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IBC Commercial Plan Review
© 2019 Colorado Code Consulting, LLC 1
Commercial Plan Review
Colorado Code Consulting, LLC
“Colorado Code Consulting, LLC” is a Registered Provider with The
American Institute of Architects Continuing Education Systems
(AIA/CES). Credit(s) earned on completion of this program will be
reported to AIA/CES for AIA members. Certificates of Completion for
both AIA members and non-AIA members are available upon request.
This program is registered with AIA/CES for continuing professional
education. As such, it does not include content that may be deemed
or construed to be an approval or endorsement by the AIA of any
material of construction or any method or manner of handling, using,
distributing, or dealing in any material or product.
Questions related to specific materials, methods, and services will be
addressed at the conclusion of this presentation.
© 2015 Colorado Code
Consulting, LLC
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Copyright Materials
This presentation is protected by US and International
Copyright laws. Reproduction, distribution, display and use of
the presentation without written permission of the speaker is
prohibited.
© Colorado Code Consulting, LLC, 2015
© 2015 Colorado Code
Consulting, LLC
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Instructor:Bill Clayton, CBO
◼ Builder designer 14 years◼ Over 28 years of Code Administration
and enforcement experience◼ ICC/IBC General Committee 2015 cycle◼ ICC/IEBC Committee 2009 & 2012 cycle◼ Code Consultant, inspector, plans
examiner, instructor with CCC 5+ Years◼ RCBO!
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Class Summary
◼ Plan Review Techniques– Personal Preparation– Tools/Equipment
◼ Based on small commercial project
◼ 2018 IBC◼ Applicable to small or large
department◼ Not a code introductory
class
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Professionalism
◼ Professional manner
◼ Courteous
◼ Prompt
◼ Good frame of mind
◼ Refrain from criticism
◼ Work to limit complaints
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Develop a Reputation
◼ Tough◼ Knowledgeable◼ Fair◼ Reasonable◼ Understands
construction
◼ A jerk◼ Hard to work with◼ Unreasonable◼ Arrogant◼ Doesn’t know the code◼ #&*@$@&#%
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Paperwork
◼ Keep good records
◼ Keep work up to date
◼ Be consistent with paperwork
◼ Streamline forms
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Records
◼ Follow basic criteria for developing reports, letters, field cards, notes
– Keep legal action in mind
◼ Set up efficient file system
◼ Destroy old files when permitted
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Time Management
◼ Plan Reviews– Number per day
– Difficult projects
– Dealing /unskilled persons
◼ Phone calls, messages– Set time of day
◼ Report writing– Completeness
– Quality information
◼ Meetings– Staff, designers,
contractors
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Public Relations
◼ Resolve differences without argument
– Maintain professionalism
– Don’t raise your voice
– Leave if your safety is in question
– Notify your superior
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Public Relations
◼ Unskilled people
– Be patient
– Expect to spend more time
– Use opportunity to educate person about codes
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Tools/Equipment
◼ Drafting Table
◼ Calculator
◼ Architect/Engineer Scale
◼ Red Pen
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Tools/Equipment
◼ Computer
– Electronic Review
– Internet
– I-Quest
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Tools/Equipment
◼ Miscellaneous
– Highlighters
– Sticky Notes
– Straight edge
– Rolling scale
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Tools/Equipment
◼ Code Book!
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Tools/Equipment
◼ Code References
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Submittal Documents107.1
◼ Submittal documents consisting of construction documents , statement of special inspections , geotechnical report and other data shall be submitted in two or more sets with each permit application.
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Submittal Documents107.1
◼ The construction documents shall be prepared by a registered design professional where required by the statutes of the jurisdiction in which the project is to be constructed.
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Submittal Documents107.1
◼ Where special conditions exist, the building official is authorized to require additional construction documents to be prepared by a registered design professional.
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Submittal Documents107.1
◼ Exception: The building official is authorized to waive the submission of construction documents and other data not required to be prepared by a registered design professional if it is found that the nature of the work applied for is such that review of construction documents is not necessary to obtain compliance with this code.
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Information On Construction Documents – 107.2.1
◼ Construction documents shall be dimensioned and drawn upon suitable material.
◼ Electronic media documents are permitted to be submitted where approved by the building official.
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Information On Construction Documents – 107.2.1
◼ Construction documents shall be of sufficient clarity to indicate the location, nature and extent of the work proposed and show in detail that it will conform to the provisions of this code and relevant laws, ordinances, rules and regulations, as determined by the building official.
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Fire Protection System Shop Drawings – 107.2.2
◼ Shop drawings for the fire protection system(s) shall be submitted to indicate conformance with this code and the construction documents and shall be approved prior to the start of system installation.
◼ Shop drawings shall contain all information as required by the referenced installation standards in Chapter 9.
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Means Of Egress 107.2.3
◼ The construction documents shall show in sufficient detail the location, construction, size and character of all portions of the means of egress in compliance with the provisions of this code. In other than occupancies in Groups R-2, R-3, as applicable in Section 101.2, and I-1, the construction documents shall designate the number of occupants to be accommodated on every floor, and in all rooms and spaces.
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Exterior Wall Envelope107.2.4
◼ Construction documents for all buildings shall describe the exterior wall envelope in sufficient detail to determine compliance with this code.
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Exterior Wall Envelope107.2.4
◼ The construction documents shall provide details of the exterior wall envelope as required, including flashing, intersections with dissimilar materials, corners, end details, control joints, intersections at roof, eaves or parapets, means of drainage, water-resistive membrane and details around openings.
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Exterior Wall Envelope107.2.4
◼ The construction documents shall include manufacturer’s installation instructions that provide supporting documentation that the proposed penetration and opening details described in the construction documents maintain the weather resistance of the exterior wall envelope.
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107.2.5 Exterior balconies and elevated walking surfaces
◼ Where balconies or other elevated walking surfaces are exposed to water from direct or blowing rain, snow, or irrigation, and the structural framing is protected by an impervious moisture barrier, the construction documents shall include details for all elements of the impervious moisture barrier system.
◼ The construction documents shall include manufacturer’s installation instructions.
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Site Plan107.2.6
◼ The construction documents submitted with the application for permit shall be accompanied by a site plan showing to scale the size and location of new construction and existing structures on the site, distances from lot lines, the established street grades and the proposed finished grades and, as applicable, flood hazard areas, floodways, and design flood elevations; and it shall be drawn in accordance with an accurate boundary line survey.
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Structural information107.2.7
◼ The construction documents shall provide the information specified in Section 1603.
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1603.1Construction Documents◼ Construction documents
shall show the size, section and relative locations of structural members with floor levels, column centers and offsets dimensioned. The design loads and other information pertinent to the structural design required by Sections 1603.1.1 through 1603.1.9 shall be indicated on the construction documents.
