threaded steel, Anvil Fig. 146 or 140. Note: Where required (for example, near interstitial catwalks), threaded rods shall have plastic caps fitted to end to prevent injury.

b. Rod couplings shall be steel, Anvil Fig. 135.

c. Extension pieces shall be malleable iron, Anvil Fig. 157.

d. Eye rods shall be threaded steel, Anvil Fig. 248.

e. U-bolts shall be steel, Anvil Fig. 137 with nuts.

5. Pipe Attachments

a. Hangers for bare steel pipe 2" and smaller shall be Anvil Fig. 65 light - duty steel clevis hangers. For 2-1/2" and larger (to 30”) use Anvil Fig. 260 standard - duty steel clevis hangers.

b. Hangers for bare copper tubing 4" and smaller shall be Anvil Fig. CT -69 adjustable, copper-painted steel, swivel ring hangers or Anvil Fig. CT-65 lightweight, copper-painted steel, adjustable clevis hangers. For 5" and larger use Carpenter & Paterson Fig. 800 CT adjustable, swivel type, copper -plated steel ring hangers.

c. Hangers for bare cast iron pipe shall be Anvil Fig. 260 standard - duty steel clevis hangers.



d. Except as otherwise indicated herein or in Piping Specifications, hangers for bare plastic pipe 4" and smaller shall be Anvil Fig. 65C light -duty plastic-coated steel clevis hangers. For 5" and larger use Anvil Fig. 260C standard -duty plastic-coated steel clevis hangers.

e. For polypropylene pipe carrying pressurized fluid required to maintain optimum slope, l ines 2" and smaller and true union or clamped polypropylene tubing 4" and smaller shall be supported using National Pipe hanger Fig. 230 steel V clevis pipe hangers with Fig. 235 steel V pipe channels. Polypropylene pipe used for gravity drainage systems does not need to be continuously supported with V pipe channel.

f. Hangers for bare stainless steel pipe and tubing 12" and smaller shall be Anvil Fig. 260 standard-duty Type 304 stainless steel clevis hangers.

g. Hangers for glass pipe 4" and smaller shall be Anvil Fig. 65C light -duty, plastic-coated steel clevis hangers. For 5" and larger use Anvil Fig. 260C standard-duty, plastic-coated steel clevis hangers.

h. Hangers for insulated pipe and tubing of 4-1/2" OD combined and smaller shall be Anvil Fig. 65 light-duty steel clevis hangers. Above 4-1/2" OD combined, use Anvil Fig. 260 standard-duty steel clevis hangers.

i. Riser clamps for bare steel pipe up to 30" shall be Cooper B -Line B3373 steel riser clamps. Weld support lugs on pipe 4" and larger.

j. Riser clamps for bare copper tubing 4" and smaller shall be Anvil Fig. CT -121 copper-painted steel riser clamps. For 5" and larger use Anvil Fig. 261 steel riser clamps with 4 psf lead sheet between pipe and clamp. Braze bronze support lugs on tubing 4" and larger.

k. Riser clamps for bare cast iron pipe shall be Anvil Fig. 261 steel riser clamps. Locate under coupling or bell of pipe.

l. Riser clamps for bare plastic pipe shall be Anvil Fig. 261 steel riser clamps.

m. Riser clamps for bare stainless steel pipe and tubing for CIP and SIP systems and hot systems (above 140 degrees F) shall be Anv il Fig. 261 stainless steel riser clamps. Otherwise, riser clamps for bare stainless steel pipe and tubing shall be Anvil Fig. 261C plastic-coated steel riser clamps.

n. Riser clamps for cold (70 degrees F and below) insulated black steel pipe shall be Series E insulated pipe riser clamps as manufactured by Shaw Pipe Shields, Inc. Insulation shall prevent condensation in ambient conditions. Riser clamps shall include: Galvanized steel-jacketed structural inserts of high density calcium silicate, 600 psi minimum compressive strength, water-repellent treated; primed steel thrust plates for field welding to pipe; and primed steel straps with cadmium -plated fasteners.



o. Riser clamps for cold (70 degrees F and below) insulated copper tubing shall be Series E insulated pipe riser clamps as manufactured by Shaw Pipe Shields, Inc. Insulation shall prevent condensation in ambient conditions. Riser clamps shall include: Galvanized steel-jacketed structural inserts of high density calcium silicate, 600 psi minimum compressive strength, water-repellent treated; copper thrust plates for field brazing to tubing; and copper straps with bronze or cadmium-plated fasteners.

