National Building Code of Canada 2015 – Intent Statements
From: National Research Council Canada
Alternate format: National Building Code of Canada 2015: Intent Statements (PDF, 9.8 MB)
Browser compatibility
To ensure the proper operation of this web page, please use the most recent version of Internet Explorer, Firefox, Chrome or Safari, with JavaScript enabled.
Table of contents
- Title page
- Preface
- Division A Compliance, Objectives and Functional Statements
- Part 1 - Compliance
- Section 1.4. Terms and Abbreviations
- 1.4.1. Definitions of Words and Phrases
- Section 1.4. Terms and Abbreviations
- Part 2 - Objectives
- Section 2.2. Objectives
- 2.2.1. Objectives
- Section 2.2. Objectives
- Part 3 - Functional Statements
- Section 3.2. Functional Statements
- 3.2.1. Functional Statements
- Section 3.2. Functional Statements
- Part 1 - Compliance
- Division B Acceptable Solutions
- Part 3 - Fire Protection, Occupant Safety and Accessibility
- Section 3.1. General
- 3.1.1. Scope and Definitions
- 3.1.1.1. Scope
- 3.1.1.2. Defined Words
- 3.1.1.4. Fire Protection Information
- 3.1.2. Classification of Buildings or Parts of Buildings by Major
Occupancy
- 3.1.2.1. Classification of Buildings
- 3.1.2.2. Occupancies of Same Classification
- 3.1.2.3. Arena-Type Buildings
- 3.1.2.4. Police Stations
- 3.1.2.5. Convalescent and Children’s Custodial Homes
- 3.1.2.6. Storage of Combustible Fibres
- 3.1.3. Multiple Occupancy Requirements
- 3.1.3.1. Separation of Major Occupancies
- 3.1.3.2. Prohibition of Occupancy Combinations
- 3.1.4. Combustible Construction
- 3.1.4.1. Combustible Materials Permitted
- 3.1.4.2. Protection of Foamed Plastics
- 3.1.4.3. Wires and Cables
- 3.1.4.4. Non-metallic Raceways
- 3.1.4.5. Fire-Retardant-Treated Wood
- 3.1.4.6. Heavy Timber Construction Alternative
- 3.1.4.7. Heavy Timber Construction
- 3.1.4.8. Exterior Cladding
- 3.1.5. Noncombustible Construction
- 3.1.5.1. Noncombustible Materials
- 3.1.5.2. Minor Combustible Components
- 3.1.5.3. Combustible Roofing Materials
- 3.1.5.4. Combustible Glazing and Skylights
- 3.1.5.5. Combustible Cladding on Exterior Walls
- 3.1.5.6. Combustible Components in Exterior Walls
- 3.1.5.7. Factory-Assembled Panels
- 3.1.5.8. Nailing Elements
- 3.1.5.9. Combustible Millwork
- 3.1.5.10. Combustible Flooring Elements
- 3.1.5.11. Combustible Stairs in Dwelling Units
- 3.1.5.12. Combustible Interior Finishes
- 3.1.5.13. Gypsum Board
- 3.1.5.14. Combustible Insulation
- 3.1.5.15. Foamed Plastic Insulation
- 3.1.5.16. Combustible Elements in Partitions
- 3.1.5.17. Storage Lockers in Residential Buildings
- 3.1.5.18. Combustible Ducts
- 3.1.5.19. Combustible Piping Materials
- 3.1.5.20. Combustible Plumbing Fixtures
- 3.1.5.21. Wires and Cables
- 3.1.5.22. Combustible Travelling Cables for Elevators
- 3.1.5.23. Non-metallic Raceways
- 3.1.5.24. Decorative Wood Cladding
- 3.1.6. Tents and Air-Supported Structures
- 3.1.6.1. Means of Egress
- 3.1.6.2. Restrictions
- 3.1.6.3. Clearance to Other Structures
- 3.1.6.4. Clearance to Flammable Material
- 3.1.6.5. Flame Resistance
- 3.1.6.6. Emergency Air Supply
- 3.1.6.7. Electrical Systems
- 3.1.7. Fire-Resistance Ratings
- 3.1.7.1. Determination of Ratings
- 3.1.7.2. Exception for Exterior Walls
- 3.1.7.3. Exposure Conditions for Rating
- 3.1.7.4. Minimum Fire-Resistance Rating
- 3.1.7.5. Rating of Supporting Construction
- 3.1.8. Fire Separations and Closures
- 3.1.8.1. General Requirements
- 3.1.8.2. Combustible Construction Support
- 3.1.8.3. Continuity of Fire Separations
- 3.1.8.4. Determination of Ratings and Classifications
- 3.1.8.5. Installation of Closures
- 3.1.8.6. Maximum Openings
- 3.1.8.7. Location of Fire Dampers and Smoke Dampers
- 3.1.8.8. Fire Dampers Waived
- 3.1.8.9. Smoke Dampers Waived
- 3.1.8.10. Installation of Fire Dampers
- 3.1.8.11. Installation of Smoke Dampers
- 3.1.8.12. Twenty-Minute Closures
- 3.1.8.13. Self-closing Devices
- 3.1.8.14. Hold-Open Devices
- 3.1.8.15. Door Latches
- 3.1.8.16. Wired Glass and Glass Block
- 3.1.8.17. Temperature Rise Limit for Doors
- 3.1.8.18. Area Limits for Wired Glass and Glass Block
- 3.1.8.19. Temperature Rise and Area Limits Waived
- 3.1.9. Penetrations in Fire Separations and Fire-Rated Assemblies
- 3.1.9.1. Fire Stops
- 3.1.9.2. Combustibility of Service Penetrations
- 3.1.9.3. Penetration by Wires, Cables and Outlet Boxes
- 3.1.9.4. Penetration by Outlet Boxes
- 3.1.9.5. Combustible Piping Penetrations
- 3.1.9.6. Openings through a Membrane Ceiling
- 3.1.9.7. Plenums
- 3.1.10. Firewalls
- 3.1.10.1. Prevention of Firewall Collapse
- 3.1.10.2. Rating of Firewalls
- 3.1.10.3. Continuity of Firewalls
- 3.1.10.4. Parapets
- 3.1.10.5. Maximum Openings
- 3.1.10.6. Exposure Protection for Adjacent Walls
- 3.1.10.7. Combustible Projections
- 3.1.11. Fire Blocks in Concealed Spaces
- 3.1.11.1. Separation of Concealed Spaces
- 3.1.11.2. Fire Blocks in Wall Assemblies
- 3.1.11.3. Fire Blocks between Nailing and Supporting Elements
- 3.1.11.4. Fire Blocks between Vertical and Horizontal Spaces
- 3.1.11.5. Fire Blocks in Horizontal Concealed Spaces
- 3.1.11.6. Fire Blocks in Crawl Spaces
- 3.1.11.7. Fire Block Materials
- 3.1.12. Flame-Spread Rating and Smoke Developed Classification
- 3.1.12.1. Determination of Ratings
- 3.1.13. Interior Finish
- 3.1.13.1. Interior Finishes, Furnishings and Decorative Materials
- 3.1.13.2. Flame-Spread Rating
- 3.1.13.3. Bathrooms in Residential Suites
- 3.1.13.4. Light Diffusers and Lenses
- 3.1.13.5. Skylights
- 3.1.13.6. Corridors
- 3.1.13.7. High Buildings
- 3.1.13.8. Noncombustible Construction
- 3.1.13.9. Underground Walkways
- 3.1.13.10. Exterior Exit Passageway
- 3.1.13.11. Elevator Cars
- 3.1.14. Roof Assemblies
- 3.1.14.1. Fire-Retardant-Treated Wood Roof Systems
- 3.1.14.2. Metal Roof Deck Assemblies
- 3.1.15. Roof Covering
- 3.1.15.1. Roof Covering Classification
- 3.1.15.2. Roof Coverings
- 3.1.16. Fabrics
- 3.1.16.1. Fabric Canopies and Marquees
- 3.1.17. Occupant Load
- 3.1.17.1. Occupant Load Determination
- 3.1.1. Scope and Definitions
- Section 3.2. Building Fire Safety
- 3.2.1. General
- 3.2.1.1. Exceptions in Determining Building Height
- 3.2.1.2. Storage Garage Considered as a Separate Building
- 3.2.1.3. Roof Considered as a Wall
- 3.2.1.4. Floor Assembly over Basement
- 3.2.1.5. Fire Containment in Basements
- 3.2.1.6. Mezzanines
- 3.2.2. Building Size and Construction Relative to Occupancy
- 3.2.2.1. Application
- 3.2.2.2. Special and Unusual Structures
- 3.2.2.3. Exceptions to Structural Fire Protection
- 3.2.2.4. Buildings with Multiple Major Occupancies
- 3.2.2.5. Applicable Building Height and Area
- 3.2.2.6. Multiple Major Occupancies
- 3.2.2.7. Superimposed Major Occupancies
- 3.2.2.8. Exceptions for Major Occupancies
- 3.2.2.9. Crawl Spaces
- 3.2.2.10. Streets
- 3.2.2.11. Exterior Balconies
- 3.2.2.12. Exterior Passageways
- 3.2.2.13. Occupancy on Roof
- 3.2.2.14. Roof-Top Enclosures
- 3.2.2.15. Storeys below Ground
- 3.2.2.16. Heavy Timber Roof Permitted
- 3.2.2.17. Arena-Type Building Roof Assembly
- 3.2.2.18. Automatic Sprinkler System Required
- 3.2.2.19. Buildings Containing Impeded Egress Zones
- 3.2.2.20. Group A, Division 1, Any Height, Any Area, Sprinklered
- 3.2.2.21. Group A, Division 1, One Storey, Limited Area, Sprinklered
- 3.2.2.22. Group A, Division 1, One Storey, Sprinklered
- 3.2.2.23. Group A, Division 2, Any Height, Any Area, Sprinklered
- 3.2.2.24. Group A, Division 2, up to 6 Storeys, Any Area, Sprinklered
- 3.2.2.25. Group A, Division 2, up to 2 Storeys
- 3.2.2.26. Group A, Division 2, up to 2 Storeys, Increased Area, Sprinklered