◼ Floor live load◼ Roof live load◼ Roof snow load data◼ Wind design data◼ Earthquake design
data◼ Geotechnical
information◼ Flood design data◼ Special loads◼ Roof rain load data
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107.2.8 Relocatable buildings
◼ Construction documents for relocatable buildings shall comply with Section 3112.
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Examination of documents107.3
◼ The building official shall examine or cause to be examined the accompanying submittal documents and shall ascertain by such examinations whether the construction indicated and described is in accordance with the requirements of this code and other pertinent laws or ordinances.
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Approval Of Construction Documents - 107.3.1
◼ When the building official issues a permit, the construction documents shall be approved, in writing or by stamp, as "Reviewed for Code Compliance."
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Approval Of Construction Documents - 107.3.1
◼ One set of construction documents so reviewed shall be retained by the building official.
◼ The other set shall be returned to the applicant, shall be kept at the site of work and shall be open to inspection by the building official or a duly authorized representative.
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Phased Approval107.3.3
◼ The building official is authorized to issue a permit for the construction of foundations or any other part of a building or structure before the construction documents for the whole building or structure have been submitted, provided that adequate information and detailed statements have been filed complying with pertinent requirements of this code.
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Phased Approval107.3.3
◼ The holder of such permit for the foundation or other parts of a building or structure shall proceed at the holder’s own risk with the building operation and without assurance that a permit for the entire structure will be granted.
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Design Professional In Responsible Charge - 107.3.4
◼ The registered design professional in responsible charge shall be responsible for reviewing and coordinating submittal documents prepared by others, including phased and deferred submittal items, for compatibility with the design of the building.
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Deferred Submittals107.3.4.1
◼ Deferral of any submittal items shall have the prior approval of the building official. The registered design professional in responsible charge shall list the deferred submittals on the construction documents for review by the building official.
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Deferred Submittals107.3.4.1
◼ Documents for deferred submittal items shall be submitted to the registered design professional in responsible charge who shall review them and forward them to the building official with a notation indicating that the deferred submittal documents have been reviewed and been found to be in general conformance to the design of the building. The deferred submittal items shall not be installed until the design and submittal documents have been approved by the building official.
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Amended Construction Documents 107.4
◼ Work shall be installed in accordance with the approved construction documents, and any changes made during construction that are not in compliance with the approved construction documents shall be resubmitted for approval as an amended set of construction documents.
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Retention of construction documents - 107.5
◼ One set of approved construction documents shall be retained by the building official for a period of not less than 180 days from date of completion of the permitted work, or as required by state or local laws.
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Plan Review Process
◼ Develop personal/department style
– Checklist
– Page by page
– Computer Programs
– Other styles?
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The Plan Review Report
◼ Be specific
◼ Reference the code
◼ Reference sheet with problem
◼ Proofread the report
◼ Be sure of your comments
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Example Comments
◼ Arch. Dwg. A501 Review Comments: Specify the width/ riser / treads for the new stair to the Mech. Room. Specify a guardrail at the floor opening. Address the incidental use separation at the Mech equipment (furnace) per IBC, Table 508.2.5.
◼ Confirm / document that fire alarms shall be provided per IBC, Section 907.2.9.1 and address the 1-Hour firestopping at the plumb penetrations at the 1-hour F-C assembly (specify applicable UL assemblies or equivalent) per IBC, Section 713.4.1.1.2 and electrical membrane penetrations per IBC, Section 713.4.1.2.
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Example Comments
◼ Refer to Sheet A13.7. Please provide the specific listing for the sprayed applied fireproofing. The listing should include the thickness of the fireproofing for the specific ratings. (Section 704.13)
◼ Refer to Sheet A11.2, Section A. The two-hour enclosure around the exit stair is not continuous. The horizontal assemblies separating the basement from the stair enclosures and the basement, and the adjacent exit passageway. (Section 1022.1)
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The Second Review
◼ Just check for original comments
– No new comments
◼ Confirm corrections
◼ Prefer architect provide written response with change reference
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Effective Use of the Code(Based on UBC)
◼ Classify the building
◼ Review occupancy requirements
◼ Review type of construction requirements
◼ Review means of egress requirements
◼ Review detailed code requirements
◼ Review structural & material requirements
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Effective Use of the Code
◼ Classify the building
– Occupancy Classification
– Type of Construction
– Allowable floor area
– Height & Number of Stories
– Location on Property
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Classifying the Building
◼ Calculate Building Area– The area included within
surrounding exterior walls (or exterior walls and firewalls) exclusive of vent shafts and courts.
– Areas of the building not provided with surrounding walls shall be included in the building area if such areas are included within the horizontal projection of the roof or floor above.
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Classifying the Building
◼ Occupancy Classification– A Assembly
– B Business
– E Educational
– F Factory/Industrial
– H Hazardous
– I Institutional
– M Mercantile
– R Residential
– S Storage
– U Utility/Misc.
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Classifying the Building
◼ Type of Construction
– Building Materials
◼ Noncombustible Materials
◼ Combustible Materials
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Classifying the Building
◼ Type of Construction
– Fire Resistance of Building Elements
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Classifying the Building
◼ Allowable Height
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Allowable Building HeightTable 504.3
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Allowable Building HeightTable 504.4
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Classifying the Building
◼ Allowable Floor Area
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Allowable Building AreasTable 506.2
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Allowable area Determination506
◼ Single-Occupancy, one story
◼ Equation 5-1
– Aa = Allowable building area per
story
– At = Tabular building area per
story in accordance with Table
506.2
– NS = Tabular allowable area
factor in accordance with Table
506.2 for nonsprinklered building
– If = Area increase factor due to
frontage (506.2)
Aa = At + [NS X If]
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Frontage Increase506.3.2
◼ To qualify for an area factor increase based on frontage, the public way or open space adjacent to the building perimeter shall have a minimum distance (W) of 20 feet measured at right angles from the building face to any of the following:
1. The closest interior lot line.
2. The entire width of a street, alley or public way.
3. The exterior face of an adjacent building on the same property.
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Width Limits506.3.2
◼ Where the value of W is greater than 30 feet, a value of 30 feet shall be used in calculating the building area increase based on frontage, regardless of the actual width of the public way or open space.
◼ Where the value of W varies along the perimeter of the building, the calculation performed in accordance with Equation 5-5 shall be based on the weighted average calculated in accordance with Equation 5-4.
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Weighted Average Calc.506.3.2 – Eq. 5-4
◼ Given:
– Restaurant
– Type V-B Construction
– One-Story
– 40’ Street
– (100 * 30 + 75 * 20 + 100 * 30) / 275
– (3000 + 150 + 3000)/275
– 6150/275 = 22
10
ft
50 ft
35 ft
100 ft. X 75 ft.
20
ft
fire
lan
e
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Amount of Increase506.3.3
◼ Equation 5-5– If = Area increase due to frontage
– F = Building perimeter which
fronts on a public way or open
space having minimum distance
of 20 feet.