p. Supports for bare steel, cast iron and plastic pipe run vertically on walls shall be Anvil Fig. 103 offset pipe clamp, unless shown or specified otherwise.

q. Supports for bare copper tubing 2" and smaller run vertically on walls shall be Anvil Fig. CT-122R copper-painted, rod-threaded, split tubing clamp, with Fig. CT-128R copper-painted, rod-threaded flange and Fig. CT-146 copper-painted threaded rod. In finished areas, provide copper tube to enclose threaded rod.

r. Supports for bare steel and plastic pipe 1-1/2” and smaller, run vertically on walls in finished areas, shall be Carpenter & Paterson Fig. 68 adjustable stamped brass hanger with concealed threaded post and polished brass finish.

s. Supports for insulated pipe and tubing 12" OD (pipe and insulation combined) and smaller, run vertically on walls shall be Anvil Fig. 103 offset pipe clamp, unless shown or specified otherwise.

t. Floor supports for bare and insulated pipe and tubing shall be as follows:

1) For supporting less than 2-7/8" OD, pipe attachment shall be Michigan Hanger Co. Model No. 723BJ split ring type support, similar to Model No. 455, with matching adjustable support extension.

2) For supporting from 2-7/8" up to 36" OD, pipe attachment shall be Michigan Hanger Co. pipe saddle support with U-bolt, Model No. 721 or No. 724 with fixed or adjustable support extension.

3) Include matching welded base plate or screwed flange base for floor mounting.

6. Trapeze Supports

a. Trapeze supports shall be Anvil Fig. 46 steel universal trapeze assembly, selected for applied loads within loading limits shown in manufacturer's published literature, or constructed of structural steel shapes. When loading exceeds capability of Fig. 46 trapeze assembly, trapeze supports shall be structural steel shapes conforming to Specifications for structural steel elsewhere in Division 15 and on the Drawings.

b. Listed as follows are pipe attachments that are acceptable for mounting on trapeze supports when they are used in conjunction with appropriate pipe saddles, pipe shields, insulation inserts, guides, protective PVC tapes and similar type devices.

1) Clevis Hangers: See Paragraph, Pipe Attachments elsewhere herein.

2) Roller Supports: See Paragraph, Roller Supports and Hangers elsewhere herein.



3) Adjustable Pipe Stanchion: Steel Anvil Fig. 191 (maximum 12" pipe size) consisting of support with vertical adjustment and U-bolt. Include double nuts for vertical adjustment and for each side of U-bolt attachment. Select and size to allow pipe movement.

4) Offset Pipe Clamps: Steel, Anvil Fig. l03 (maximum 12" pipe size). Select and size to allow pipe movement.

7. Roller Supports and Hangers

a. Pipe roll hangers for suspension of pipe from above shall be adjustable type with cast iron roller and steel cross rod, Anvil Fig. 171 single pipe roll with cast iron sockets and steel suspension rods or Fig. 181 steel yoke pipe roll.

b. Pipe roll supports for pitched pipe supported from below shall be adjustable type with cast iron roller and sockets, steel cross rod and support rods, Anvil Fig. 177. Provide additional restraining top roller on pipe roll supports only where shown on drawings; use Anvil Fig. 171 pipe roll in conjunction with Anvil Fig. 177 adjustable pipe roll support (two pipe rolls to sandwich piping) include extended support rods, Anvil Fig. 146.

c. Pipe roll supports for non-pitched (level) pipe supported from below shall be pipe roll stand type with cast iron roll and stand, Anvil Fig. 271; except use pipe roll supports specified in preceding paragraph above when:

1) Additional restraining top roller is required.

2) Vertical adjustment is required.

8. Pipe Slides

a. Pipe slides for hot insulated steel pipe shall have painted carbon steel base with PTFE slide plate and carbon steel tee attached for field welding to pipe Anvil Fig. 280 with Fig. 438 Types 1, 2 and 3 painted carbon steel with PTFE bonded slide base. Provide slide base type and size required to suit applicatio n.

b. Pipe slides for cold insulated pipe shall be Shaw Pipe Shields Series B pre -insulated pipe slides. Insulation shall be rigid hydrous calcium silicate with vapor barrier jacket. Insulation thickness shall be as specified in SECTION 15083 PIPING INSULATION. Calcium silicate insulation furnished with pre -insulated pipe slides shall have acceptable proportion of sodium plus sil icate ions to prevent corrosion of austenitic stainless steel in accordance with requirements of ASTM C795.