- 3.2.2.27. Group A, Division 2, up to 2 Storeys, Sprinklered
- 3.2.2.28. Group A, Division 2, One Storey
- 3.2.2.29. Group A, Division 3, Any Height, Any Area, Sprinklered
- 3.2.2.30. Group A, Division 3, up to 2 Storeys
- 3.2.2.31. Group A, Division 3, up to 2 Storeys, Sprinklered
- 3.2.2.32. Group A, Division 3, One Storey, Increased Area
- 3.2.2.33. Group A, Division 3, One Storey, Sprinklered
- 3.2.2.34. Group A, Division 3, One Storey
- 3.2.2.35. Group A, Division 4
- 3.2.2.36. Group B, Division 1, Any Height, Any Area, Sprinklered
- 3.2.2.37. Group B, Division 1, up to 3 Storeys, Sprinklered
- 3.2.2.38. Group B, Division 2, Any Height, Any Area, Sprinklered
- 3.2.2.39. Group B, Division 2, up to 3 Storeys, Sprinklered
- 3.2.2.40. Group B, Division 2, up to 2 Storeys, Sprinklered
- 3.2.2.41. Group B, Division 2, One Storey, Sprinklered
- 3.2.2.42. Group B, Division 3, Any Height, Any Area, Sprinklered
- 3.2.2.43. Group B, Division 3, up to 3 Storeys (Noncombustible), Sprinklered
- 3.2.2.44. Group B, Division 3, up to 3 Storeys, Sprinklered
- 3.2.2.45. Group B, Division 3, up to 2 Storeys, Sprinklered
- 3.2.2.46. Group B, Division 3, One Storey, Sprinklered
- 3.2.2.47. Group C, Any Height, Any Area, Sprinklered
- 3.2.2.48. Group C, up to 6 Storeys, Sprinklered, Noncombustible Construction
- 3.2.2.49. Group C, up to 3 Storeys, Noncombustible Construction
- 3.2.2.50. Group C, up to 6 Storeys, Sprinklered
- 3.2.2.51. Group C, up to 4 Storeys, Sprinklered
- 3.2.2.52. Group C, up to 3 Storeys, Increased Area
- 3.2.2.53. Group C, up to 3 Storeys
- 3.2.2.54. Group C, up to 3 Storeys, Sprinklered
- 3.2.2.55. Group D, Any Height, Any Area, Sprinklered
- 3.2.2.56. Group D, up to 6 Storeys
- 3.2.2.57. Group D, up to 6 Storeys, Sprinklered, Noncombustible Construction
- 3.2.2.58. Group D, up to 6 Storeys, Sprinklered
- 3.2.2.59. Group D, up to 4 Storeys, Sprinklered
- 3.2.2.60. Group D, up to 3 Storeys
- 3.2.2.61. Group D, up to 3 Storeys, Sprinklered
- 3.2.2.62. Group D, up to 2 Storeys
- 3.2.2.63. Group D, up to 2 Storeys, Sprinklered
- 3.2.2.64. Group E, Any Height, Any Area, Sprinklered
- 3.2.2.65. Group E, up to 4 Storeys, Sprinklered
- 3.2.2.66. Group E, up to 3 Storeys
- 3.2.2.67. Group E, up to 3 Storeys, Sprinklered
- 3.2.2.68. Group E, up to 2 Storeys
- 3.2.2.69. Group E, up to 2 Storeys, Sprinklered
- 3.2.2.70. Group F, Division 1, up to 4 Storeys, Sprinklered
- 3.2.2.71. Group F, Division 1, up to 3 Storeys, Sprinklered
- 3.2.2.72. Group F, Division 1, up to 2 Storeys, Sprinklered
- 3.2.2.73. Group F, Division 1, One Storey
- 3.2.2.74. Group F, Division 2, Any Height, Any Area, Sprinklered
- 3.2.2.75. Group F, Division 2, up to 4 Storeys, Increased Area, Sprinklered
- 3.2.2.76. Group F, Division 2, up to 3 Storeys
- 3.2.2.77. Group F, Division 2, up to 4 Storeys, Sprinklered
- 3.2.2.78. Group F, Division 2, up to 2 Storeys
- 3.2.2.79. Group F, Division 2, up to 2 Storeys, Sprinklered
- 3.2.2.80. Group F, Division 3, Any Height, Any Area, Sprinklered
- 3.2.2.81. Group F, Division 3, up to 6 Storeys
- 3.2.2.82. Group F, Division 3, up to 6 Storeys, Sprinklered
- 3.2.2.83. Group F, Division 3, up to 4 Storeys
- 3.2.2.84. Group F, Division 3, up to 4 Storeys, Sprinklered
- 3.2.2.85. Group F, Division 3, up to 2 Storeys
- 3.2.2.86. Group F, Division 3, up to 2 Storeys, Sprinklered
- 3.2.2.87. Group F, Division 3, One Storey
- 3.2.2.88. Group F, Division 3, One Storey, Sprinklered
- 3.2.2.89. Group F, Division 3, One Storey, Any Area, Low Fire Load Occupancy
- 3.2.2.90. Group F, Division 3, Storage Garages up to 22 m High
- 3.2.3. Spatial Separation and Exposure Protection
- 3.2.3.1. Limiting Distance and Area of Unprotected Openings
- 3.2.3.2. Area of Exposing Building Face
- 3.2.3.3. Wall Enclosing Attic or Roof Space
- 3.2.3.4. Party Wall
- 3.2.3.5. Wall with Limiting Distance Less Than 1.2 m
- 3.2.3.6. Combustible Projections
- 3.2.3.7. Construction of Exposing Building Face
- 3.2.3.8. Protection of Exterior Building Face
- 3.2.3.9. Protection of Structural Members
- 3.2.3.10. Unlimited Unprotected Openings
- 3.2.3.11. Low Fire Load, One Storey Building
- 3.2.3.12. Area Increase for Unprotected Openings
- 3.2.3.13. Protection of Exit Facilities
- 3.2.3.14. Wall Exposed to Another Wall
- 3.2.3.15. Wall Exposed to Adjoining Roof
- 3.2.3.16. Protection of Soffits
- 3.2.3.17. Canopy Protection for Vertically Separated Openings
- 3.2.3.18. Covered Vehicular Passageway
- 3.2.3.19. Walkway between Buildings
- 3.2.3.20. Underground Walkway
- 3.2.3.21. Storage and Process Equipment Located Outdoors
- 3.2.3.22. Installation of Service Lines Under Buildings
- 3.2.4. Fire Alarm and Detection Systems
- 3.2.4.1. Determination of Requirement for a Fire Alarm System
- 3.2.4.2. Continuity of Fire Alarm System
- 3.2.4.3. Types of Fire Alarm Systems
- 3.2.4.4. Description of Fire Alarm Systems
- 3.2.4.5. Installation and Verification of Fire Alarm Systems
- 3.2.4.6. Silencing of Alarm Signals
- 3.2.4.7. Signals to Fire Department
- 3.2.4.8. Annunciator and Zone Indication
- 3.2.4.9. Electrical Supervision
- 3.2.4.10. Fire Detectors
- 3.2.4.11. Smoke Detectors
- 3.2.4.12. Prevention of Smoke Circulation
- 3.2.4.13. Vacuum Cleaning System Shutdown
- 3.2.4.14. Elevator Emergency Return
- 3.2.4.15. System Monitoring
- 3.2.4.16. Manual Stations
- 3.2.4.17. Alert and Alarm Signals
- 3.2.4.18. Audibility of Alarm Systems
- 3.2.4.19. Visual Signals
- 3.2.4.20. Smoke Alarms
- 3.2.4.21. Residential Fire Warning Systems
- 3.2.4.22. Voice Communication Systems for High Buildings
- 3.2.4.23. One-Way Voice Communication Systems
- 3.2.5. Provisions for Firefighting
- 3.2.5.1. Access to Above-Grade Storeys
- 3.2.5.2. Access to Basements
- 3.2.5.3. Roof Access
- 3.2.5.4. Access Routes
- 3.2.5.5. Location of Access Routes
- 3.2.5.6. Access Route Design
- 3.2.5.7. Water Supply
- 3.2.5.8. Standpipe Systems
- 3.2.5.9. Standpipe System Design
- 3.2.5.10. Hose Connections
- 3.2.5.11. Hose Stations
- 3.2.5.12. Automatic Sprinkler Systems
- 3.2.5.13. Combustible Sprinkler Piping
- 3.2.5.14. Sprinklered Service Space
- 3.2.5.15. Fire Department Connections
- 3.2.5.16. Portable Fire Extinguishers
- 3.2.5.17. Protection from Freezing
- 3.2.5.18. Fire Pumps
- 3.2.6. Additional Requirements for High Buildings
- 3.2.6.1. Application
- 3.2.6.2. Limits to Smoke Movement
- 3.2.6.3. Connected Buildings
- 3.2.6.4. Emergency Operation of Elevators
- 3.2.6.5. Elevator for Use by Firefighters
- 3.2.6.6. Venting to Aid Firefighting
- 3.2.6.7. Central Alarm and Control Facility
- 3.2.6.8. Voice Communication System
- 3.2.6.9. Testing
- 3.2.7. Lighting and Emergency Power Systems
- 3.2.7.1. Minimum Lighting Requirements
- 3.2.7.2. Recessed Lighting Fixtures
- 3.2.7.3. Emergency Lighting
- 3.2.7.4. Emergency Power for Lighting
- 3.2.7.5. Emergency Power Supply Installation
- 3.2.7.6. Emergency Power for Treatment Occupancies
- 3.2.7.7. Fuel Supply Shut-off Valves
- 3.2.7.8. Emergency Power for Fire Alarm Systems
- 3.2.7.9. Emergency Power for Building Services
- 3.2.7.10. Protection of Electrical Conductors
- 3.2.8. Mezzanines and Openings through Floor Assemblies
- 3.2.8.1. Application
- 3.2.8.2. Exceptions to Special Protection
- 3.2.8.3. Sprinklers
- 3.2.8.4. Vestibules
- 3.2.8.5. Protected Floor Space
- 3.2.8.6. Draft Stops
- 3.2.8.7. Mechanical Exhaust System
- 3.2.8.8. Combustible Content Limits
- 3.2.9. Integrated Fire Protection and Life Safety Systems
- 3.2.9.1. Testing
- 3.2.1. General
- Section 3.3. Safety within Floor Areas
- 3.3.1. All Floor Areas
- 3.3.1.1. Separation of Suites