– P = Perimeter of entire building.
– W = Minimum width of public
way or open space per Section
506.3.2
If = [F/P -0.25] W/30
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Frontage Increase506.3.3
◼ Given:
– Restaurant
– Type V-B Construction
– One-Story
– 40’ Street
◼ Frontage increase
If = [(275/350) - 0.25] * 22/30
If = 0.54 * 0.73
If = 0.39
10
ft
50 ft
35 ft
100 ft. X 75 ft.
20
ft
fire
lan
e
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506.2.1 Single-occupancy, one-story buildings
◼ Given:
– Restaurant
– Type V-B Construction
– One-Story
– 40’ Street
◼ Equation 5-2
– Aa=[At+ (NS× If)]
Aa = 6,000 + (6,000 * 0.39)
Aa = 6,000 + 2,340
Aa = 8,340
7,500< 8,340
OK
10 f
t
50 ft
35 ft
100 ft. X 75 ft.20 f
t fi
re l
ane
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Single-occupancy, multistory buildings - 506.2.3
◼ Equation 5-2
◼ Aa=[At+ (NS× If)] × Sa
◼ Aa = Allowable area (square feet).◼ At = Tabular allowable area factor in
accordance with Table 506.2.◼ NS = Tabular allowable area factor in
accordance with Table 506.2 for a nonsprinklered building.
◼ If = Area factor increase due to frontage as calculated in accordance with Section 506.3.
◼ Sa = Actual number of building stories above grade plane, not to exceed three. For buildings equipped sprinkler system installed in accordance with Section NFPA 13R, use the actual number of building stories above grade plane, not to exceed four.
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Mixed-occupancy, one-story buildings - 506.2.2 ◼ The allowable area of a
mixed-occupancy building with no more than one story above grade plane shall be determined in accordance with the applicable provisions of Section 508.1 based on Equation 5-1 for each applicable occupancy.– Nonseparated
occupancies– Separated occupancies
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Mixed-occupancy, multistory buildings506.2.4
◼ Each story of a mixed-occupancy building with more than one story above grade plane shall individually comply with the applicable requirements of Section 508.1.
◼ For buildings with more than three stories above grade plane, the total building area shall be such that the aggregate sum of the ratios of the actual area of each story divided by the allowable area of such stories, determined in accordance with Equation 5-3 based on the applicable provisions of Section 508.1, shall not exceed three.
Group R-2
Group R-2
Group B Group A-2
Group M Group B
Type VA Construction, sprinklered,
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Floor Occupancy
Actual
Area
Allowable
Area Ratio
First M 40,000 42,000 0.95
Second A-2 25,000 43,125 0.58
Third R-2 25,000 45,000 0.56
Fourth R-2 20,000 45,000 0.44
0.95+0.58+0.56+0.44 = 2.75 < 3
Mixed-occupancy, multistory buildings506.2.4
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Classifying the Building
◼ Location on Property
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Fire Separation DistanceDefinition - 202
◼ The distance measured from the building face to one of the following: – the closest interior lot line– To the centerline of a
street, alley or public way; or
– To an imaginary line between two buildings on the property.
◼ The distance shall be measured at right angles from the face of the wall
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Exterior Walls Fire RatingTable 602
a. Load-bearing exterior walls shall also comply with the fire-resistance rating requirements of Table 601.
b. See Section 706.1.1 for party walls.
c. Open parking garages complying with Section 406 shall not be required to have a fire-resistance rating.
d. The fire-resistance rating of an exterior wall is determined based upon the fire separation distance of the exterior
wall and the story in which the wall is located.
e. For special requirements for Group H occupancies, see Section 415.6.
f. For special requirements for Group S aircraft hangars, see Section 412.4.1.
g. Where Table 705.8 permits nonbearing exterior walls with unlimited area of unprotected openings, the required
fire-resistance rating for the exterior walls is 0 hours.
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Parapets at Exterior Walls705.11
◼ Parapets shall be provided on exterior walls of buildings.
◼ Exceptions
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Effective Use of the Code
◼ Classify the building
◼ Review occupancy requirements
◼ Review type of construction requirements
◼ Review means of egress requirements
◼ Review detailed code requirements
◼ Review structural & material requirements
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Accessory Occupancies508.2
◼ Ancillary to the main occupancy of the building or portion thereof.
◼ Individually classified as to occupancy
◼ Code requirements shall apply to each portion based on the occupancy classification
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Accessory Use Area and Height - 508.2.3
◼ The allowable building area and height of the building shall be based on the allowable building area and height for the main occupancy in accordance with Section 503.1.
◼ Must be less than 10% of the building area of the story in which it is located, (508.2.1).
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Separation of Accessory Occupancies - 508.2.4
◼ No separation is required between accessory occupancies and the main occupancy.
Exceptions: 1. Group H-2, H-3, H-4 and H-5
occupancies shall be separated from all other occupancies in accordance with Section 508.4.
2. Incidental accessory occupancies required to be separated or protected by Section 508.2.5.
3. Group I-1, R-1, R-2 and R-3 dwelling units and sleeping units shall be separated from other dwelling or sleeping units and from accessory occupancies contiguous to them in accordance with the requirements of Section 420.
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Nonseparated Occupancies508.3
◼ Nonseparated occupancies shall be individually classified
◼ Code requirements shall apply to each portion of the building based on the occupancy classification of that space
◼ Most restrictive provision of 403 and Chapter 9 shall apply to entire building.
◼ No Separation required between occupancies– Exceptions for H & R
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Separated Uses508.4.1
◼ Separated occupancies shall be individually classified.
◼ Each fire area shall comply based on the occupancy classification of that portion of the building.
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Required SeparationTable 508.4
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S = Buildings equipped throughout with an automatic sprinkler system installed in accordance with Section 903.3.1.1.NS = Buildings not equipped throughout with an automatic sprinkler system installed in accordance with Section 903.3.1.1.N = No separation requirement.NP = Not permitted.a. See Section 420.b. The required separation from areas used only for private or pleasure vehicles shall be reduced by 1 hour but not to less than 1
hour.c. See Section 406.3.4.d. Separation is not required between occupancies of the same classification.e. See Section 422.2 for ambulatory care facilities.
Table 509 – Incidental Uses
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509 – Incidental Uses
◼ Not permitted to be individually classified for occupancy
◼ Part of the main occupancy
◼ Limited to 10% of building area in the story in which they are located.
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Separation and Protection509.4
◼ The incidental uses listed in Table 509 shall be separated from the remainder of the building or equipped with an automatic sprinkler system, or both, in accordance with the provisions of that table.
◼ Fire-resistance-rated separation?
◼ Nonfire-resistance-rated separation
◼ Sprinklers?