9. Hygienic, Classified or GMP Areas

a. All piping and tubing, both insulated and uninsulated, exposed in areas identified on the Drawings as clean, hygienic, GMP, or classified (Grades A through D), shall be supported using the components listed herein; applications not covered below shall use hanger and support component models and figure numbers specified elsewhere in this Section.

b. Metallic hanger and support components and hardware exposed in these areas shall be Type 304 stainless steel with 30-35 Ra polished finish.



c. Upper attachments of piping and tubing hangers shall be Behringer Systems Figure 3 ceiling mount. Where upper attachments are concealed above ceilings, Figure 3 may be used without 30-35 Ra polished finish. Refer to Specifications for building attachments in SECTION 15050 BASIC MECHANICAL MATERIALS AND METHODS AND for specific details regarding upper attachments in clean areas.

d. Intermediate attachments in clean areas shall be limited to solid hanger rods with no exposed threads. Thread ends of rods only enough to accommodate upper attachment and pipe and tubing attachments, keeping threaded length to a minimum. Other intermediate attachments use in non-clean areas, such as rod couplings, extension pieces, eye rods, eye nuts, clevis pins, etc., shall not be used in exposed clean areas.

e. Pipe and tubing attachments shall be Behringer Systems Santoprene clamp halves with 304 stainless steel hardware, Alfa Laval Model C24FCF, or Merck approved equal.

f. Alternate hangers and supports: Behringer Rounded Hangers - RH Series 316L Stainless Steel hanger with black polysulfone plastic insert rated for 320 degrees F, 316L stainless hardware and acorn bolt. Use slope adjusting hanger design and telescopic assembly for sloped pipe lines. Tube size 1/2” OD through 6” OD and pipe sizes NPS 1/4 through NPS 4.

10. Pipe Racks

a. Pipe racks shall be constructed of structural steel shapes conforming to Specifications for structural steel elsewhere in Division 15. Unless shown otherwise, pipe racks shall be constructed using any combination of st ructural shapes.

b. Listed as follows are pipe attachments that are acceptable for mounting on pipe racks when they are used in conjunction with appropriate pipe saddles, pipe/insulation shields, insulation inserts, guides, protective PVC tapes and similar type devices.

1) Clevis Hangers: See Paragraph, Pipe Attachments elsewhere herein.

2) Roller Supports: See Paragraph, Roller Supports and Hangers elsewhere herein.

3) Adjustable Pipe Stanchion: Steel, Anvil Figure 191 (maximum 12" pipe size) consisting of support with vertical adjustment and U-bolt. Include double nuts for vertical adjustment and for each side of U-bolt attachment. Select and size to allow pipe movement.

4) Offset Pipe Clamps: Steel, Anvil Figure 103 (maximum 12" pipe size). Select and size to allow pipe movement.

5) When using pipe shoes for cold systems refer to detail S400 in SECTION 15091A PIPE SUPPORT DETAILS.



B. PIPE SADDLES, PIPE/INSULATION SHIELDS AND INSERTS, AND PRE-INSULATED PIPE SHIELDS

1. Manufacturers

a. Pipe Saddles and Pipe/Insulation Shields with Inserts

1) Anvil International, Inc. 2) Bergen-Power Pipe Supports 3) Carpenter & Paterson, Inc. 4) Cooper B-Line, Div. of Cooper Industries 5) Michigan Hanger Co, Div. of Erico 6) National Pipe Hanger Corp. 7) Piping Technology & Products, Inc.

b. Pre-insulated Pipe Shields

1) Bergen-Power Pipe Supports 2) Cooper B-Line, Div. of Cooper Industries 3) Piping Technology & Products, Inc. 4) Shaw Pipe Shields, Inc.


a. Furnish the following at pipe hangers and supports:

1) pipe saddles on hot insulated black steel piping systems 2 -1/2" and larger.

2) either inserts with pipe shields or pre-insulated pipe shields for other insulated piping systems as defined herein.

b. Pipe saddles and inserts with pipe shields shall be of sufficient length for applications involved.

c. When pipe saddles, inserts with pipe shields and pre-insulated pipe shields are used in conjunction with roller type hangers and supports, length shall be sufficient to keep roll ing point of contact at least 3" from both ends of pipe saddles, pipe shields and inserts and pre-insulated pipe shields.

d. Pipe saddles and inserts with pipe shields shall be selected and sized to accommodate supported loads. Spacing of pipe hangers and supports may have to be adjusted accordingly; refer to Article, Pipe Hangers and Supports herein.

e. Pipe saddles and inserts shall be same thickness as adjacent piping insulation system.

f. Pre-insulated pipe shields shall be used as follows:

1) Except for hot black steel piping systems, pre-insulated pipe shields shall be used on piping and tubing systems larger than 6" pipe size that are insulated with fiberglass insulation.



