Proposed Changes by Subject—National Building Code 2015

List of Supporting Documents

A hyperlinked number (e.g., Footnote 1) at the end of a proposed change link leads to a supporting document for that proposed change.

National Building Code 2015 (Proposed changes to 172 provisions)

no subject assigned yet

(Proposed changes to 2 provisions)

Div.B 3.7.2.1. Plumbing and Drainage Systems

Div.B 4.1.8.18. Elements of Structures, Non-structural Components and Equipment

Accessibility

(Proposed changes to 11 provisions)

Div.B 3.3.1.7. Protection on Floor Areas with a Barrier-Free Path of Travel

Div.B 3.3.1.13. Doors and Door Hardware

Div.B 3.4.3.2. Exit Width

Div.B 3.8.2.2. Entrances

Div.B 3.8.2.4. Access to Storeys Served by Escalators and Moving Walks

Div.B 3.8.2.8. Plumbing Facilities

Div.B 3.8.3.2. Barrier-Free Path of Travel

Div.B 3.8.3.6. Doorways and Doors

Div.B 3.8.3.11. Water-Closet Stalls

Div.B 3.8.3.12. Universal Washrooms

Air Leakage

(Proposed changes to 1 provision)

Div.B 5.4. Air Leakage

Building Envelope - General

(Proposed changes to 6 provisions)

Div.A 1.4.1.2. Defined Terms

Div.B 3.2.3.7. Construction of Exposing Building Face

Div.B 9.25.1.1. Scope and Application

Div.B 9.27. Cladding

Div.B 9.27.9. Hardboard

Div.B 9.36.2.4. Calculation of Effective Thermal Resistance of Assemblies

Building Fire Safety

(Proposed changes to 3 provisions)

Div.A 2.2.1.1. Objectives

Div.B 3.1.5.2. Minor Combustible Components

Div.B 3.1.5.4. Combustible Glazing and Skylights

Combustible Construction

(Proposed changes to 2 provisions)

Div.B 3.1.4.8. Exterior Cladding

Div.B 3.2.2.10. Streets

Earthquake Design

(Proposed changes to 25 provisions)

Div.B 4.1.8.2. Notation

Div.B 4.1.8.4. Site Properties

Div.B 4.1.8.5. Importance Factor

Div.B 4.1.8.6. Structural Configuration

Div.B 4.1.8.7. Methods of Analysis

Div.B 4.1.8.8. Direction of Loading

Div.B 4.1.8.9. SFRS Force Reduction Factors, System Overstrength Factors, and General Restrictions

Div.B 4.1.8.10. Additional System Restrictions

Div.B 4.1.8.11. Equivalent Static Force Procedure for Structures Satisfying the Conditions of Article 4.1.8.7.

Div.B 4.1.8.15. Design Provisions

Div.B 4.1.8.16. Foundation Provisions

Div.B 4.1.8.18. Elements of Structures, Non-structural Components and Equipment

Earthquake Load and Effects

(Proposed changes to 8 provisions)

Div.B 4.1.8.6. Structural Configuration

Div.B 4.1.8.7. Methods of Analysis

Div.B 4.1.8.10. Additional System Restrictions

Div.B 4.1.8.18. Elements of Structures, Non-structural Components and Equipment

Encapsulated Mass Timber Construction

(Proposed changes to 9 provisions)

Div.B 3.1. General

Div.B 3.1.3.1. Separation of Major Occupancies

Div.B 3.1.11.3. Fire Blocks between Nailing and Supporting Elements

Div.B 3.1.11.5. Fire Blocks in Horizontal Concealed Spaces

Div.B 3.1.11.7. Fire Block Materials

Div.B 3.2.3.7. Construction of Exposing Building Face

Div.B 3.2.5.12. Automatic Sprinkler Systems

Appendix D

Div.C 2.2.3.1. Information Required for Fire Protection Components

Energy Efficiency for Houses

(Proposed changes to 2 provisions)

Div.B 9.36.2.5. Continuity of Insulation

Div.B 9.36.2.11. Trade-off Options for Above-ground Building Envelope Components and Assemblies

Environmental Separation Table 5.9.1.1

(Proposed changes to 10 provisions)

Div.B 5.9.1.1. Compliance with Applicable Standards

Fire Alarm and Detection Systems

(Proposed changes to 8 provisions)

Div.B 3.2.4.1. Determination of Requirement for a Fire Alarm System

Div.B 3.2.4.9. Electrical Supervision

Div.B 3.2.4.18. Audibility of Alarm Systems

Div.B 3.2.4.19. Visual Signals

Div.B 3.2.4.20. Smoke Alarms

Div.B 9.10.19.5. Interconnection of Smoke Alarms

Fire Resistance and Sound Transmission Tables

(Proposed changes to 4 provisions)

Div.B 9.10.3.1. Fire-Resistance and Fire-Protection Ratings

Heating, Ventilating and Air-conditioning Systems - Other

(Proposed changes to 1 provision)

Div.B 6.5.1.1. Insulation and Coverings

Home-Type Care Occupancies

(Proposed changes to 4 provisions)

Div.A 1.3.3.3. Application of Part 9

Div.A 1.4.1.2. Defined Terms

Div.B 9.10.2.1. Occupancy Classification

Div.B 9.10.2.2. Custodial and Convalescent Homes

Importance Categories

(Proposed changes to 1 provision)

Div.C 2.2.4.3. Information Required on Structural Drawings

Large Farm Buildings

(Proposed changes to 1 provision)

Div.A 1.4.1.2. Defined Terms

Legionella

(Proposed changes to 6 provisions)