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Special Detailed Requirements Based On Use And OccupancyChapter 4
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Atriums404
✓ Automatic sprinklers✓ Fire alarm system✓ Smoke control✓ Atrium Enclosure
✓ Exceptions
✓ Standby power✓ Interior Finishes✓ Travel Distance
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Motor-Vehicle-Related Occupancies 406
◼ Private garages/carports
◼ Parking structures
◼ Open parking garages
◼ Enclosed parking garages
◼ Automotive motor fuel-dispensing facility
◼ Repair garages
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Motor-Vehicle-Related Occupancies 406
◼ Area and height increases
◼ Separation
◼ Ventilation
◼ Canopies
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Chapter 4
◼ 407 Group I-2◼ 408 Group I-3◼ 409 Motion Picture Projection Rooms◼ 410 Stages & Platforms◼ 411 Special Amusement Buildings◼ 412 Aircraft Related Occupancies◼ 413 Combustible Storage◼ 414 Hazardous Materials◼ 415 Groups H-1, H-2, H-3, H-4, & H-5◼ 416 Application of Flammable Finishes◼ 417 Drying Rooms◼ 418 Organic Coatings
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Effective Use of the Code
◼ Classify the building
◼ Review occupancy requirements
◼ Review type of construction requirements
◼ Review means of egress requirements
◼ Review detailed code requirements
◼ Review structural & material requirements
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Construction ClassificationTable 601
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Effective Use of the Code
Classify the building
Review occupancy requirements
Review type of construction requirements
Review means of egress requirements
Review detailed code requirements
Review structural & material requirements
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Occupant Load Calculations
1004.1
Actual number of
occupants
Number by Table
1004.1.2
◼ Gross Floor Area
◼ Net Floor Area
Number by
combination
◼ Accessory space
through primary
space
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Floor Area per Occupant
Table 1004.1.2
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MOE System Sizing
Stairways
◼ 0.3” per occupant
◼ 0.2” with NFPA 13/13R
and EVACS
Except H and I-2
Other components
◼ 0.2” per occupant
◼ 0.15” with NFPA 13/13R
and EVACS
Except H and I-2
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Egress from spaces
1006.2
Two exits or exit access
doorways from any space shall
be provided where the design
occupant load or the common
path of egress travel distance
exceeds the values listed in
Table 1006.2.1.
101© 2015 Colorado Code Consulting, LLC
That portion of exit access travel distance measured from the most remote point of each room, area or space to that point where the occupants have separate and distinct access to two exits or exit access doorways.
Common Path of Egress Travel
202
102© 2015 Colorado Code Consulting, LLC
Minimum Number of Exits
1006.3.2
Each story and occupied roof shall have the minimum number of separate and distinct exits, or access to exits, as specified in Table 1006.3.2.
A single exit or access to a single exit shall be permitted in accordance with Section 1006.3.3.
The required number of exits, or exit access stairways or ramps providing access to exits, from any story or occupied roof shall be maintained until arrival at the exit discharge or a public way.
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Exit or Exit Access Doorways
1007.1.1
Two exits
◼ A distance apart equal
to not less than 1/2 the
longest diagonal
◼ Exception 2
sprinklered building
1/3 diagonal
X
Room or Area
106© 2015 Colorado Code Consulting, LLC
Exit Access Travel Distance
Table 1017.2
Measured from most
remote point to
entrance of exit
along natural and
unobstructed path
Unenclosed
stairways & ramps
included
107© 2015 Colorado Code Consulting, LLC
Means of Egress Illumination
1008
Includes exit discharge
1 foot-candle at floor
Emergency power
108© 2015 Colorado Code Consulting, LLC
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Accessible Means of Egress
1009
Accessible spaces shall be
provided with not less than one
accessible means of egress.
Where more than one means of
egress are required by Section
1006.2 or 1006.3 from any
accessible space, each
accessible portion of the space
shall be served by not less than
two accessible means of
egress.
109© 2015 Colorado Code Consulting, LLC
Continuity and Components
1009.2
Continuous to public way
consist of one or more components◼ Accessible routes
◼ Interior exit stairways
◼ Exit access stairways
◼ Exterior exit stairways
◼ Elevators
◼ Platform lifts
◼ Horizontal exits
◼ Ramps
◼ Areas of refuge
◼ Exterior areas of assisted rescue
110© 2015 Colorado Code Consulting, LLC
Doors
1010.1
Size of Doors
Side-hinged swinging
Swing in direction of egress
travel > 50 occupants or
hazardous occupancies
Special doors
Floor elevation
111© 2015 Colorado Code Consulting, LLC
Door Operations
1010.1.9
Hardware Schedule?
Type of locks/latches
Bolt locks
Special latches
Panic & fire exit hardware
112© 2015 Colorado Code Consulting, LLC
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Stairway Width
1011.2
Minimum 44”
Calculated Width
(Occupant load)
Exceptions:
◼ occupant load 50 or less -
36” permitted
◼ spiral stairways
◼ aisle stairs
◼ stairway lift in dwelling units
113© 2015 Colorado Code Consulting, LLC
Headroom
1011.3
Stairways shall have a
minimum headroom
clearance of 80 inches
measured vertically from a
line connecting the edge
of the nosings.
◼ spiral stairways may have
78” headroom
114© 2015 Colorado Code Consulting, LLC
Stair Treads & Risers
1011.5
Riser heights ◼ 7 inches maximum and 4
inches minimum.
Tread depths◼ 11 inches minimum.
Profile
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Stairway Landings
1011.6
Floor or landing at the top and bottom of each stairway
Width not less than stairway served
Length same as width of stairway
Straight runs need not exceed 48” max.
Doors shall not reduce width more than 1/2 required width nor project more than 7” when fully open
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Vertical Rise
1011.8
A flight of stairs shall
not have a vertical
rise greater than 12
feet between floor
levels or landings
117© 2015 Colorado Code Consulting, LLC
Handrails
1014
Handrail both sides of stair
34” - 38” above nose of tread
Graspability
Continuity
Handrail extensions
Intermediate handrails
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Ramps
1012
Means of Egress
◼ one unit vertical in 12
units horizontal (8%)
Other Ramps
◼ one unit vertical in 8 units
horizontal (12.5%)
Cross Slope
◼ one unit vertical in 48
units horizontal (2%)
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Ramps
1012
The rise for any ramp
run shall be 30 inches
maximum.