2) Pre-insulated pipe shields shall be used on insulated piping and tubing systems (except foamed plastic closed-cell type) whenever supported loads exceed ratings of materials specified under Paragraphs, Inserts and Pipe Shields herein.

3) Use of pre-insulated pipe shields is optional for other applications.

g. Coordinate with insulation subcontractor and the Work specified in SECTION 15083 PIPING INSULATION.

3. Pipe Saddles

a. Use pipe saddles on hot insulated black steel piping systems 2-1/2" size and larger.

b. Select pipe saddles for placement directly on piping systems at pipe hanger and support locations.

c. Pipe saddles shall be steel with welding lugs, Anvil Fig. 160 (l" insul.), Fig. 161(1 -1/2" insul.), Fig. 162 (2" insul.), Fig. 163 (2-1/2" insul.), Fig. 164 (3" insul.) and Fig. 165 (4" insul.). Select in accordance with manufacturer's published recommendations.

4. Inserts

a. Select inserts for insulated piping systems for placement directly at pipe hanger and support locations. Inserts shall be placed in direct contact with piping. Inserts shall have acceptable proportion of sodium plus sil icate ions to chloride ions to prevent corrosion of austenitic stainless steel in accordance with requirements of ASTM C795.

b. Inserts for insulated piping shall be as follows:

1) Inserts for piping systems insulated with fiberglass insulations shall be sections of 15 pcf density calcium silicate insulation. Compressive strength shall be minimum of 160 psi to produce not more than 5% compression.

2) Inserts for piping systems insulated with calcium silicate, expanded perlite sodium silicate-bonded and cellular glass type insulations shall be full sections of same material as adjacent piping insulation material and shall cover entire circumference of pipe.

3) Inserts for piping systems insulated with polyisocyanurate type insulations shall be full sections of same type material as adjacent piping insulation material and shall cover entire circumference of pipe. However, inserts shall have minimum 6 pcf density and compressive strength (perpendicular) of at least 125 psi.

4) Inserts for piping systems insulated with flexible foamed plastic closed -cell type insulations shall be hardwood dowels or hardwood blocks arranged singly or in multiples as required, with surfaces curved to match both pipe and shield. Furnish as shown in instructions published by insulation manufacturer for installation of dowel or woodblock support devices (inserts) at pipe hanger and support locations.



5. Pipe/Insulation Shields

a. Select pipe shields for placement at pipe hanger and support locations.

b. Shields shall be placed directly on hanger and supports and shall cradle and protect outside of piping insulation system including additional metal (Childers) or PVC jacketing that may be installed over piping insulation.

c. Pipe shields shall be sheet metal radially bent in 180-degree arc to conform to piping insulation system. Pipe shields shall be Anvil Fig. 167. Select in accordance with Manufacturers Standardization Society (MSS) S tandard Practice SP-69. Furnish additional stiffener plates if required to accommodate supported load.

d. Shields for bare plastic pipe shall be furnished in accordance with pipe manufacturer's recommendations.

e. Pipe/insulation shields installed at hanger rods (for example, with clevis hanger attachments), shall be tack welded to clevis (or clamp, etc.) to prevent pipe/insulation shield from moving out of desired position during operation.

f. Provide pipe shields constructed of galvanized steel except as indicated below.

1) Pipe shields for insulated piping with PVC jacketing shall be PVC -coated galvanized sheet metal having same color as PVC jacketing.

2) Pipe shields used outdoors for insulated piping with aluminum jacketing shall be of PVC-coated galvanized sheet metal.

3) Pipe shields for insulated piping with stainless jacketing shall be of same type stainless steel and finish as jacketing.

4) Pipe shields for placement against bare plastic pipe shall be PVC -coated galvanized sheet metal.

5) In areas designated Hygienic or Classified Areas (refer to paragraph, Hygienic, Classified or GMP Areas herein).

a) Pipe shields for insulated piping with stainless steel jacketing shall be of same type stainless steel and finish as jacketing.

b) Pipe shields for insulated piping with PVC jacket ing shall be PVC-coated galvanized sheet metal having same color as PVC jacketing.