Div.B 6.2.1.1. Good Engineering Practice

Div.B 6.3.1.6. Indoor Air Contaminants

Div.B 6.3.2.2. Drain Pans

Div.B 6.3.2.9. Supply, Return, Intake and Exhaust Air Openings

Div.B 6.3.2.15. Evaporative Cooling Towers, Evaporative Fluid Coolers and Evaporative Condensers

Div.B 6.3.2.16. Evaporative Air Coolers, Misters, Atomizers, Air Washers and Humidifiers

Live Load Due to Use and Occupancy

(Proposed changes to 3 provisions)

Div.B 4.1.5.5. Loads on Exterior Areas

Div.B 4.1.5.8. Variation with Tributary Area

Div.B 4.1.5.14. Loads on Guards and Handrails

Loads Not Listed

(Proposed changes to 1 provision)

Div.B 4.1.2.2. Loads Not Listed

Other

(Proposed changes to 9 provisions)

Div.B 3.2.5.12. Automatic Sprinkler Systems

Div.B 3.2.8.2. Exceptions to Special Protection

Div.B 3.2.8.3. Sprinklers

Div.B 3.2.8.6. Draft Stops

Div.B 3.3.1.18. Guards

Div.B 3.4.6.6. Guards

Div.B 3.4.6.11. Doors

Div.B 3.7.2. Plumbing Facilities

Div.B 9.26.2.1. Material Standards

Penetrations

(Proposed changes to 6 provisions)

Div.B 3.1.8.1. General Requirements

Div.B 3.1.8.3. Continuity of Fire Separations

Div.B 3.1.8.4. Determination of Ratings and Classifications

Div.B 3.1.9.1. Fire Stops

Div.B 3.1.9.5. Combustible Piping Penetrations

Precipitation Protection

(Proposed changes to 2 provisions)

Div.B 5.6.2.1. Sealing and Drainage

Div.B 9.27.2.2. Minimum Protection from Precipitation Ingress

Racking Storage Systems

(Proposed changes to 2 provisions)

Div.B 4.1.8.18. Elements of Structures, Non-structural Components and Equipment

Div.B 4.4. Design Requirements for Special Structures

Referenced Documents

(Proposed changes to 1 provision)

Div.B 9.6.1.2. Material Standards for Glass

Residential Sprinklers

(Proposed changes to 1 provision)

Div.B 3.2.5.12. Automatic Sprinkler Systems

Resistance to Deterioration

(Proposed changes to 1 provision)

Div.B 5.1.4.2. Resistance to Deterioration

Roofing, Dampproofing and Waterproofing Standards

(Proposed changes to 2 provisions)

Div.B 9.26.1.3. Alternative Installation Methods

Div.B 9.26.2.1. Material Standards

Security Systems that Affect Egress

(Proposed changes to 1 provision)

Div.B 9.9.6.7. Door Latching, Locking and Opening Mechanisms

Serviceability

(Proposed changes to 2 provisions)

Div.B 4.1.3.4. Serviceability

Div.B 4.1.3.6. Vibration

Snow Loads

(Proposed changes to 4 provisions)

Div.B 4.1.6.1. Specified Load Due to Rain or to Snow and Associated Rain

Div.B 4.1.6.2. Specified Snow Load

Div.B 4.1.6.8. Snow Drift at Corners

Div.B 9.4.2.2. Specified Snow Loads

Soft Conversion

(Proposed changes to 6 provisions)

Div.B 3.1.5.3. Combustible Roofing Materials

Div.B 9.4.1.1. General

Div.B 9.4.2.1. Application

Div.B 9.23.1.1. Limitations

Div.B 9.23.10.1. Stud Size and Spacing

Div.C 2.2.7. Review of Work

Solar Collectors

(Proposed changes to 1 provision)

Div.B 4.1.7. Wind Load

Sound Transmission

(Proposed changes to 1 provision)

Div.B 9.11. Sound Transmission

Spatial Separation of Houses

(Proposed changes to 4 provisions)

Div.B 3.2.3.6. Combustible Projections

Div.B 9.10.14.5. Construction of Exposing Building Face and Walls above Exposing Building Face

Div.B 9.10.15.4. Glazed Openings in Exposing Building Face

Div.B 9.10.15.5. Construction of Exposing Building Face of Houses

Special Structures

(Proposed changes to 1 provision)

Div.B 4.4.1. Air-Supported Structures

Stairs, Ramps, Handrails and Guards

(Proposed changes to 6 provisions)

Div.A 1.4.1.2. Defined Terms

Div.B 3.3.4.8. Protection of Openable Windows

Div.B 3.4.6.5. Handrails

Div.B 3.8.3.5. Ramps

Div.B 9.8.8.1. Required Guards

Div.B 9.8.8.3. Height of Guards

Structural Design (Part 9)

(Proposed changes to 5 provisions)

Div.B 9.4.2.1. Application

Div.B 9.4.2.2. Specified Snow Loads

Div.B 9.23.3.4. Nailing of Framing

Div.B 9.23.13.5. Braced Wall Panels in Braced Wall Bands

Div.B 9.23.14.8. Ridge Support

Ventilation (Part 9)

(Proposed changes to 1 provision)

Div.B 9.32.1.3. Venting of Laundry-Drying Equipment

Wind Loads

(Proposed changes to 6 provisions)

Div.B 4.1.7. Wind Load

Div.B 4.1.7.2. Classification of Buildings

Div.B 4.1.7.5. External Pressure Coefficients

Div.B 4.1.7.6. External Pressure Coefficients for Low Buildings

Div.B 4.1.7.7. Internal Pressure Coefficient

Div.B 4.1.7.9. Full and Partial Wind Loading

Windows, Doors and Skylights

(Proposed changes to 2 provisions)

Div.B 5.9.2.3. Structural and Environmental Loads, Air Leakage and Water Penetration

Div.B 9.7.6.1. Installation of Windows, Doors and Skylights

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