- 3.3.1.2. Hazardous Substances, Equipment and Processes
- 3.3.1.3. Means of Egress
- 3.3.1.4. Public Corridor Separations
- 3.3.1.5. Egress Doorways
- 3.3.1.6. Travel Distance
- 3.3.1.7. Protection on Floor Areas with a Barrier-Free Path of Travel
- 3.3.1.8. Headroom Clearance
- 3.3.1.9. Corridors
- 3.3.1.10. Aisles
- 3.3.1.11. Door Swing
- 3.3.1.12. Sliding Doors
- 3.3.1.13. Doors and Door Hardware
- 3.3.1.14. Ramps and Stairways
- 3.3.1.15. Exterior Passageways
- 3.3.1.16. Tapered Treads in a Curved Flight
- 3.3.1.17. Capacity of Access to Exits
- 3.3.1.18. Guards
- 3.3.1.19. Transparent Doors and Panels
- 3.3.1.20. Exhaust Ventilation and Explosion Venting
- 3.3.1.21. Janitors’ Rooms
- 3.3.1.22. Common Laundry Rooms
- 3.3.1.23. Obstructions
- 3.3.1.24. Signs in Service Spaces
- 3.3.1.25. Welding and Cutting
- 3.3.2. Assembly Occupancy
- 3.3.2.1. Scope
- 3.3.2.2. Fire Separations
- 3.3.2.3. Non-fixed Seating
- 3.3.2.4. Fixed Seats
- 3.3.2.5. Aisles
- 3.3.2.6. Corridors
- 3.3.2.7. Doors
- 3.3.2.8. Fixed Bench-Type Seats without Arms
- 3.3.2.9. Guards
- 3.3.2.10. Handrails in Aisles with Steps
- 3.3.2.11. Outdoor Places of Assembly
- 3.3.2.12. Bleachers
- 3.3.2.13. Libraries
- 3.3.2.14. Stages for Theatrical Performances
- 3.3.2.15. Risers for Stairs
- 3.3.2.16. Storage Rooms
- 3.3.3. Care, Treatment or Detention Occupancies
- 3.3.3.1. Application
- 3.3.3.2. Separations between Care, Treatment or Detention Occupancies and Repair Garages
- 3.3.3.3. Corridors
- 3.3.3.4. Doorway Width
- 3.3.3.5. Compartments and Fire Separations
- 3.3.3.6. Areas of Refuge
- 3.3.3.7. Contained Use Areas
- 3.3.4. Residential Occupancy
- 3.3.4.1. Scope
- 3.3.4.2. Fire Separations
- 3.3.4.3. Storage Rooms
- 3.3.4.4. Egress from Dwelling Units
- 3.3.4.5. Automatic Locking Prohibition
- 3.3.4.6. Sound Transmission
- 3.3.4.7. Stairs, Ramps, Landings, Handrails and Guards for Dwelling Units
- 3.3.4.8. Protection of Openable Windows
- 3.3.5. Industrial Occupancy
- 3.3.5.1. Scope
- 3.3.5.2. Fire Extinguishing Systems
- 3.3.5.3. Basements
- 3.3.5.4. Repair and Storage Garages
- 3.3.5.5. Repair Garage Separation
- 3.3.5.6. Storage Garage Separation
- 3.3.5.7. Vestibules
- 3.3.5.8. Dispensing of Fuel
- 3.3.5.9. Multiple-Tenant Self-Storage Warehouses
- 3.3.5.10. Guards
- 3.3.6. Design of Hazardous Areas
- 3.3.6.1. Application
- 3.3.6.2. Storage of Dangerous Goods
- 3.3.6.3. Indoor Storage of Anhydrous Ammonia and Flammable, Toxic and Oxidizing Gases
- 3.3.6.4. Storage and Dispensing Rooms for Flammable Liquids and Combustible Liquids
- 3.3.6.5. Tire Storage
- 3.3.6.6. Ammonium Nitrate Storage
- 3.3.6.7. Flooring Materials
- 3.3.6.8. Fire Separations in Process Plants
- 3.3.6.9. Basements and Pits
- 3.3.1. All Floor Areas
- Section 3.4. Exits
- 3.4.1. General
- 3.4.1.1. Scope
- 3.4.1.2. Separation of Exits
- 3.4.1.3. Access to Exits
- 3.4.1.4. Types of Exit
- 3.4.1.5. Exterior Exit Passageways
- 3.4.1.6. Restricted Use of Horizontal Exits
- 3.4.1.7. Slide Escapes
- 3.4.1.8. Transparent Doors and Panels
- 3.4.1.9. Mirrors near Exits
- 3.4.1.10. Combustible Glazing in Exits
- 3.4.2. Number and Location of Exits from Floor Areas
- 3.4.2.1. Minimum Number of Exits
- 3.4.2.2. Means of Egress from Mezzanines
- 3.4.2.3. Distance between Exits
- 3.4.2.4. Travel Distance
- 3.4.2.5. Location of Exits
- 3.4.2.6. Principal Entrances
- 3.4.3. Width and Height of Exits
- 3.4.3.1. Exit Width Based on Occupant Load
- 3.4.3.2. Exit Width
- 3.4.3.3. Exit Width Reduction
- 3.4.3.4. Headroom Clearance
- 3.4.4. Fire Separation of Exits
- 3.4.4.1. Fire-Resistance Rating of Exit Separations
- 3.4.4.2. Exits through Lobbies
- 3.4.4.3. Exterior Passageway Exceptions
- 3.4.4.4. Integrity of Exits
- 3.4.5. Exit Signs
- 3.4.5.1. Exit Signs
- 3.4.5.2. Signs for Stairs and Ramps at Exit Level
- 3.4.6. Types of Exit Facilities
- 3.4.6.1. Slip Resistance of Ramps and Stairs
- 3.4.6.2. Minimum Number of Risers
- 3.4.6.3. Maximum Vertical Rise of Stair Flights and Required Landings
- 3.4.6.4. Dimensions of Landings
- 3.4.6.5. Handrails
- 3.4.6.6. Guards
- 3.4.6.7. Ramp Slope
- 3.4.6.8. Treads and Risers
- 3.4.6.9. Curved Flights in Exits
- 3.4.6.10. Horizontal Exits
- 3.4.6.11. Doors
- 3.4.6.12. Direction of Door Swing
- 3.4.6.13. Self-closing Devices
- 3.4.6.14. Sliding Doors
- 3.4.6.15. Revolving Doors
- 3.4.6.16. Door Release Hardware
- 3.4.6.17. Security for Banks and Mercantile Floor Areas
- 3.4.6.18. Emergency Crossover Access to Floor Areas
- 3.4.6.19. Floor Numbering
- 3.4.7. Fire Escapes
- 3.4.7.1. Scope
- 3.4.7.2. Fire Escape Construction
- 3.4.7.3. Access to Fire Escapes
- 3.4.7.4. Protection of Fire Escapes
- 3.4.7.5. Stairs
- 3.4.7.6. Guards and Railings
- 3.4.7.7. Landings
- 3.4.1. General
- Section 3.5. Vertical Transportation
- 3.5.1. General
- 3.5.1.1. Scope
- 3.5.2. Standards
- 3.5.2.1. Elevators, Escalators and Dumbwaiters
- 3.5.3. Fire Separations
- 3.5.3.1. Fire Separations for Elevator Hoistways
- 3.5.3.2. Vertical Service Spaces for Dumbwaiters
- 3.5.3.3. Fire Separations for Elevator Machine Rooms
- 3.5.4. Dimensions and Signs
- 3.5.4.1. Elevator Car Dimensions
- 3.5.4.2. Floor Numbering
- 3.5.1. General
- Section 3.6. Service Facilities
- 3.6.1. General
- 3.6.1.1. Scope
- 3.6.1.2. Electrical Wiring and Equipment
- 3.6.1.3. Lightning Protection Systems
- 3.6.1.4. Storage Use Prohibition
- 3.6.1.5. Appliances Installed outside a Building
- 3.6.2. Service Rooms
- 3.6.2.1. Fire Separations around Service Rooms
- 3.6.2.2. Service Rooms under Exits
- 3.6.2.3. Service Equipment
- 3.6.2.4. Incinerator Rooms
- 3.6.2.5. Combustible Refuse Storage
- 3.6.2.6. Door Swing for Service Rooms
- 3.6.2.7. Electrical Equipment Vaults
- 3.6.2.8. Emergency Power Installations
- 3.6.3. Vertical Service Spaces and Service Facilities
- 3.6.3.1. Fire Separations for Vertical Service Spaces
- 3.6.3.2. Foamed Plastic Protection
- 3.6.3.3. Linen and Refuse Chutes
- 3.6.3.4. Exhaust Duct Negative Pressure
- 3.6.3.5. Grease Duct Enclosures
- 3.6.4. Horizontal Service Spaces and Service Facilities
- 3.6.4.1. Scope
- 3.6.4.2. Fire Separations for Horizontal Service Spaces
- 3.6.4.3. Plenum Requirements
- 3.6.4.4. Attic or Roof Space Access
- 3.6.4.5. Horizontal Service Space Access
- 3.6.4.6. Crawl Space Access
- 3.6.5. Air Duct and Plenum Systems
- 3.6.5.1. Duct Materials
- 3.6.5.2. Vibration Isolation Connectors
- 3.6.5.3. Tape
- 3.6.5.4. Coverings, Linings, Adhesives and Insulation
- 3.6.5.5. Insulation and Coverings
- 3.6.5.6. Clearance of Ducts and Plenums
- 3.6.5.7. Supply, Return, Intake and Exhaust-Air Openings
- 3.6.5.8. Return-Air System
- 3.6.1. General
- Section 3.7. Health Requirements
- 3.7.1. Height of Rooms
- 3.7.1.1. Room and Space Height
- 3.7.2. Plumbing Facilities
- 3.7.2.1. Plumbing and Drainage Systems
- 3.7.2.2. Water Closets
- 3.7.2.3. Lavatories
- 3.7.2.4. Mobile Home Facilities
- 3.7.2.5. Safety Glass
- 3.7.2.6. Surface Protection
- 3.7.2.7. Floor Drain
- 3.7.2.8. Grab Bars
- 3.7.2.9. Bathtubs
- 3.7.3. Medical Gas Piping Systems
- 3.7.3.1. Medical Gas Piping
- 3.7.1. Height of Rooms
- Section 3.8. Accessibility
- 3.8.1. Scope
- 3.8.1.1. Scope
- 3.8.2. Application
- 3.8.2.1. Exceptions
- 3.8.2.2. Entrances
- 3.8.2.3. Areas Requiring a Barrier-Free Path of Travel
- 3.8.2.4. Access to Storeys Served by Escalators and Moving Walks
- 3.8.2.5. Access to Parking Areas and Exterior Passenger-Loading Zones
- 3.8.2.6. Controls
- 3.8.2.7. Power Door Operators
- 3.8.2.8. Plumbing Facilities
- 3.8.2.9. Assistive Listening Devices
- 3.8.2.10. Signs and Indicators
- 3.8.2.11. Counters and Counters for Telephones