6. Pre-insulated Pipe Shields

a. Pre-insulated pipe shields shall be load rated and factory assembled. They shall consist of two 180-degree halves of insulation, which are water -repellent treated and fully covered with longitudinally split, overlapping galvanized steel pipe shield. Insulation shall be flush with each end of shield. Include load distribution plate and structural inserts where required. Load distribution plate shall be zinc-coated carbon steel; structural inserts shall be high -density insulation.



b. Structural insert high-density insulation shall be as follows:

1) Inserts shall have acceptable proportion of sodium plus sil icate ions to chloride ions to prevent corrosion of austenitic stainless steel in accordance with requirements of ASTM C795.

2) Calcium silicate for piping systems insulated with fiberglass insulation.

3) Same material as related piping insulation system for piping systems insulated with calcium silicate, expanded perlite sodium silicate-bonded, cellular glass and polyisocyanurate. Structurally reinforce with calcium silicate as required to accommodate supported loads.

c. Pre-insulated pipe shields shall accommodate all sizes of piping and tubing systems.

d. Provide pre-insulated pipe shields as follows:

1) For piping supported on clevis hangers – Shaw Pipe Shields, Inc. Insulated Pipe Supports, Models A1000, A3000 and A9000

2) For piping supported on rod hangers, when required due to heavy loads and minimum overhead clearance – Shaw Pipe Shields, Inc. Insulated Pipe Supports - Hanger Type, Models D1000, D3000, D3100, D3200, D3300, D4000, D6000, D6100, D6200 and D6300.

3) For piping supported on flat surfaces – Shaw Pipe Shields, Inc. Insulated Pipe Supports, Models A1000, A3000, A5000, A7000 through A7400.

4) For piping supported on flat surfaces, when required due to heavy loads, axial and lateral travels, and lateral restraints – Shaw Pipe Shields, Inc. Insulated Pipe Supports - Base Mounted, Models B1000 through B8300.

5) For piping supported on pipe rollers – Shaw Pipe Shields, Inc. Insulated Pipe Supports, Models A3000, A5000, and A8000 through A8400.

C. PIPE GUIDES

1. Manufacturers a. Alfa Laval, Inc. b. Metraflex, Inc. c. Shaw Pipe Shields, Inc.


a. Pipe guides shall be provided at locations shown on the Drawings, and shall be per the requirements listed below or per the attached Standard Pipe Support Details as applicable.

b. Pipe guides for uninsulated or hot insulated hygienic tubing shall utilize clamp -on pipe shoes, with the clamps providing a tight friction fit to hygienic tube outside diameters (for example, Alfa Laval Figure B24FCF two-piece hanger clamps).



c. Pre-insulated pipe guides shall be provided for insulated cold piping (below 70 deg. F).

d. Pre-insulated pipe guides shall also be provided for insulated hot piping (70 deg. F and above) that is specified to have additional metal or PVC jacket over standard insulation jacket.

3. Construction

a. For all pre-insulated pipe guides, insulation thickness shall be as specified in SECTION 15083 PIPING INSULATION. Guides shall be selected accordingly. Calcium silicate insulation furnished with pre -insulated guides shall have acceptable proportion of sodium plus sil icate ions to prevent corrosion of austenitic stainless steel in accordance with requirements of ASTM C795.

b. Shaw Pipe Shields Series B3000 pre-insulated pipe supports with lateral guides shall be used for insulated lines requiring guides as specified in 2d) and 2e) above. Insulation shall be rigid hydrous calcium silicate with vapor barrier jacket. Insulation thickness shall be as specified in SECTION 15083 PIPING INSULATION. Guides shall be selected accordingly. Calcium silicate insulation furnished with pre-insulated guides shall have acceptable proportion of sodium plus sil icate ions to prevent corrosion of austenitic stainless steel in accordance with requirements of ASTM C795.

c. Metraflex Pre-Insulated Series pipe guides may also be used for insulated lines requiring guides as specified above, and shall consist of segmented steel spider with factory-installed insulation and steel cylinder with support stand. Spider shall be clamped to insulation and be free to move axially within cylinder. Insulation shall be rigid hydrous calcium silicate with vapor barrier jacket that extends past both ends of spider to allow field installation of butt strips around jacket of pipe guides and adjacent pipe insulation.

d. Metraflex Style IV guides may also be used for uninsulated systems requiring pipe guides as specified above, and shall consist of segmented steel spider sized to OD of pipe and clamped to pipe, free to move axially in steel cylinder with support stand.

e. Guides exposed to weather or corrosive environments shall be protected with factory-applied corrosion-resistant finish.