Width
Headroom
Landings
Ramp construction
Handrails
121© 2015 Colorado Code Consulting, LLC
Ramp Landings
1012.6
Located at top, bottom, points of turning, entrance, exit and doors
◼ maximum slope 1:48
◼ width same as ramp
◼ minimum length 60”
◼ 60” X 60” at change of direction
◼ Doors per ANSI A117.1
122© 2015 Colorado Code Consulting, LLC
Exit Signs
1013.1
Readily visible from any direction
In cases where the exit or path of egress travel is not immediately visible to the occupants
Place so no point in exit access corridor is more than 100 feet from nearest sign or the listed viewing distance
123© 2015 Colorado Code Consulting, LLC
Illumination/Power Source
1013.5/1013.6
Internally Illuminated
◼ Listed/labeled
◼ Installed per
manufacturers instructions
Externally illuminated
◼ 5 foot-candles
Illuminated at all times
90 minute standby
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Guards
1015
Open sided walking
surfaces more than 30
inches above floor or
grade below
Includes screened
porches
Mechanical equipment
within 10 ft. of roof edge
125© 2015 Colorado Code Consulting, LLC
Guard Height
1015.3
Required guards shall
be not less than 42
inches high, measured
vertically above the
adjacent walking
surfaces, or the line
connecting the leading
edges of the treads.
126© 2015 Colorado Code Consulting, LLC
Guard Opening Limitations
1013.3
127© 2015 Colorado Code Consulting, LLC
Exit Access Components
Aisles
Corridors
Egress Balconies
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Aisles
1018
Aisles shall be provided
from all occupied portions of
the exit access which
contain seats, tables,
furnishings, displays, and
similar fixtures or
equipment.
Aisles serving assembly
areas, other than seating at
tables, shall comply with
Section 1028
129© 2015 Colorado Code Consulting, LLC
Egress Balconies
1021
Balconies used for
egress purposes shall
conform to the same
requirements as
corridors for width,
headroom, dead ends
and projections.
130© 2015 Colorado Code Consulting, LLC
Corridor Construction
1020.1
Corridors shall be fire-resistance rated in accordance with Table 1020.1.
The corridor walls required to be fire-resistance rated shall comply with Section 708 for fire partitions.
131© 2015 Colorado Code Consulting, LLC
Corridor Width
1020.2
The required capacity of corridors shall be determined as specified in Section 1005.1, but the minimum width shall be not less than that specified in Table 1020.2.
◼ Exception: In Group I-2 occupancies, corridors are not required to have a clear width of 96 inches in areas where there will not be stretcher or bed movement for access to care or as part of the defend-in-place strategy.
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Dead Ends
1020.4
Where more than one exit or exit access doorway is required, the exit access shall be arranged such that there are no dead ends in corridors more than 20 feet in length.◼ some I-3 occupancies
◼ Group B, E, F, I-1, M, R-1, R-2, S and U w/sprinklers permitted to be 50’
◼ unlimited length = 2.5 times width
133© 2015 Colorado Code Consulting, LLC
Corridor Continuity
1020.6
Fire-resistance-rated corridors
shall be continuous from the point
of entry to an exit. Fire-resistance-
rated corridors shall not be
interrupted by intervening rooms.
◼ Foyers, lobbies, reception rooms
constructed as required for
corridors shall not be construed
as intervening rooms
134© 2015 Colorado Code Consulting, LLC
Exits
1022.1
Exits shall comply with Sections 1022 through 1027 and the applicable requirements of Sections 1003 through 1015.
An exit shall not be used for any purpose that interferes with its function as a means of egress.
Once a given level of exit protection is achieved, such level of protection shall not be reduced until arrival at the exit discharge.
Exits shall be continuous from the point of entry into the exit to the exit discharge.
135© 2015 Colorado Code Consulting, LLC
Interior Exit Stairways
1023
Interior exit stairways and
ramps shall be enclosed
◼ 4+ stories - 2 hr. fire rated
◼ < 4 stories - 1 hr. fire rated
◼ all floor levels used to
compute stories, including
basements
excluding mezzanines
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Exit Passageway
1024
Width per Section 1005.1, minimum 44 inches◼ Occupant load <50 –
36”
Walls, floors & ceilings 1-hour fire-resistance rated, and not less than exit enclosure rating
Openings & penetrations restricted
137© 2015 Colorado Code Consulting, LLC
Horizontal Exits
1026
A path of egress travel from one building to an area in another building on approximately the same level, or a path of egress travel through or around a wall or partition to an area on approximately the same level in the same building, which affords safety from fire and smoke from the area of incidence and areas communicating therewith.
Warehouse
Offices Offices
138© 2015 Colorado Code Consulting, LLC
Exterior Exit Ramps & Stairways
1027
Not permitted to be used
in I-2
Open on at least one side
◼ Minimum 35 sq. ft., 42”
above floor level
◼ open areas yards, courts,
public ways
Separated per 1019.1
139© 2015 Colorado Code Consulting, LLC
Exit Discharge
1028
Exits shall discharge
directly to the exterior of
the building.
The exit discharge shall
be at grade or shall
provide direct access to
grade.
The exit discharge shall
not re-enter a building.
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Effective Use of the Code
Classify the building
Review occupancy requirements
Review type of construction requirements
Review means of egress requirements
Review detailed code requirements
Review structural & material requirements
141© 2015 Colorado Code Consulting, LLC
FIRE RESISTANCE-RATED
CONSTRUCTION
CHAPTER 7
142© 2015 Colorado Code Consulting, LLC
Fire Resistance Rating of
Structural Members - 704
The fire-resistance rating of structural members and assemblies shall comply with the requirements for the type of construction and shall not be less than the rating required for the fire-resistance-rated assemblies supported
143© 2015 Colorado Code Consulting, LLC
Bldg 1
Bldg 2Fire Wall
Fire Walls
706
Each portion of a building
separated by one or more
fire walls that comply with
the provisions of this
section shall be considered
a separate building
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Fire Barriers
707 Shaft enclosures
Interior exit stairways
Enclosures of exit access stairways
Exit passageways
Horizontal exits
Atriums
Incidental uses
Control areas
Separated occupancies
Separate a single occupancy into different fire areas
145© 2015 Colorado Code Consulting, LLC
Fire Partitions
708
Dwelling/Sleeping unit
separations in I-1, R-1, R-2 &
R-3
Tenant separations in mall
buildings
Corridor walls
Elevator lobby separation
Egress balconies
146© 2015 Colorado Code Consulting, LLC
Smoke Barriers
709
1-hour fire-resistance rated
Continuous from outside wall to outside wall and slab to floor/roof deck above
Supporting structure the same
20 minute opening protectives
Except I-2 occupancies where doors are installed across the corridors
147© 2015 Colorado Code Consulting, LLC
Horizontal Assemblies
711
Floor and roof
assemblies required to
have a fire-resistance
rating
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712 – Vertical Openings
Should always be
referenced first.
Contains option for
dealing with vertical
openings.
◼ Escalator
◼ Atrium
◼ Two-story opening
149 © 2015 Colorado Code Consulting, LLC
713 – Shaft Enclosures
Referenced from Section
712.1.1
◼ Always start code
assessment in 712!
◼ One-hour – less than 4
stories
◼ Two-hour – 4 or more
stories.