- 3.8.3. Design
- 3.8.3.1. Design Standards
- 3.8.3.2. Barrier-Free Path of Travel
- 3.8.3.3. Exterior Walks
- 3.8.3.4. Exterior Passenger-Loading Zones
- 3.8.3.5. Ramps
- 3.8.3.6. Doorways and Doors
- 3.8.3.7. Passenger-Elevating Devices
- 3.8.3.8. Controls
- 3.8.3.9. Accessibility Signs
- 3.8.3.10. Drinking Fountains
- 3.8.3.11. Water-Closet Stalls
- 3.8.3.12. Universal Washrooms
- 3.8.3.13. Water Closets
- 3.8.3.14. Urinals
- 3.8.3.15. Lavatories and Mirrors
- 3.8.3.16. Showers
- 3.8.3.17. Bathtubs
- 3.8.3.18. Assistive Listening Devices
- 3.8.3.19. Counters
- 3.8.3.20. Shelves or Counters for Telephones
- 3.8.3.21. Spaces in Seating Area
- 3.8.1. Scope
- Section 3.9. Self-service Storage Buildings
- 3.9.1. General
- 3.9.1.1. Definition
- 3.9.1.2. Application
- 3.9.1.3. Occupancy Classification
- 3.9.2. Building Fire Safety
- 3.9.2.1. Building Area
- 3.9.2.2. Spatial Separation
- 3.9.2.3. Access Route
- 3.9.3. Floor Areas
- 3.9.3.1. Safety Requirements Within Floor Areas
- 3.9.3.2. Sanitary Facilities
- 3.9.1. General
- Section 3.1. General
- Part 4 - Structural Design
- Section 4.1. Structural Loads and Procedures
- 4.1.1. General
- 4.1.1.1. Scope
- 4.1.1.2. Definitions
- 4.1.1.3. Design Requirements
- 4.1.1.4. Structural Drawings and Related Documents
- 4.1.1.5. Design Basis
- 4.1.2. Specified Loads and Effects
- 4.1.2.1. Loads and Effects
- 4.1.2.2. Loads Not Listed
- 4.1.3. Limit States Design
- 4.1.3.1. Definitions
- 4.1.3.2. Strength and Stability
- 4.1.3.3. Fatigue
- 4.1.3.4. Serviceability
- 4.1.3.5. Deflection
- 4.1.3.6. Vibration
- 4.1.4. Dead Loads
- 4.1.4.1. Dead Loads
- 4.1.5. Live Loads Due to Use and Occupancy
- 4.1.5.1. Loads Due to Use of Floors and Roofs
- 4.1.5.2. Uses Not Stipulated
- 4.1.5.3. Full and Partial Loading
- 4.1.5.4. Loads for Occupancy Served
- 4.1.5.5. Loads on Exterior Areas
- 4.1.5.6. Loads for Dining Areas
- 4.1.5.7. More Than One Occupancy
- 4.1.5.8. Variation with Tributary Area
- 4.1.5.9. Concentrated Loads
- 4.1.5.10. Sway Forces in Assembly Occupancies
- 4.1.5.11. Crane-Supporting Structures and Impact of Machinery and Equipment
- 4.1.5.12. Bleachers
- 4.1.5.13. Helicopter Landing Areas
- 4.1.5.14. Loads on Guards and Handrails
- 4.1.5.15. Loads on Vehicle Guardrails
- 4.1.5.16. Loads on Walls Acting As Guards
- 4.1.5.17. Firewalls
- 4.1.6. Loads Due to Snow and Rain
- 4.1.6.1. Specified Load Due to Rain or to Snow and Associated Rain
- 4.1.6.2. Specified Snow Load
- 4.1.6.3. Full and Partial Loading
- 4.1.6.4. Specified Rain Load
- 4.1.6.5. Multi-level Roofs
- 4.1.6.6. Horizontal Gap between a Roof and a Higher Roof
- 4.1.6.7. Areas Adjacent to Roof Projections
- 4.1.6.8. Snow Drift at Corners
- 4.1.6.9. Gable Roofs
- 4.1.6.10. Arch Roofs, Curved Roofs and Domes
- 4.1.6.11. Snow Loads Due to Sliding
- 4.1.6.12. Valleys in Curved or Sloped Roofs
- 4.1.6.13. Specific Weight of Snow
- 4.1.6.14. Snow Removal
- 4.1.6.15. Ice Loading of Structures
- 4.1.7. Wind Load
- 4.1.7.1. Specified Wind Load
- 4.1.7.2. Classification of Buildings
- 4.1.7.3. Static Procedure
- 4.1.7.4. Topographic Factor
- 4.1.7.5. External Pressure Coefficients
- 4.1.7.6. External Pressure Coefficients for Low Buildings
- 4.1.7.7. Internal Pressure Coefficient
- 4.1.7.8. Dynamic Procedure
- 4.1.7.9. Full and Partial Wind Loading
- 4.1.7.10. Interior Walls and Partitions
- 4.1.7.11. Exterior Ornamentations, Equipment and Appendages
- 4.1.7.12. Wind Tunnel Procedure
- 4.1.8. Earthquake Load and Effects
- 4.1.8.1. Analysis
- 4.1.8.2. Notation
- 4.1.8.3. General Requirements
- 4.1.8.4. Site Properties
- 4.1.8.5. Importance Factor
- 4.1.8.6. Structural Configuration
- 4.1.8.7. Methods of Analysis
- 4.1.8.8. Direction of Loading
- 4.1.8.9. SFRS Force Reduction Factors, System Overstrength Factors, and General Restrictions
- 4.1.8.10. Additional System Restrictions
- 4.1.8.11. Equivalent Static Force Procedure for Structures Satisfying the Conditions of Article 4.1.8.7.
- 4.1.8.12. Dynamic Analysis Procedure
- 4.1.8.13. Deflections and Drift Limits
- 4.1.8.14. Structural Separation
- 4.1.8.15. Design Provisions
- 4.1.8.16. Foundation Provisions
- 4.1.8.17. Site Stability
- 4.1.8.18. Elements of Structures, Non-structural Components and Equipment
- 4.1.8.19. Seismic Isolation
- 4.1.8.20. Seismic Isolation Design Provisions
- 4.1.8.21. Supplemental Energy Dissipation
- 4.1.8.22. Supplemental Energy Dissipation Design Considerations
- 4.1.1. General
- Section 4.2. Foundations
- 4.2.1. General
- 4.2.1.1. Application
- 4.2.2. Subsurface Investigations, Drawings and Reviews
- 4.2.2.1. Subsurface Investigation
- 4.2.2.2. Drawings
- 4.2.2.3. Field Review
- 4.2.2.4. Altered Subsurface Condition
- 4.2.3. Materials Used in Foundations
- 4.2.3.1. Wood
- 4.2.3.2. Preservation Treatment of Wood
- 4.2.3.3. Plain and Reinforced Masonry
- 4.2.3.4. Prevention of Deterioration of Masonry
- 4.2.3.5. Concrete
- 4.2.3.6. Protection Against Chemical Attack
- 4.2.3.7. Steel
- 4.2.3.8. Steel Piles
- 4.2.3.9. High Strength Steel Tendons
- 4.2.3.10. Corrosion of Steel
- 4.2.4. Design Requirements
- 4.2.4.1. Design Basis
- 4.2.4.2. Subsurface Investigation
- 4.2.4.3. Identification
- 4.2.4.4. Depth of Foundations
- 4.2.4.5. Sloping Ground
- 4.2.4.6. Eccentric and Inclined Loads
- 4.2.4.7. Dynamic Loading
- 4.2.4.8. Hydrostatic Uplift
- 4.2.4.9. Groundwater Level Change
- 4.2.4.10. Permafrost
- 4.2.4.11. Swelling and Shrinking Soils
- 4.2.4.12. Expanding and Deteriorating Rock
- 4.2.4.13. Construction on Fill
- 4.2.4.14. Structural Design
- 4.2.5. Excavations
- 4.2.5.1. Design of Excavations
- 4.2.5.2. Excavation Construction
- 4.2.5.3. Supported Excavations
- 4.2.5.4. Unsupported Excavations
- 4.2.5.5. Control of Water around Excavations
- 4.2.5.6. Loss of Ground
- 4.2.5.7. Protection and Maintenance at Excavations
- 4.2.5.8. Backfilling
- 4.2.6. Shallow Foundations
- 4.2.6.1. Design of Shallow Foundations
- 4.2.6.2. Support of Shallow Foundations
- 4.2.6.3. Incorrect Placement of Shallow Foundations
- 4.2.6.4. Damaged Shallow Foundations
- 4.2.7. Deep Foundations
- 4.2.7.1. General
- 4.2.7.2. Design of Deep Foundations
- 4.2.7.3. Tolerance in Alignment and Location
- 4.2.7.4. Incorrect Alignment and Location
- 4.2.7.5. Installation of Deep Foundations
- 4.2.7.6. Damaged Deep Foundation Units
- 4.2.8. Special Foundations
- 4.2.8.1. General
- 4.2.8.2. Use of Existing Foundations
- 4.2.1. General
- Section 4.3. Design Requirements for Structural Materials
- 4.3.1. Wood
- 4.3.1.1. Design Basis for Wood
- 4.3.1.2. Glued-Laminated Members
- 4.3.1.3. Termites
- 4.3.2. Plain and Reinforced Masonry
- 4.3.2.1. Design Basis for Plain and Reinforced Masonry
- 4.3.3. Plain, Reinforced and Pre-stressed Concrete
- 4.3.3.1. Design Basis for Plain, Reinforced and Pre-stressed Concrete
- 4.3.4. Steel
- 4.3.4.1. Design Basis for Structural Steel
- 4.3.4.2. Design Basis for Cold-Formed Steel
- 4.3.4.3. Steel Building Systems
- 4.3.5. Aluminum
- 4.3.5.1. Design Basis for Aluminum
- 4.3.6. Glass
- 4.3.6.1. Design Basis for Glass
- 4.3.1. Wood
- Section 4.4. Design Requirements for Special Structures
- 4.4.1. Air-Supported Structures
- 4.4.1.1. Design Basis for Air-Supported Structures
- 4.4.2. Parking Structures
- 4.4.2.1. Design Basis for Parking Structures and Repair Garages
- 4.4.1. Air-Supported Structures
- Section 4.1. Structural Loads and Procedures
- Part 5 - Environmental Separation
- Section 5.1. General
- 5.1.1. Scope
- 5.1.1.1. Scope
- 5.1.2. Application
- 5.1.2.1. Exposure to Exterior Space or the Ground and Separation of Dissimilar Environments
- 5.1.3. Definitions