D. PIPE ANCHORS

1. Manufacturers a. Behringer Systems, Inc. b. Shaw Pipe Shields, Inc.


a. Pipe anchors shall be provided at locations shown on the Drawings, and shall be per the requirements listed below or per the attached Standard Pipe Support Details as applicable.

b. Pipe anchors for uninsulated and hot insulated hygienic tubing shall util ize Behringer Systems Santoprene clamp halves with 304 stainless steel hardware.



The clamps shall provide a tight friction fit with hygienic tube outside diameters, and shall have the base plates bolted or welded to the supporting structures to create the anchors as shown on the Drawings.

c. Pre-insulated pipe anchors shall be provided for cold piping (below 70 deg. F).

d. Pre-insulated pipe anchors shall also be provided for insulated hot piping (70 deg. F and above) that is specified to have additional metal or PVC jacket over standard insulation jacket.

3. Construction

a. Shaw Pipe Shields Series C pre-insulated pipe anchors shall be used where required for insulated lines requir ing anchors as specified in 2d) and 2e) above. Insulation shall be rigid hydrous calcium silicate with vapor barrier jacket. Insulation thickness shall be as specified in SECTION 15083 PIPING INSULATION. Anchors shall be selected accordingly. Calcium s ilicate insulation furnished with pre-insulated anchors shall have acceptable proportion of sodium plus sil icate ions to prevent corrosion of austenitic stainless steel in accordance with requirements of ASTM C795.

b. Anchors exposed to weather or corrosive environments shall be protected with factory-applied corrosion-resistant finish.

PART 3 EXECUTION

A. PIPE HANGERS AND SUPPORTS

1. General

a. Supports shall secure pipes in place, prevent swaying and vibration, maintain required grading by proper adjustments and prov ide for expansion, contraction, anchorage and piping insulation protection. Design supports of strength and rigidity to suit loading and service. Include weight of water and fluids used for cleaning and testing. Supports shall not unduly stress building construction.

b. Installation of pipe hangers and supports shall conform to:

1) Manufacturers Standardization Society (MSS) Standard Practice:

a) SP-69 Pipe Hangers and Supports - Selection and Application

b) SP-89 Pipe Hangers and Supports - Fabrication and Installation Practices

2) ASME BPE Bioprocessing Equipment, Paragraph SD-3.12 – Drainability (for hygienic tubing only).

3) The Specifications.

4) In case of conflict, more stringent requirements shall apply.



5) Note: All hanger rods with exposed ends near interstitial catwa lks (or other areas where personnel may be injured by sharp edges) shall have plastic caps fitted to ends of threaded rods to prevent injury.

2. Hanger and Support Spacing

a. Pipe hangers and supports shall be selected and spaced on basis of building structure, loading limitations, imposed loads, pipe stress, and pipe deflection. Tables below are based on pipe stress and pipe deflection only.

b. Maximum pipe hanger and support spacing specified or listed herein are for bare pipe without additional loads such as flanges, valves, piping specialties, accessories, insulation or other forces. Certain spacing requirements are as recommended by piping manufacturers or are accepted good practice.

c. Reduce spacing from maximums shown or specified as required to accommodate actual imposed loads of piping systems in conjunction with load limitations of building structure and elements of pipe hanger and support systems including pipe saddles, pipe/insulation shields and inserts, and pre -insulated pipe shields.



d. Maximum spacing of hangers and supports shall conform to requirements of ANSI/ASME B31.3 - Process Piping and Manufacturer's Standardization Society Standard Practice (MSS) SP-69 Pipe Hangers and Supports - Selection and Application. Rod diameters are taken from MSS SP-69 table 4.

1) Carbon Steel

Pipe Size Inches

Maximum Spacing Feet

Water Service


Vapor Service

Minimum Rod Diameter

Inches 1/2 and smaller 7 8 3/8 3/4, 1, 1-1/4 7 9 3/8 1-1/2 9 12 3/8 2 10 13 3/8 2-1/2 11 14 1/2 3 12 15 1/2 4 14 17 5/8 5 16 19 5/8 6 17 21 3/4 8 19 24 3/4 10 22 26 7/8

2) Copper Tubing

Nominal Tube Size

Inches


Water Service


Vapor Service

Minimum Rod Diameter

Inches 1/2 & 3/8 5 6 3/8 3/4 5 7 3/8 1 6 8 3/8 1-1/4 7 9 3/8 1-1/2 8 10 3/8 2 8 11 3/8 2-1/2 9 13 3/8 3 10 14 1/2 3-1/2 11 15 1/2 4 12 16 1/2 5 13 18 1/2 6 14 20 5/8 8 16 23 3/4

e. Maximum horizontal spacing of hangers and supports for stainless steel tubing shall be as specified for copper tubing.