707 Fire Barrier walls
711 Horizontal assemblies
for horizontal shafts
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ASTM E 119 or UL 263
Documentation
© 2018 Colorado Code Consulting, LLC 152
Tables 721.1
footnotes
Generic fire-resistance ratings (those not
designated as PROPRIETARY* in the listing) in the
GA 600 shall be accepted as if herein listed.
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GA Proprietary Systems Where the word "proprietary“ appears in system descriptions either the
system or one or more of its components is considered proprietary.
Each proprietary system shall be built utilizing the components specified by the company or companies listed under the detailed description for that system.
All other systems are generic.
Generic systems are applicable to the products of any manufacturer, whether a member of the gypsum association or not, provided the products meet the appropriate standards.
© 2018 Colorado Code Consulting, LLC 154
1. Floor and Ceiling Runners Steel channels, 1 in. deep by 2-1/2 in. wide, fabricated from No. 25 MSG galv steel, attached to concrete or masonry with fasteners 24 in. on centers.
2. Steel Studs 2-1/2 in. wide with 1-3/8 in. legs, 1/4 in. flange in legs, fabricated from No. 25 ga galv steel, 1-1/2 in. wide by 1-3/4 in. high conduit cutouts spaced 24 in. OC. Studs 1/2 in. less in length than assembly height.
3. Gypsum Board* 1/2 in. thick, paper or vinyl surfaced. Wallboard sheets applied vertically or horizontally with vertical joints located over studs attached to studs with 1 in. self-drilling, self-tapping steel screws located 12 in. OC in the field and 8 in. OC at joints. Joints covered with paper
tape and joint compound. Exposed screw heads covered with joint compound. NATIONAL GYPSUM CO — Types FSW-1, FSW-G and FSW-C.
4. 4. Batts and Blankets* 2 in. thick batts, supplied in 24 in. widths, placed to fill interior of wall. Any
mineral wool batt bearing the UL Classification Marking as to Fire Resistance. See Batts and Blankets (BZJZ) Category For Names of Classified Companies.
5. 4A. Fiber, Sprayed* As an alternate to Batts and Blankets (Item 4) — Spray applied cellulose
insulation material. The fiber is applied with water to completely fill the enclosed cavity in accordance with the application instructions supplied with the product. Nominal dry density of 3.0 lb/ft3.
U S GREENFIBER L L C — Cocoon stabilized cellulose insulation.
UL V401, 1 hr. nonbearing
Reprinted from the Online Certifications directory with permission from Underwriters Laboratories Inc.Copyright © 2005 Underwriters Laboratories Inc.®
Penetrations
714 Fire-resistance walls
◼ Through penetrations
F rating
◼ Membrane penetrations
Horizontal assemblies
◼ Through penetrations
F & T rating
(Special Inspection required for high rise buildings and Risk Category III & IV)
155© 2015 Colorado Code Consulting, LLC
Fire-Resistant Joint System -
715
Joints in or between fire-resistance-rated walls, floor or floor/ceiling assemblies and roofs or roof/ceiling assemblies
Protected by an approved fire-resistant joint system designed to resist the passage of fire for a time period not less than the required fire-resistance rating of the wall, floor or roof in or between which it is installed.
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Opening Protectives
Table 716.1(2)
157© 2015 Colorado Code Consulting, LLC
Fire Window Assemblies
Table 716.1(3)
158© 2015 Colorado Code Consulting, LLC
Fire/Smoke Dampers
717.5
Fire Walls◼ Fire damper
◼ Horizontal Exit –Fire/Smoke damper
Fire Barriers◼ Fire damper*
◼ Horizontal Exit –Fire/Smoke damper
Shaft Enclosures◼ Fire/smoke damper*
Fire Partitions◼ Fire damper*
Corridors
◼ Smoke damper*
Smoke Barriers
◼ Smoke damper*
Horizontal Assemblies
◼ Shaft enclosure*
*contains exceptions
159© 2015 Colorado Code Consulting, LLC
Where Sprinklers are Required -
903.2
Approved automatic sprinkler systems in new buildings and structures shall be provided in the locations described in this section◼ Specific Occupancies
◼ Fire Area
◼ Level above exit discharge
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Installation Requirements
903.3 903.3.1.1
◼ NFPA 13
903.3.1.2
◼ NFPA 13 R
903.3.1.3
◼ NFPA 13 D
161© 2015 Colorado Code Consulting, LLC
Fire Alarm & Detection
Systems - 907
An approved fire alarm system installed in accordance with the provisions of this code and NFPA 72 shall be provided in new buildings and structures in accordance with Sections 907.2.1 through 907.2.23 and provide occupant notification in accordance with Section 907.5, unless other requirements are provided by another section of this code.
Not fewer than one manual fire alarm box shall be provided in an approved location to initiate a fire alarm signal for fire alarm systems employing automatic fire detectors or waterflow detection devices. Where other sections of this code allow elimination of fire alarm boxes due to sprinklers, a single fire alarm box shall be installed.
162© 2015 Colorado Code Consulting, LLC
Accessibility
Chapter 11
Design
1102.1
Buildings and facilities
shall be designed and
constructed to be
accessible in accordance
with this code and ICC
A117.1.
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Accessible Routes
1104
Site arrival points
◼ At least one accessible
route within the site shall
be provided from public
transportation stops,
accessible parking,
accessible passenger
loading zones, and public
streets or sidewalks to the
accessible building
entrance served.
165© 2015 Colorado Code Consulting, LLC
ANSI A117.1 – Accessible Route
404 Doors and Doorways
404.2.4.4 Recessed Doors
If recessed >8”, then front approach clearances required.
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Accessible Entrances Required
1105.1
At least 60 percent all
public entrances shall be
accessible.
Exceptions
◼ Areas not required to
be accessible
◼ Loading & service
entrances
167© 2015 Colorado Code Consulting, LLC
Parking & Passenger Loading
Facilities – 1106.1
Where parking is
provided, accessible
parking spaces shall
be provided in
compliance with
Table 1106.1 except
as required by
Sections 1106.2 and
1106.3.
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Groups I-1, R-1, R-2, R-3 & R-4
1106.2
1. In Group R-2, R-3 and R-4 occupancies that are required to have Accessible, Type A or Type B dwelling units or sleeping units, at least 2 percent, but not less than one, of each type of parking space provided shall be accessible.
2. In Group I-1 and R-1 occupancies, accessible parking shall be provided in accordance with Table 1106.1.
3. Where at least one parking space is provided for each dwelling unit or sleeping unit, at least one accessible parking space shall be provided for each Accessible and Type A unit.
4. Where parking is provided within or beneath a building, accessible parking spaces shall also be provided within or beneath the building.
169© 2015 Colorado Code Consulting, LLC
Van Spaces
1106.5
For every six or fraction of six accessible parking spaces, at least one shall be a van-accessible parking space.