- 5.1.3.1. Defined Words
- 5.1.4. Resistance to Loads and Deterioration
- 5.1.4.1. Structural and Environmental Loads
- 5.1.4.2. Resistance to Deterioration
- 5.1.5. Other Requirements
- 5.1.5.1. Requirements in Other Parts of the Code
- 5.1.1. Scope
- Section 5.2. Loads and Procedures
- 5.2.1. Environmental Loads and Design Procedures
- 5.2.1.1. Exterior Environmental Loads
- 5.2.1.2. Interior Environmental Loads
- 5.2.1.3. Environmental Load and Transfer Calculations
- 5.2.2. Structural Loads and Design Procedures
- 5.2.2.1. Determination of Structural Loads and Effects
- 5.2.2.2. Determination of Wind Load
- 5.2.2.3. Design Procedures
- 5.2.1. Environmental Loads and Design Procedures
- Section 5.3. Heat Transfer
- 5.3.1. Thermal Resistance of Assemblies
- 5.3.1.1. Required Resistance to Heat Transfer
- 5.3.1.2. Properties to Resist Heat Transfer or Dissipate Heat
- 5.3.1.3. Location and Installation of Materials Providing Thermal Resistance
- 5.3.1. Thermal Resistance of Assemblies
- Section 5.4. Air Leakage
- 5.4.1. Air Barrier Systems
- 5.4.1.1. Required Resistance to Air Leakage
- 5.4.1.2. Air Barrier System Properties
- 5.4.1. Air Barrier Systems
- Section 5.5. Vapour Diffusion
- 5.5.1. Vapour Barriers
- 5.5.1.1. Required Resistance to Vapour Diffusion
- 5.5.1.2. Vapour Barrier Properties and Installation
- 5.5.1. Vapour Barriers
- Section 5.6. Precipitation
- 5.6.1. Protection from Precipitation
- 5.6.1.1. Required Protection from Precipitation
- 5.6.1.2. Installation of Protective Materials
- 5.6.2. Sealing, Drainage, Accumulation and Disposal
- 5.6.2.1. Sealing and Drainage
- 5.6.2.2. Accumulation and Disposal
- 5.6.1. Protection from Precipitation
- Section 5.7. Surface and Ground Water
- 5.7.1. Site Factors
- 5.7.1.1. Application
- 5.7.1.2. Required Protection
- 5.7.2. Protection against Hydrostatic Pressure
- 5.7.2.1. Application
- 5.7.2.2. Design of Building Elements Under Hydrostatic Loads
- 5.7.2.3. Required Protection
- 5.7.3. Protection against Ground Water
- 5.7.3.1. Application
- 5.7.3.2. Required Protection
- 5.7.3.3. Waterproofing
- 5.7.3.4. Where Dampproofing is Permitted
- 5.7.1. Site Factors
- Section 5.8. Sound Transmission
- 5.8.1. Protection from Airborne Noise
- 5.8.1.1. Required Protection
- 5.8.1.2. Determination of Sound Transmission Ratings
- 5.8.1.3. Compliance with Required Ratings
- 5.8.1.4. Detailed Method for Calculating ASTC
- 5.8.1.5. Simplified Method for Calculating ASTC
- 5.8.1. Protection from Airborne Noise
- Section 5.9. Standards
- 5.9.1. Applicable Standards
- 5.9.1.1. Compliance with Applicable Standards
- 5.9.2. Windows, Doors and Skylights
- 5.9.2.1. General
- 5.9.2.2. Applicable Standards
- 5.9.2.3. Structural and Environmental Loads, Air Leakage and Water Penetration
- 5.9.2.4. Heat Transfer
- 5.9.3. Other Fenestration Assemblies
- 5.9.3.1. General
- 5.9.3.2. Structural and Environmental Loads
- 5.9.3.3. Heat Transfer
- 5.9.3.4. Air Leakage
- 5.9.3.5. Water Penetration
- 5.9.4. Exterior Insulation Finish Systems
- 5.9.4.1. Structural Loads, Heat Transfer, Air Leakage, Vapour Diffusion and Water Penetration
- 5.9.1. Applicable Standards
- Section 5.1. General
- Part 6 - Heating, Ventilating and Air-conditioning
- Section 6.1. General
- 6.1.1. Application
- 6.1.1.1. Scope
- 6.1.1.2. Application
- 6.1.2. Definitions
- 6.1.2.1. Defined Terms
- 6.1.3. Plans and Specifications
- 6.1.3.1. Required Plans and Specifications
- 6.1.1. Application
- Section 6.2. Planning
- 6.2.1. General
- 6.2.1.1. Good Engineering Practice
- 6.2.1.2. Outdoor Design Conditions
- 6.2.1.3. Expansion, Contraction and System Pressure
- 6.2.1.4. Structural Movement
- 6.2.1.5. Installation Standards
- 6.2.1.6. Installation – General
- 6.2.1.7. Asbestos
- 6.2.2. Incinerators
- 6.2.2.1. Applicable Standard
- 6.2.3. Solid Fuel Storage
- 6.2.3.1. Solid Fuel Storage Bins
- 6.2.1. General
- Section 6.3. Ventilation Systems
- 6.3.1. Ventilation
- 6.3.1.1. Required Ventilation
- 6.3.1.2. Crawl Spaces and Attic or Roof Spaces
- 6.3.1.3. Natural Ventilation
- 6.3.1.4. Ventilation of Storage Garages
- 6.3.1.5. Heat Recovery Ventilators
- 6.3.1.6. Indoor Air Contaminants
- 6.3.1.7. Commercial Cooking Equipment
- 6.3.2. Air Duct Systems
- 6.3.2.1. Application
- 6.3.2.2. Drain Pans
- 6.3.2.3. Materials in Air Duct Systems
- 6.3.2.4. Connections in Air Duct Systems
- 6.3.2.5. Duct Coverings and Linings
- 6.3.2.6. Clearance of Ducts and Plenums
- 6.3.2.7. Interconnection of Systems
- 6.3.2.8. Makeup Air
- 6.3.2.9. Supply, Return, Intake and Exhaust Air Openings
- 6.3.2.10. Exhaust Ducts and Outlets
- 6.3.2.11. Return-Air System
- 6.3.2.12. Underground Ducts
- 6.3.2.13. Filters
- 6.3.2.14. Cleaning Devices
- 6.3.2.15. Evaporative Cooling Towers, Evaporative Fluid Coolers and Evaporative Condensers
- 6.3.2.16. Evaporative Air Coolers, Misters, Atomizers, Air Washers and Humidifiers
- 6.3.2.17. Fans and Associated Air-Handling Equipment
- 6.3.2.18. Vibration Isolation Connectors
- 6.3.2.19. Tape
- 6.3.3. Chimneys and Venting Equipment
- 6.3.3.1. Requirement for Venting
- 6.3.3.2. Masonry or Concrete Chimneys
- 6.3.3.3. Metal Smoke Stacks
- 6.3.3.4. Access Ladders
- 6.3.4. Ventilation for Laboratories
- 6.3.4.1. Application
- 6.3.4.2. General Ventilation
- 6.3.4.3. Enclosure Exhaust Ventilation
- 6.3.4.4. Enclosure Construction
- 6.3.1. Ventilation
- Section 6.4. Heating Systems
- 6.4.1. Heating Appliances, General
- 6.4.1.1. Location of Appliances
- 6.4.1.2. Appliances Installed Outside the Building
- 6.4.2. Unit Heaters
- 6.4.2.1. Clearances
- 6.4.3. Radiators and Convectors
- 6.4.3.1. Lining or Backing
- 6.4.1. Heating Appliances, General
- Section 6.5. Thermal Insulation Systems
- 6.5.1. Insulation
- 6.5.1.1. Insulation and Coverings
- 6.5.1. Insulation
- Section 6.6. Refrigeration and Cooling Systems
- 6.6.1. Refrigerating Systems and Equipment for Air-conditioning
- 6.6.1.1. Cooling Units
- 6.6.1. Refrigerating Systems and Equipment for Air-conditioning
- Section 6.7. Piping Systems
- 6.7.1. Piping for Heating and Cooling Systems
- 6.7.1.1. Piping Materials and Installation
- 6.7.1.2. Clearances
- 6.7.1.3. Surface Temperature
- 6.7.1.4. Protection
- 6.7.1.5. Piping in Shafts
- 6.7.2. Storage Bins
- 6.7.2.1. Storage Bins
- 6.7.1. Piping for Heating and Cooling Systems
- Section 6.8. Equipment Access
- 6.8.1. Openings
- 6.8.1.1. Access Openings
- 6.8.1.2. Openings in Air Duct Systems
- 6.8.1.3. Odour Removal Equipment
- 6.8.1. Openings
- Section 6.9. Fire Safety Systems
- 6.9.1. General
- 6.9.1.1. Fire Safety Requirements
- 6.9.1.2. Hazardous Gases, Dusts or Liquids
- 6.9.1.3. Commercial Cooking Equipment
- 6.9.2. Dampers and Ductwork
- 6.9.2.1. Fire Dampers
- 6.9.2.2. Smoke Detectors
- 6.9.2.3. Exhaust Ducts and Outlets
- 6.9.2.4. Ducts in Exits
- 6.9.3. Carbon Monoxide Alarms
- 6.9.3.1. Carbon Monoxide Alarms
- 6.9.4. Ash Storage
- 6.9.4.1. Ash Storage Bins
- 6.9.4.2. Fireplaces
- 6.9.1. General
- Section 6.1. General
- Part 7 - Plumbing Services
- Section 7.1. General
- 7.1.1. Scope
- 7.1.1.1. Scope
- 7.1.1.2. Application
- 7.1.2. Design and Installation
- 7.1.2.1. Conformance with Regulations or National Plumbing Code
- 7.1.3. Required Facilities
- 7.1.3.1. All Buildings Except Dwelling Units
- 7.1.3.2. Dwelling Units
- 7.1.4. Definitions
- 7.1.4.1. Defined Terms
- 7.1.1. Scope
- Section 7.1. General
- Part 8 - Safety Measures at Construction and Demolition Sites
- Section 8.1. General
- 8.1.1. Scope
- 8.1.1.1. Scope
- 8.1.1.2. Definitions
- 8.1.1.3. Demolition Procedures
- 8.1.2. Application
- 8.1.2.1. Application
- 8.1.2.2. Protection from Risk