1) Follow manufacturer’s span recommendations for stainless steel tubing joined using hygienic clamps.

2) Hygienic tubing shall be supported in accordance with the slope and drainage requirements listed in ASME BPE Paragraph SD-3.12. Where pipe/insulation shields and inserts are used to support hygienic tubing, extra care should be taken to ensure that these BPE slope and drainage requirements are met and can be validated.



f. For cast iron type piping systems, provide minimum of one (1) hanger per pipe section and locate close to mechanical joints. Provide hangers at changes in direction and at branch connections. Maximum hanger spacing shall not exceed 10 feet.

g. Except as indicated otherwise herein, space hangers and supports for horizontal and vertical plastic piping on maximum 5-foot centers. Spacing may be increased if permitted in pipe manufacturer's published recommendations for intended service and temperature. Copies of pipe manufacturer's published instructions shall be available in the Contractor's field office.

h. For polypropylene pipe carrying pressurized fluid required to maintain optimum slope, l ines 2" and smaller and true union or clamped polypropylene tubing 4" and smaller shall be supported as follows:

1) Continuous support for horizontal runs using V clevis hangers a nd V channels.

2) V clevis hanger every 5 feet maximum.

3) Minimum two V clevis hangers per length of V channel with V clevis hangers placed as close to V channel ends as possible.

4) Terminate V clevis channels at every joint to allow piping system to lay flat in V channel. Space between V channels shall not exceed 6 inches. Joints shall be centered in V channel spaces.

5) Weld V channels to V clevis hangers.

6) Provide nylon tie wraps around outside of V channels and piping system every 3 feet maximum to keep piping f irmly in V channel.

7) Provide cross angle bracing using structural angles or channels attached to both piping system and building in such a way to prevent sway.

i. Space hangers and supports for Victaulic Pressfit and grooved end/coupling piping in accordance with pipe manufacturer's published recommendations (Hold).

j. Provide supports for riser (vertical) piping at each floor except where shown or specified otherwise.

3. Intermediate Attachments

a. Attachments shall be selected on basis of building structure and loads to be supported. Maximum applied loads shall not exceed manufacturer's published load data. Install per manufacturer's instructions.

b. Note: All hanger rods with exposed ends near interstitial catwalks (or other areas where personnel may be injured by sharp edges) shall have plastic caps fitted to ends of threaded rods to prevent injury.

4. Pipe Attachments

a. Do not hang one pipe from another nor from ductwork and conduits. Do not use perforated band iron, wire or chain as hangers.



b. Unless otherwise specified or shown on the Drawings, piping shall be suspended by individual hangers.

c. Drainage piping shall be suspended by individual hangers only.

d. Where piping must be suspended closer to overhead than is possible with single rod clevis hangers, trapeze supports sha ll be used as specified further herein.

e. At pipe bends, place hanger no more than 12" from bend.

f. Apply double wraps of 3M Co. No. 51 Scotchwrap PVC tape with pressure -sensitive adhesive around bare piping where piping materials are dissimilar from pipe attachments. Scotchwrap is not required where pipe attachments are specified to have protective coating or match piping material being supported.

g. Select and install pipe attachments to permit expansion and contraction.

5. Trapeze Supports

a. Trapeze supports shall not be used for glass piping, drainage piping, piping systems carrying mediums with temperatures in excess of 140 deg. F or for insulated or uninsulated stainless steel piping/tubing systems. Otherwise, trapeze supports may be used for insulated and uninsulated piping systems as follows:

1) Where shown on the Drawings.

2) Where piping must be suspended closer to overhead than is possible with single rod clevis hangers.

3) Where necessary to support multiple piping systems that cannot be individually supported from overhead because of obstructions or work of other trades immediately above.

b. Spacing of trapeze supports shall be selected on basis of building structure, imposed loads, pipe stress and spacing requirements of smallest pipe carried on trapeze supports.

c. Note: All trapeze supports utilizing threaded rod with exposed ends near interstitial catwalks (or other areas where personnel may be injured by sharp edges) shall have plastic caps fitted to ends of threaded rods to prevent injury.