◼ Exception: In Group U private garages that serve Group R-2 and R-3 occupancies, van-accessible spaces located within private garages shall be permitted to have vehicular routes, entrances, parking spaces and access aisles with a minimum vertical clearance of 7 feet
170© 2015 Colorado Code Consulting, LLC
Group R Accessible Spaces
1107.3
Rooms and spaces available
for the use of the residents of
accessible sleeping
accommodations shall be
accessible.
Accessible spaces shall
include toilet and bathing
rooms, kitchen, living and
dining areas, and any exterior
spaces, including patios,
terraces and balconies.
171© 2015 Colorado Code Consulting, LLC
Group R-1
1107.6.1.1
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Group R-2
1107.6.2
> 20 dwelling units
◼ 2% - Type A
≥ Four dwelling units in single structure
◼ Every unit – Type B
Dwelling units required to be Type B dwelling units are permitted to be designed and constructed as Type A dwelling units.
173© 2015 Colorado Code Consulting, LLC
Toilet & Bathing Facilities
1109.2 Each toilet room and bathing
room shall be accessible.
Where a floor level is not required to be connected by an accessible route, the only toilet rooms or bathing facilities provided within the facility shall not be located on the inaccessible floor.
At least one of each type of fixture, element, control or dispenser in each accessible toilet room and bathing facility shall be accessible.
◼ Exceptions
174© 2015 Colorado Code Consulting, LLC
Water Closet Compartments
1109.2.2
At least one wheelchair-accessible compartment shall be provided.
Where the combined total water closet compartments and urinals provided in a toilet room or bathing facility is six or more, at least one ambulatory-accessible water closet compartment shall be provided in addition to the wheelchair-accessible compartment. Wheelchair-accessible and ambulatory-accessible compartments shall comply with ICC/ANSI A117.1.
175© 2015 Colorado Code Consulting, LLC
Sinks
1109.3
Where sinks are provided, at
least 5% but not less than one,
provided in accessible spaces
shall comply with ICC/ANSI
A117.1.
Exceptions:
◼ Mop or service sinks
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ANSI A117.1
Section 603 – Toilet and Bathing Rooms
603.2 Clearances:
Wheelchair turning
space provided per
Section 304
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ANSI A117.1
Section 305 – Clear Floor Space
30” x 48”
Slope = 1:48 max.
May include knee and
toe space per 306
One side on
accessible route
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ANSI A117.1
Section 306 – Knee and Toe Clearance
306.2 - Toe Clearance
1. Located between
floor and 9”
2. Max. Depth = 25”
3. Min. Depth = 17” if
toe depth is required
for a fixture
4. Min. 30” width
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ANSI A117.1
Section 306 – Knee and Toe Clearance
306.3 Knee Clearance
1. Located between 9”
and 27”
2. Max. Depth = 25”
3. Min. Depth = 11” at
9” high and 8” at
27” high
4. Min. 30” width
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ANSI A117.1 604 – Water Closets & Toilet Compartments
604.2 Location
Shall have a wall on
the rear and on the
side.
16-18” from centerline
to side wall
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ANSI A117.1 604 – Water Closets & Toilet Compartments
604.3.1 Clearance Size
◼ 60” back wall
◼ 56” forward
NO other fixtures or
obstructions shall be
within the WC clear
space!!!!
Overlap of other clear
space OK
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ANSI A117.1 604 – Water Closets & Toilet Compartments
604.5.1 Grab bars – side
wall
Start 12” max. from back
wall
Extend 54” min. from
back wall
18” min. vertical w/
bottom and centerline
between 39-41” AFF
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ANSI A117.1 604 – Water Closets & Toilet Compartments
604.5.2 Grab bars –
rear wall
24” centered
36” when
“space permits”
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Signage
1111
International Symbol of
Accessibility
◼ Parking spaces
◼ Passenger loading zones
◼ Accessible rooms with
multiple single-user
toilet/bathing rooms are
clustered at single
location
185© 2015 Colorado Code Consulting, LLC
Signage
1111
Accessible entrances where
not all entrances accessible
Accessible check-out aisles
where not all aisles accessible
Unisex toilet/bathing rooms
Accessible dressing, fitting,
and locker rooms
Accessible areas of refuge
Exterior areas for assisted
rescue
186© 2015 Colorado Code Consulting, LLC
Interior EnvironmentChapter 12
Ventilation
1202.1
Buildings shall be
provided with natural
ventilation in accordance
with Section 1202.5, or
mechanical ventilation in
accordance with the
International Mechanical
Code.
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Attic Spaces
1202.2
Enclosed attics and enclosed rafter spaces◼ Minimum 1” air space
between insulation and sheathing
◼ 1/300 of the area of the space ventilated, with 50 % of the required ventilating area provided by ventilators located in the upper portion of the space to be ventilated at least 3 feet above eave or cornice vents with the balance of the required ventilation provided by eave or cornice vents.
189© 2015 Colorado Code Consulting, LLC
Under-Floor Ventilation
1202.4
The space between the
bottom of the floor joists
and the earth under any
building except spaces
occupied by basements or
cellars shall be provided
with ventilation in
accordance with Section
1202.4.1, 1202.4.2 or
1202.4.3.
190© 2015 Colorado Code Consulting, LLC
Lighting
1204.1 Every space intended for human
occupancy shall be provided with
natural light by means of exterior
glazed openings in accordance
with Section 1205.2 or shall be
provided with artificial light in
accordance with Section 1205.3.
Exterior glazed openings shall
open directly onto a public way or
onto a yard or court in accordance
with Section 1206.
191© 2015 Colorado Code Consulting, LLC
Minimum Ceiling Heights
1207.2
Occupiable spaces, habitable spaces and corridors shall have a ceiling height of not less than 7 feet 6 inches above the finished floor.
Bathrooms, toilet rooms, kitchens, storage rooms and laundry rooms shall have a ceiling height of not less than 7 feet above the finished floor.
192© 2015 Colorado Code Consulting, LLC
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Access to Unoccupied Spaces
1208
Crawl Spaces
◼ 18”X24”
Attic Spaces
◼ 20”X30” to any attic with
clear height of 30”
◼ 30” clear headroom shall
be provided at access
opening
Mechanical Appliances
◼ International Mechanical
Code
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Toilet and Bathroom Floor Finish
1209.2.1
In other than dwelling units, toilet, bathing and shower room floor finish materials shall have a smooth, hard, nonabsorbent surface.
The intersections of such floors with walls shall have a smooth, hard, nonabsorbent vertical base that extends upward onto the walls not less than 4 inches.
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Walls
1209.2.2 Walls and partitions within 2 feet of service sinks, urinals and water closets shall have a smooth, hard, nonabsorbent surface, to a height of not less than 4 feet above the floor, and except for structural elements, the materials used in such walls shall be of a type that is not adversely affected by moisture.