- 8.1.1. Scope
- Section 8.2. Protection of the Public
- 8.2.1. Fencing and Barricades
- 8.2.1.1. Covered Way Exceptions
- 8.2.1.2. Covered Way Construction
- 8.2.1.3. Fencing, Boarding or Barricades
- 8.2.1.4. Special Hazards
- 8.2.1.5. Work Shutdown
- 8.2.2. Excavation
- 8.2.2.1. Water Removal
- 8.2.2.2. Protection of Adjoining Property
- 8.2.3. Use of Streets or Public Property
- 8.2.3.1. Safe Passage Past Site
- 8.2.3.2. Overhead Activities
- 8.2.3.3. Barricades
- 8.2.3.4. Restoration and Repair
- 8.2.3.5. Warning Lights
- 8.2.4. Direction of Vehicular Traffic
- 8.2.4.1. Hazards to Vehicular Traffic
- 8.2.4.2. Flags Used for Directing Traffic
- 8.2.4.3. Signs Used for Directing Traffic
- 8.2.4.4. Worker Directing Traffic
- 8.2.4.5. Clothing While Directing Traffic
- 8.2.5. Waste Material
- 8.2.5.1. Control of Waste Material
- 8.2.5.2. Removal of Waste Material
- 8.2.5.3. Enclosures for Waste Material
- 8.2.5.4. Chutes for Waste Material
- 8.2.1. Fencing and Barricades
- Section 8.1. General
- Part 9 - Housing and Small Buildings
- Section 9.1. General
- 9.1.1. Application
- 9.1.1.1. Application
- 9.1.2. Limits on Floor Area
- 9.1.2.1. Floor Area Limits for Secondary Suites
- 9.1.1. Application
- Section 9.2. Definitions
- 9.2.1. General
- 9.2.1.1. Defined Words
- 9.2.1. General
- Section 9.3. Materials, Systems and Equipment
- 9.3.1. Concrete
- 9.3.1.1. General
- 9.3.1.2. Cement
- 9.3.1.3. Concrete in Contact with Sulphate Soil
- 9.3.1.4. Aggregates
- 9.3.1.5. Water
- 9.3.1.6. Compressive Strength
- 9.3.1.7. Concrete Mixes
- 9.3.1.8. Admixtures
- 9.3.1.9. Cold Weather Requirements
- 9.3.2. Lumber and Wood Products
- 9.3.2.1. Grade Marking
- 9.3.2.2. Lumber Grades
- 9.3.2.3. Machine Stress Rated Lumber
- 9.3.2.4. OSB, Waferboard and Plywood Marking
- 9.3.2.5. Moisture Content
- 9.3.2.6. Lumber Dimensions
- 9.3.2.7. Panel Thickness Tolerances
- 9.3.2.8. Undersized Lumber
- 9.3.2.9. Termite and Decay Protection
- 9.3.3. Metal
- 9.3.3.1. Sheet Metal Thickness
- 9.3.3.2. Galvanized Sheet Steel
- 9.3.1. Concrete
- Section 9.4. Structural Requirements
- 9.4.1. Structural Design Requirements and Application Limitations
- 9.4.1.1. General
- 9.4.2. Specified Loads
- 9.4.2.1. Application
- 9.4.2.2. Specified Snow Loads
- 9.4.2.3. Platforms Subject to Snow and Occupancy Loads
- 9.4.2.4. Attics and Roof Spaces
- 9.4.3. Deflections
- 9.4.3.1. Deflections
- 9.4.4. Foundation Conditions
- 9.4.4.1. Allowable Bearing Pressures
- 9.4.4.2. Foundation Capacity in Weaker Soil and Rock
- 9.4.4.3. High Water Table
- 9.4.4.4. Soil Movement
- 9.4.4.5. Retaining Walls
- 9.4.4.6. Walls Supporting Drained Earth
- 9.4.1. Structural Design Requirements and Application Limitations
- Section 9.5. Design of Areas and Spaces
- 9.5.1. General
- 9.5.1.1. Method of Measurement
- 9.5.1.2. Combination Rooms
- 9.5.2. Barrier-Free Design
- 9.5.2.1. General
- 9.5.2.2. Protection on Floor Areas with a Barrier-Free Path of Travel
- 9.5.2.3. Exception for Apartment Buildings
- 9.5.3. Ceiling Heights
- 9.5.3.1. Ceiling Heights of Rooms or Spaces
- 9.5.3.2. Mezzanines
- 9.5.3.3. Storage Garages
- 9.5.4. Hallways
- 9.5.4.1. Hallway Width
- 9.5.5. Doorway Sizes
- 9.5.5.1. Doorway Opening Sizes
- 9.5.5.2. Doorways to Public Water-Closet Rooms
- 9.5.5.3. Doorways to Rooms with a Bathtub, Shower or Water Closet
- 9.5.1. General
- Section 9.6. Glass
- 9.6.1. General
- 9.6.1.1. Application
- 9.6.1.2. Material Standards for Glass
- 9.6.1.3. Structural Sufficiency of Glass
- 9.6.1.4. Types of Glass and Protection of Glass
- 9.6.1. General
- Section 9.7. Windows, Doors and Skylights
- 9.7.1. General
- 9.7.1.1. Application
- 9.7.2. Required Windows, Doors and Skylights
- 9.7.2.1. Entrance Doors
- 9.7.2.2. Other Requirements for Windows, Doors and Skylights
- 9.7.3. Performance of Windows, Doors and Skylights
- 9.7.3.1. General Performance Expectations
- 9.7.3.2. Heat Transfer Performance
- 9.7.3.3. Thermal Characteristics of Windows, Doors and Skylights
- 9.7.4. Manufactured Windows, Doors and Skylights
- 9.7.4.1. Application
- 9.7.4.2. General
- 9.7.4.3. Performance Requirements
- 9.7.5. Site-built Windows, Doors and Skylights
- 9.7.5.1. Application and Compliance
- 9.7.5.2. Resistance to Forced Entry for Doors
- 9.7.5.3. Resistance to Forced Entry for Windows
- 9.7.6. Installation
- 9.7.6.1. Installation of Windows, Doors and Skylights
- 9.7.6.2. Sealants, Trim and Flashing
- 9.7.1. General
- Section 9.8. Stairs, Ramps, Handrails and Guards
- 9.8.1. Application
- 9.8.1.1. General
- 9.8.1.2. Stairs, Ramps, Landings, Handrails and Guards in Garages
- 9.8.1.3. Exit Stairs, Ramps and Landings
- 9.8.1.4. Escalators and Moving Walkways
- 9.8.2. Stair Dimensions
- 9.8.2.1. Stair Width
- 9.8.2.2. Height over Stairs
- 9.8.3. Stair Configurations
- 9.8.3.1. Permitted Configurations
- 9.8.3.2. Minimum Number of Risers
- 9.8.3.3. Maximum Height of Stairs
- 9.8.4. Step Dimensions
- 9.8.4.1. Dimensions for Risers
- 9.8.4.2. Dimensions for Rectangular Treads
- 9.8.4.3. Dimensions of Tapered Treads
- 9.8.4.4. Uniformity and Tolerances for Risers, Runs and Treads
- 9.8.4.5. Uniformity of Runs in Flights with Mixed Treads within Dwelling Units
- 9.8.4.6. Winders
- 9.8.4.7. Spiral Stairs
- 9.8.4.8. Tread Nosings
- 9.8.5. Ramps
- 9.8.5.1. Application
- 9.8.5.2. Ramp Width
- 9.8.5.3. Height over Ramps
- 9.8.5.4. Ramp Slope
- 9.8.5.5. Maximum Rise
- 9.8.6. Landings
- 9.8.6.1. Application
- 9.8.6.2. Required Landings
- 9.8.6.3. Dimensions of Landings
- 9.8.6.4. Height over Landings
- 9.8.7. Handrails
- 9.8.7.1. Required Handrails
- 9.8.7.2. Continuity of Handrails
- 9.8.7.3. Termination of Handrails
- 9.8.7.4. Height of Handrails
- 9.8.7.5. Ergonomic Design
- 9.8.7.6. Projections into Stairs and Ramps
- 9.8.7.7. Design and Attachment of Handrails
- 9.8.8. Guards
- 9.8.8.1. Required Guards
- 9.8.8.2. Loads on Guards
- 9.8.8.3. Height of Guards
- 9.8.8.4. Guards for Floors and Ramps in Garages
- 9.8.8.5. Openings in Guards
- 9.8.8.6. Design of Guards to Not Facilitate Climbing
- 9.8.8.7. Glass in Guards
- 9.8.9. Construction
- 9.8.9.1. Loads on Stairs and Ramps
- 9.8.9.2. Exterior Concrete Stairs
- 9.8.9.3. Exterior Wood Steps
- 9.8.9.4. Wooden Stair Stringers
- 9.8.9.5. Treads
- 9.8.9.6. Finish for Treads and Landings
- 9.8.10. Cantilevered Precast Concrete Steps
- 9.8.10.1. Design
- 9.8.10.2. Anchorage
- 9.8.10.3. Prevention of Damage Due to Frost
- 9.8.1. Application
- Section 9.9. Means of Egress
- 9.9.1. General
- 9.9.1.1. Application
- 9.9.1.2. Fire Protection
- 9.9.1.3. Occupant Load
- 9.9.2. Types and Purpose of Exits
- 9.9.2.1. Types of Exits
- 9.9.2.2. Purpose of Exits
- 9.9.2.3. Elevators, Slide Escapes and Windows as Means of Egress
- 9.9.2.4. Principal Entrances
- 9.9.3. Dimensions of Means of Egress
- 9.9.3.1. Application
- 9.9.3.2. Exit Width
- 9.9.3.3. Width of Corridors
- 9.9.3.4. Clear Height
- 9.9.4. Fire Protection of Exits
- 9.9.4.1. Application
- 9.9.4.2. Fire Separations for Exits
- 9.9.4.3. Wired Glass or Glass Block
- 9.9.4.4. Openings Near Unenclosed Exterior Exit Stairs and Ramps
- 9.9.4.5. Openings in Exterior Walls of Exits
- 9.9.4.6. Openings Near Exit Doors
- 9.9.4.7. Stairways in 2 Storey, Group D or E Buildings
- 9.9.5. Obstructions and Hazards in Means of Egress
- 9.9.5.1. Application
- 9.9.5.2. Occupancies in Corridors
- 9.9.5.3. Obstructions in Public Corridors
- 9.9.5.4. Obstructions in Exits
- 9.9.5.5. Obstructions in Means of Egress
- 9.9.5.6. Mirrors or Draperies
- 9.9.5.7. Fuel-Fired Appliances
- 9.9.5.8. Service Rooms
- 9.9.5.9. Ancillary Rooms
- 9.9.6. Doors in a Means of Egress