6. Roller Type Supports and Hangers

a. Suspended or support type pipe rolls shall be provided at locations shown on the Drawings, and shall be per the requirements listed below or per the attached Standard Pipe Support Details as applicable.

b. Types and certain application data shall be as specified in PART 2 PRODUCTS. Unless shown otherwise, provide roller supports and hangers as specified following herein.

c. Coordinate roller selections with requirements of piping system construction, pipe size, thickness of insulation and pipe covering protection saddles and shields.



d. In addition to providing suspended or support type pipe rolls for horizontal piping systems where shown on the Drawings, suspended or support type rolls may be used to support the following hot piping (above 100 deg. F) systems. In some instances, requirements shown on the Drawings may also be covered herein.

1) Steam and steam condensate above 125 psig except where adjacent to anchors.

2) Steam and steam condensate below 125 psig, USP purified water, clean steam and clean steam condensate except as follows:

a) Where adjacent to anchors b) Portions of piping system that are less than 30 feet in straight length

7. Pipe Slides

a. The following piping shall be supported using pipe slides, as detailed on the Drawings and specified herein:

1) Large steam, chilled water, etc., lines only where specified by the Pipe Stress Engineer and Structural Engineer to reduce lateral friction forces on the pipe rack during pipe thermal expansion and contraction.

8. Pipe Racks

a. Refer to notes and details shown on the Drawings. Fabricate pipe racks and their attachment to building structure so as to accommodate imposed loads and stresses created by piping systems.

9. Vibration Control

a. Vibration control for all mechanical systems is covered in SECTION 15071 MECHANICAL SOUND AND VIBRATION CONTROL.

B. PIPE SADDLES, PIPE/INSULATION SHIELDS AND INSERTS, AND PRE-INSULATED PIPE SHIELDS

1. Install and position pipe saddles and weld to pipe in accordance with manufacturer's recommendations. Insulate fully with inserts of same insulation us ed for adjacent pipe insulation.

2. Install pipe/insulation shields on flexible foamed insulation such that shield is centered under insulation inserts. Coat inserts with compatible wet adhesive and insert into snuggly cut undersized holes in pipe insulation . Stabilize large and heavy pipes with additional inserts (hardwood dowels) at 4 and 8 o'clock positions. After installation, coat outer surface and vapor-seal with adhesive, then apply layer of pressure-sensitive adhesive vapor barrier tape.

3. Install and orient highest density insulation section of pre -insulated pipe shields to bottom of pipe and assemble as directed by manufacturer of pre -insulated pipe shields.

4. Piping system applications involving double rollers, clamps, U -bolts and similar devices shall have pipe saddles and inserts with pipe shields at both top and bottom of piping.



5. Coordinate the Work with insulation subcontractor.

6. Pipe/insulation shields installed at hanger rods (for example, with clevis hanger attachments), shall be tack welded to c levis (or clamp, etc.) to prevent pipe/insulation shield from moving out of desired position during operation. After tack welding the pipe/insulation shield to the clevis, tack welded area shall be touch -up painted or galvanized as required.

C. PIPE GUIDES

1. Guides shall be installed where specified by the Pipe Stress Engineer as shown on the drawings. Provide materials necessary to reinforce longitudinally and laterally to eliminate movement.

2. For cold services util izing Metraflex Pre-Insulated pipe guides, double wrap bare copper and stainless steel tubing, stainless steel piping, glass piping and plastic piping with 3M Co. No. 51 Scotchwrap tape with pressure -sensitive adhesive, where guide spider contacts pipe or tubing.

D. PIPE ANCHORS

1. Pipe anchors of approved design shall be provided where shown on the Drawings to control movement in piping.

2. Weld anchors to ferrous piping (except hygienic tubing) and braze anchors to nonferrous piping. Anchors shall be made of material of heavy cross sections and securely fastened to building construction by anchor bolts set in concrete or attached to structural steel framing of building in approved manner. Provide additional materials to adapt anchors to building structure and to strengthen structure to take imposed loads. Structural steel for anchors shall conform to Specifications for structural steel elsewhere in Division 15.

3. Uninsulated and hot insulated hygienic tubing anchored util izing Behringer Systems Santoprene clamp halves shall be installed to insure a tight fric tion fit between the clamp halves and the hygienic tube outside diameter, and shall have the base plates bolted or welded to the supporting structures to create the anchors, as shown on the Drawings. Welding the base plate to supporting steel is only perm itted when the base plate can be disassembled from the Santoprene clamp halves before welding, and properly reassembled after welding is complete.

4. Specific approval of the Pipe Stress Engineer and Structural Engineer is required in each instance.

5. After installation, each anchor assembly shall be prime-coated with rust-inhibitive paint by the Contractor who provides the anchor assembly.

END OF SECTION

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