Exceptions:
◼ Dwelling Units and sleeping units
◼ Toilet rooms not accessible to public with one water closet
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Showers
1209.2.3
Shower compartments
and walls above bathtubs
with installed shower
heads shall be finished
with a smooth,
nonabsorbent surface to
a height not less than 72
inches above the drain
inlet.
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Exterior Walls
1402.2
Exterior walls shall provide the building with a weather resistant exterior wall envelope.
The exterior wall envelope shall be designed and constructed in such a manner as to prevent the accumulation of water within the wall assembly ◼ water-resistive barrier
behind the exterior veneer,
◼ A means for draining water that enters the assembly to the exterior of the veneer,
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Flashing
1404.4 Flashing shall be installed in
such a manner so as to prevent moisture from entering the wall or to redirect it to the exterior.
◼ Perimeters of exterior door and window assemblies
◼ Penetrations and terminations of exterior wall assemblies
◼ Exterior wall intersections with roofs, chimneys, porches, decks, balconies and similar projections
◼ Built-in gutters and similar locations where moisture could enter the wall.
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Roofing
1503.1
Roof decks shall be covered with approved roof coverings secured to the building or structure in accordance with the provisions of this chapter.
Roof coverings shall be designed in accordance with this code, and installed in accordance with this code and the manufacturer’s approved instructions.
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Flashing
1503.2
Flashing shall be installed
in such a manner so as to
prevent water from
entering the wall and roof
through joints in copings,
through moisture-
permeable materials and
at intersections with
parapet walls and other
penetrations through the
roof plane.
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Fire Classification
1505
The minimum roof coverings installed on buildings shall
comply with Table 1505.1 based on the type of
construction of the building.
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Hazardous Locations
2406.4.2
Within 24-inch arc of door in closed positionExceptions:◼ Intervening wall or other
permanent barrier between the door and the glazing.
◼ Where access through the door is to a closet or storage area 3 feet or less in depth.
◼ Glazing in walls perpendicular to the plane of the door in a closed position, other than the wall towards which the door swings when opened, in dwelling units
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Safety Glazing
2406.4.5
Glazing in walls, enclosures or fences containing or facing hot tubs, spas, whirlpools, saunas, steam rooms, bathtubs, showers and indoor or outdoor swimming pools where the bottom exposed edge of the glazing is less than 60 inches measured vertically above any standing or walking surface shall be considered a hazardous location. This shall apply to single glazing and all panes in multiple glazing.
◼ Exception: Glazing that is more than 60 inches, measured horizontally and in a straight line, from the water’s edge of a bathtub, hot tub, spa, whirlpool, or swimming pool.
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Hazardous Locations
2406.4.6 & 2406.4.7
Glazing where the bottom exposed edge of the glazing is less than 60 inches above the plane of the adjacent walking surface of stairways, landings between flights of stairs, and ramps shall be considered a hazardous location.
Glazing adjacent to the landing at the bottom of a stairway where the glazing is less than 36 inches above the landing and within 60 inches horizontally of the bottom tread shall be considered a hazardous location.
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Effective Use of the Code
Classify the building
Review occupancy requirements
Review type of construction requirements
Review means of egress requirements
Review detailed code requirements
Review structural & material requirements
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Special Inspections
1704
Where application is made to the building official for construction as specified in Section 105, the owner or the owner’s authorized agent, other than the contractor, shall employ one or more approved agencies to provide special inspections and tests during construction on the types of work specified in Section 1705 and identify the approved agencies to the building official.
These special inspections and tests are in addition to the inspections by the building official that are identified in Section 110.
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Statement of special inspections
1704.2.3
The applicant shall submit a statement of special inspections in accordance with Section 107.1 as a condition for permit issuance. This statement shall be in accordance with Section 1704.3.
◼ Exception: A statement of special inspections is not required for portions of structures designed and constructed in accordance with the cold-formed steel light-frame construction provisions of Section 2211.7 or the conventional light-frame construction provisions of Section 2308.
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Special Inspections
Inspection of fabricators
Steel Construction
◼ Table 1705.2.2
Concrete Construction
◼ Table 1705.3
Masonry Construction
Wood Construction
◼ Fabricated materials
Soils
Pile Foundations
Pier Foundations
Wall Panels & veneers
Sprayed fire-resistant materials
EIFS
◼ Except when installed over water-resistive barrier or installed over masonry of concrete
Special Cases
Smoke Control Systems
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Soils & Foundation
Chapter 18
Foundation & Soils Investigation
1803.1
Geotechnical investigations shall be conducted in accordance with Section 1803.2 and reported in accordance with Section 1803.6.
Where required by the building official or where geotechnical investigations involve in-situ testing, laboratory testing or engineering calculations, such investigations shall be conducted by a registered design professional.
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Subsoil Drainage System
1805.4
Where a hydrostatic pressure condition does not exist, dampproofing shall be provided and a base shall be installed under the floor and a drain installed around the foundation perimeter.
◼ Prescriptive requirements Base course
Foundation Drain
Drainage Discharge
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Concrete
Chapter 19
Structural concrete shall be designed and constructed in accordance with the requirements of this chapter and ACI 318 as amended in Section 1905 of this code.
Except for the provisions of Sections 1904 and 1907, the design and construction of slabs on grade shall not be governed by this chapter unless they transmit vertical loads or lateral forces from other parts of the structure to the soil.
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Construction Documents
1901.5
1. The specified compressive strength of
concrete at the stated ages or stages
of construction for which each
concrete element is designed.
2. The specified strength or grade of
reinforcement.
3. The size and location of structural
elements, reinforcement and anchors.
4. Provision for dimensional changes
resulting from creep, shrinkage and
temperature.
5. The magnitude and location of
prestressing forces.
6. Anchorage length of reinforcement
and location and length of lap splices.
7. Type and location of mechanical and
welded splices of reinforcement.
8. Details and location of contraction or
isolation joints specified for plain
concrete.
9. Minimum concrete compressive
strength at time of posttensioning.
10. Stressing sequence for posttensioning
tendons.
11. For structures assigned to Seismic
Design Category D, E or F, a
statement if slab on grade is designed
as a structural diaphragm (see Section
21.12.3.4 of ACI 318).
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Masonry
Chapter 21
Masonry shall comply with
the provisions of TMS
402/ACI 530/ASCE 5 or TMS
403 as well as applicable
requirements of this chapter.
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Steel
Chapter 22
The design, fabrication and erection of structural steel for buildings and structures shall be in accordance with either the AISC 360
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Wood
Chapter 23
The design of structural elements or systems, constructed partially or wholly of wood or wood-based products, shall be based on one of the following methods.
◼ Allowable Stress Design
◼ Load & Resistance Factor Design
◼ Conventional Light-Frame Construction
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Colorado Code Consulting,
LLC
4610 S Ulster, Suite 150
Denver, CO 80237
Ph. 303-400-6564
Fax 303-693-0630
www.coloradocode.net
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