- 9.9.6.1. Obstructions by Doors
- 9.9.6.2. Clear Opening Height at Doorways
- 9.9.6.3. Clear Opening Width at Doorways
- 9.9.6.4. Door Action
- 9.9.6.5. Direction of Door Swing
- 9.9.6.6. Nearness of Doors to Stairs
- 9.9.6.7. Door Latching, Locking and Opening Mechanisms
- 9.9.6.8. Effort Required to Open
- 9.9.7. Access to Exits
- 9.9.7.1. Egress from Roof Area, Podiums, Terraces, Platforms and Contained Open Spaces
- 9.9.7.2. Means of Egress from Suites
- 9.9.7.3. Dead-End Corridors
- 9.9.7.4. Number and Spacing of Egress Doors
- 9.9.7.5. Independent Access to Exit
- 9.9.7.6. Travel Distance within Rooms and Suites
- 9.9.8. Exits from Floor Areas
- 9.9.8.1. Measurement of Travel Distance
- 9.9.8.2. Number of Required Exits
- 9.9.8.3. Contribution of Each Exit
- 9.9.8.4. Location of Exits
- 9.9.8.5. Exiting through a Lobby
- 9.9.8.6. Mezzanine Means of Egress
- 9.9.9. Egress from Dwelling Units
- 9.9.9.1. Travel Limit to Exits or Egress Doors
- 9.9.9.2. Two Separate Exits
- 9.9.9.3. Shared Egress Facilities
- 9.9.10. Egress from Bedrooms
- 9.9.10.1. Egress Windows or Doors for Bedrooms
- 9.9.11. Signs
- 9.9.11.1. Application
- 9.9.11.2. Visibility of Exits
- 9.9.11.3. Exit Signs
- 9.9.11.4. Signs for Stairs and Ramps at Exit Level
- 9.9.11.5. Floor Numbering
- 9.9.12. Lighting
- 9.9.12.1. Application
- 9.9.12.2. Required Lighting in Egress Facilities
- 9.9.12.3. Emergency Lighting
- 9.9.1. General
- Section 9.10. Fire Protection
- 9.10.1. Definitions and Application
- 9.10.1.1. Sloped Roofs
- 9.10.1.2. Testing of Integrated Fire Protection and Life Safety Systems
- 9.10.1.3. Items under Part 3 Jurisdiction
- 9.10.1.4. Items under Part 6 Jurisdiction
- 9.10.2. Occupancy Classification
- 9.10.2.1. Occupancy Classification
- 9.10.2.2. Custodial and Convalescent Homes
- 9.10.2.3. Major Occupancies above Other Major Occupancies
- 9.10.2.4. Buildings Containing More Than One Major Occupancy
- 9.10.3. Ratings
- 9.10.3.1. Fire-Resistance and Fire-Protection Ratings
- 9.10.3.2. Flame-Spread Ratings
- 9.10.3.3. Fire Exposure
- 9.10.3.4. Suspended Membrane Ceilings
- 9.10.4. Building Size Determination
- 9.10.4.1. Mezzanines not Considered as Storeys
- 9.10.4.2. More Than One Level of Mezzanine
- 9.10.4.3. Basement Storage Garages
- 9.10.4.4. Roof-Top Enclosures
- 9.10.5. Permitted Openings in Wall and Ceiling Membranes
- 9.10.5.1. Permitted Openings in Wall and Ceiling Membranes
- 9.10.6. Construction Types
- 9.10.6.1. Combustible Elements in Noncombustible Construction
- 9.10.6.2. Heavy Timber Construction
- 9.10.7. Steel Members
- 9.10.7.1. Protection of Steel Members
- 9.10.8. Fire Resistance and Combustibility in Relation to Occupancy,
Height and Supported Elements
- 9.10.8.1. Fire-Resistance Ratings for Floors and Roofs
- 9.10.8.2. Fire-Resistance Ratings in Sprinklered Buildings
- 9.10.8.3. Fire-Resistance Ratings for Walls, Columns and Arches
- 9.10.8.4. Support of Noncombustible Construction
- 9.10.8.5. Service Rooms
- 9.10.8.6. Mezzanines
- 9.10.8.7. Roofs Supporting an Occupancy
- 9.10.8.8. Floors of Exterior Passageways
- 9.10.8.9. Crawl Spaces
- 9.10.8.10. Application to Houses
- 9.10.8.11. Part 3 as an Alternative
- 9.10.9. Fire Separations and Smoke-tight Barriers between Rooms and
Spaces within Buildings
- 9.10.9.1. Application
- 9.10.9.2. Continuous Barrier
- 9.10.9.3. Openings to be Protected with Closures
- 9.10.9.4. Floor Assemblies
- 9.10.9.5. Interconnected Floor Spaces
- 9.10.9.6. Penetration of Fire Separations
- 9.10.9.7. Combustible Drain, Waste and Vent Piping
- 9.10.9.8. Collapse of Combustible Construction
- 9.10.9.9. Reduction in Thickness of Fire Separation by Beams and Joists
- 9.10.9.10. Concealed Spaces above Fire Separations
- 9.10.9.11. Separation of Residential Occupancies
- 9.10.9.12. Residential Suites in Industrial Buildings
- 9.10.9.13. Separation of Suites
- 9.10.9.14. Separation of Residential Suites
- 9.10.9.15. Separation of Public Corridors
- 9.10.9.16. Separation of Storage Garages
- 9.10.9.17. Separation of Repair Garages
- 9.10.9.18. Exhaust Ducts Serving More Than One Fire Compartment
- 9.10.9.19. Central Vacuum Systems
- 9.10.10. Service Rooms
- 9.10.10.1. Application
- 9.10.10.2. Service Room Floors
- 9.10.10.3. Separation of Service Rooms
- 9.10.10.4. Location of Fuel-Fired Appliances
- 9.10.10.5. Incinerators
- 9.10.10.6. Storage Rooms
- 9.10.11. Firewalls
- 9.10.11.1. Required Firewalls
- 9.10.11.2. Firewalls Not Required
- 9.10.11.3. Construction of Firewalls
- 9.10.12. Prevention of Fire Spread at Exterior Walls and between Storeys
- 9.10.12.1. Termination of Floors or Mezzanines
- 9.10.12.2. Location of Skylights
- 9.10.12.3. Exterior Walls Meeting at an Angle
- 9.10.12.4. Protection of Soffits
- 9.10.13. Doors, Dampers and Other Closures in Fire Separations
- 9.10.13.1. Closures
- 9.10.13.2. Solid Core Wood Door as a Closure
- 9.10.13.3. Unrated Wood Door Frames
- 9.10.13.4. Doors as a Means of Egress
- 9.10.13.5. Wired Glass as a Closure
- 9.10.13.6. Steel Door Frames
- 9.10.13.7. Glass Block as a Closure
- 9.10.13.8. Maximum Size of Opening
- 9.10.13.9. Door Latch
- 9.10.13.10. Self-closing Device
- 9.10.13.11. Hold-Open Devices
- 9.10.13.12. Service Room Doors
- 9.10.13.13. Fire Dampers
- 9.10.13.14. Fire Stop Flaps
- 9.10.13.15. Doors between Garages and Dwelling Units
- 9.10.13.16. Door Stops
- 9.10.14. Spatial Separation Between Buildings
- 9.10.14.1. Application
- 9.10.14.2. Area and Location of Exposing Building Face
- 9.10.14.3. Limiting Distance and Fire Department Response
- 9.10.14.4. Openings in Exposing Building Face
- 9.10.14.5. Construction of Exposing Building Face and Walls above Exposing Building Face
- 9.10.15. Spatial Separation Between Houses
- 9.10.15.1. Application
- 9.10.15.2. Area and Location of Exposing Building Face
- 9.10.15.3. Limiting Distance and Fire Department Response
- 9.10.15.4. Glazed Openings in Exposing Building Face
- 9.10.15.5. Construction of Exposing Building Face of Houses
- 9.10.16. Fire Blocks
- 9.10.16.1. Required Fire Blocks in Concealed Spaces
- 9.10.16.2. Required Fire Blocks in Wall Assemblies
- 9.10.16.3. Fire Block Materials
- 9.10.16.4. Penetration of Fire Blocks
- 9.10.17. Flame-Spread Limits
- 9.10.17.1. Flame-Spread Rating of Interior Surfaces
- 9.10.17.2. Ceilings in Exits or Public Corridors
- 9.10.17.3. Walls in Exits
- 9.10.17.4. Exterior Exit Passageways
- 9.10.17.5. Walls in Public Corridors
- 9.10.17.6. Calculation of Wall and Ceiling Areas
- 9.10.17.7. Corridors Containing an Occupancy
- 9.10.17.8. Light Diffusers and Lenses
- 9.10.17.9. Combustible Skylights
- 9.10.17.10. Protection of Foamed Plastics
- 9.10.17.11. Walls and Ceilings in Bathrooms
- 9.10.17.12. Coverings or Linings of Ducts
- 9.10.18. Alarm and Detection Systems
- 9.10.18.1. Access Provided through a Firewall
- 9.10.18.2. Fire Alarm System Required
- 9.10.18.3. Design and Installation Requirements
- 9.10.18.4. Rooms and Spaces Requiring Heat Detectors or Smoke Detectors
- 9.10.18.5. Smoke Detectors in Recirculating Air-Handling Systems
- 9.10.18.6. Portions of Buildings Considered as Separate Buildings
- 9.10.18.7. Central Vacuum Systems
- 9.10.18.8. Open-Air Storage Garages
- 9.10.19. Smoke Alarms
- 9.10.19.1. Required Smoke Alarms
- 9.10.19.2. Sound Patterns of Smoke Alarms
- 9.10.19.3. Location of Smoke Alarms
- 9.10.19.4. Power Supply
- 9.10.19.5. Interconnection of Smoke Alarms
- 9.10.19.6. Silencing of Smoke Alarms
- 9.10.19.7. Instructions for Maintenance and Care
- 9.10.19.8. Residential Fire Warning Systems
- 9.10.20. Firefighting
- 9.10.20.1. Windows or Access Panels Required
- 9.10.20.2. Access to Basements
- 9.10.20.3. Fire Department Access to Buildings
- 9.10.20.4. Portable Extinguishers
- 9.10.20.5. Freeze Protection of Fire Protection Systems
- 9.10.21. Fire Protection for Construction Camps
- 9.10.21.1. Requirements for Construction Camps
- 9.10.21.2. Separation of Sleeping Rooms
- 9.10.21.3. Floor Assemblies between the First and Second Storey
- 9.10.21.4. Walkways Connecting Buildings
- 9.10.21.5. Spatial Separations
- 9.10.21.6. Flame-Spread Ratings
- 9.10.21.7. Smoke Detectors
- 9.10.21.8. Portable Fire Extinguishers
- 9.10.21.9. Hose Stations
- 9.10.22. Fire Protection for Gas, Propane and Electric Cooktops and
Ovens
- 9.10.22.1. Installation of Cooktops and Ovens
- 9.10.22.2. Vertical Clearances above Cooktops
- 9.10.22.3. Protection around Cooktops
- 9.10.1. Definitions and Application
- Section 9.11. Sound Transmission
- 9.11.1. Protection from Airborne Noise
- 9.11.1.1. Required Protection
- 9.11.1.2. Determination of Sound Transmission Ratings
- 9.11.1.3. Compliance with Required Ratings
- 9.11.1.4. Adjoining Constructions
- 9.11.1. Protection from Airborne Noise
- Section 9.12. Excavation
- 9.12.1. General
- 9.12.1.1. Removal of Topsoil and Organic Matter
- 9.12.1.2. Standing Water
- 9.12.1.3. Protection from Freezing
- 9.12.2. Depth
- 9.12.2.1. Excavation to Undisturbed Soil
- 9.12.2.2. Minimum Depth of Foundations
- 9.12.3. Backfill
- 9.12.3.1. Placement of Backfill
- 9.12.3.2. Grading of Backfill
- 9.12.3.3. Deleterious Debris and Boulders
- 9.12.4. Trenches beneath Footings
- 9.12.4.1. Support of Footings
- 9.12.1. General
- Section 9.13. Dampproofing, Waterproofing and Soil Gas Control
- 9.13.1. General
- 9.13.1.1. Scope and Application
- 9.13.2. Dampproofing
- 9.13.2.1. Required Dampproofing
- 9.13.2.2. Dampproofing Materials
- 9.13.2.3. Preparation of Surface
- 9.13.2.4. Application of Dampproofing Material
- 9.13.2.5. Moisture Protection for Interior Finishes
- 9.13.2.6. Dampproofing of Floors-on-Ground
- 9.13.3. Waterproofing
- 9.13.3.1. Required Waterproofing
- 9.13.3.2. Waterproofing Materials
- 9.13.3.3. Preparation of Surface
- 9.13.3.4. Application of Waterproofing Membranes
- 9.13.3.5. Floor Waterproofing System
- 9.13.4. Soil Gas Control
- 9.13.4.1. Application and Scope
- 9.13.4.2. Protection from Soil Gas Ingress
- 9.13.4.3. Providing for the Rough-in for a Subfloor Depressurization System
- 9.13.1. General
- Section 9.14. Drainage
- 9.14.1. Scope
- 9.14.1.1. Application
- 9.14.1.2. Crawl Spaces
- 9.14.1.3. Floors-on-Ground
- 9.14.2. Foundation Drainage
- 9.14.2.1. Foundation Wall Drainage
- 9.14.3. Drainage Tile and Pipe
- 9.14.3.1. Material Standards
- 9.14.3.2. Minimum Size
- 9.14.3.3. Installation
- 9.14.4. Granular Drainage Layer
- 9.14.4.1. Type of Granular Material
- 9.14.4.2. Installation
- 9.14.4.3. Grading
- 9.14.4.4. Wet Site Conditions
- 9.14.5. Drainage Disposal
- 9.14.5.1. Drainage Disposal
- 9.14.5.2. Sump Pits
- 9.14.5.3. Dry Wells
- 9.14.6. Surface Drainage
- 9.14.6.1. Surface Drainage
- 9.14.6.2. Drainage away from Wells or Septic Disposal Beds
- 9.14.6.3. Window Wells
- 9.14.6.4. Catch Basin
- 9.14.6.5. Downspouts
- 9.14.1. Scope
- Section 9.15. Footings and Foundations
- 9.15.1. Application
- 9.15.1.1. General
- 9.15.1.2. Permafrost
- 9.15.1.3. Foundations for Deformation-Resistant Buildings
- 9.15.2. General
- 9.15.2.1. Concrete
- 9.15.2.2. Unit Masonry Construction
- 9.15.2.3. Pier-Type Foundations
- 9.15.2.4. Wood-Frame Foundations
- 9.15.3. Footings
- 9.15.3.1. Footings Required
- 9.15.3.2. Support of Footings
- 9.15.3.3. Application of Footing Width and Area Requirements
- 9.15.3.4. Basic Footing Widths and Areas
- 9.15.3.5. Adjustments to Footing Widths for Exterior Walls
- 9.15.3.6. Adjustments to Footing Widths for Interior Walls
- 9.15.3.7. Adjustments to Footing Area for Columns
- 9.15.3.8. Footing Thickness
- 9.15.3.9. Step Footings
- 9.15.4. Foundation Walls
- 9.15.4.1. Permanent Form Material
- 9.15.4.2. Foundation Wall Thickness and Required Lateral Support
- 9.15.4.3. Foundation Walls Considered to be Laterally Supported at the Top
- 9.15.4.4. Foundation Walls Considered to be Laterally Supported at the Bottom
- 9.15.4.5. Reinforcement for Flat Insulating Concrete Form Foundation Walls
- 9.15.4.6. Extension above Ground Level
- 9.15.4.7. Reduction in Thickness
- 9.15.4.8. Corbelling
- 9.15.4.9. Crack Control Joints
- 9.15.4.10. Interior Masonry Walls
- 9.15.5. Support of Joists and Beams on Masonry Foundation Walls
- 9.15.5.1. Support of Floor Joists
- 9.15.5.2. Support of Beams
- 9.15.5.3. Pilasters
- 9.15.6. Parging and Finishing of Masonry Foundation Walls
- 9.15.6.1. Foundation Walls below Ground
- 9.15.6.2. Foundation Walls above Ground
- 9.15.6.3. Form Ties
- 9.15.1. Application
- Section 9.16. Floors-on-Ground
- 9.16.1. Scope
- 9.16.1.1. Application
- 9.16.1.2. Structural Floors
- 9.16.1.3. Required Floors-on-Ground
- 9.16.1.4. Dampproofing and Waterproofing
- 9.16.2. Material beneath Floors
- 9.16.2.1. Required Installation of Granular Material
- 9.16.2.2. Support of Floors
- 9.16.3. Drainage
- 9.16.3.1. Control of Water Ingress
- 9.16.3.2. Hydrostatic Pressure
- 9.16.3.3. Floor Drains
- 9.16.4. Concrete
- 9.16.4.1. Surface Finish
- 9.16.4.2. Topping Course
- 9.16.4.3. Thickness
- 9.16.4.4. Bond Break
- 9.16.5. Wood
- 9.16.5.1. Wood-Frame Floors
- 9.16.1. Scope
- Section 9.17. Columns
- 9.17.1. Scope
- 9.17.1.1. Application
- 9.17.2. General
- 9.17.2.1. Location
- 9.17.2.2. Lateral Support
- 9.17.3. Steel Columns
- 9.17.3.1. Size and Thickness
- 9.17.3.2. End Bearing Plates
- 9.17.3.3. Paint
- 9.17.3.4. Design of Steel Columns
- 9.17.4. Wood Columns
- 9.17.4.1. Column Sizes
- 9.17.4.2. Materials
- 9.17.4.3. Columns in Contact with Concrete
- 9.17.5. Unit Masonry Columns
- 9.17.5.1. Materials
- 9.17.5.2. Sizes
- 9.17.6. Solid Concrete Columns
- 9.17.6.1. Materials
- 9.17.6.2. Sizes
- 9.17.1. Scope
- Section 9.18. Crawl Spaces
- 9.18.1. General
- 9.18.1.1. Application
- 9.18.1.2. Foundations
- 9.18.1.3. Heated and Unheated Crawl Spaces
- 9.18.2. Access
- 9.18.2.1. Access Openings
- 9.18.3. Ventilation
- 9.18.3.1. Ventilation of Unheated Crawl Spaces
- 9.18.3.2. Ventilation of Heated Crawl Spaces
- 9.18.4. Clearance
- 9.18.4.1. Access Way to Services
- 9.18.5. Drainage
- 9.18.5.1. Drainage
- 9.18.6. Ground Cover
- 9.18.6.1. Ground Cover in Unheated Crawl Spaces
- 9.18.6.2. Ground Cover in Heated Crawl Spaces
- 9.18.7. Fire Protection
- 9.18.7.1. Crawl Spaces as Warm Air Plenums
- 9.18.1. General
- Section 9.19. Roof Spaces
- 9.19.1. Venting
- 9.19.1.1. Required Venting
- 9.19.1.2. Vent Requirements
- 9.19.1.3. Clearances
- 9.19.1.4. Mansard or Gambrel Roof
- 9.19.2. Access
- 9.19.2.1. Access
- 9.19.1. Venting
- Section 9.20. Masonry and Insulating Concrete Form Walls Not In Contact with
the Ground
- 9.20.1. Application
- 9.20.1.1. General
- 9.20.1.2. Earthquake Reinforcement
- 9.20.2. Masonry Units
- 9.20.2.1. Masonry Unit Standards
- 9.20.2.2. Used Brick
- 9.20.2.3. Glass Blocks
- 9.20.2.4. Cellular Concrete
- 9.20.2.5. Stone
- 9.20.2.6. Concrete Blocks Exposed to the Weather
- 9.20.2.7. Compressive Strength
- 9.20.3. Mortar
- 9.20.3.1. Mortar Materials
- 9.20.3.2. Mortar and Grout Mixes
- 9.20.4. Mortar Joints
- 9.20.4.1. Thickness
- 9.20.4.2. Masonry Units
- 9.20.5. Masonry Support
- 9.20.5.1. Masonry Support
- 9.20.5.2. Lintels or Arches
- 9.20.6. Thickness and Height
- 9.20.6.1. Thickness of Exterior Walls
- 9.20.6.2. Cavity Walls
- 9.20.6.3. Thickness of Interior Walls
- 9.20.6.4. Masonry Veneer
- 9.20.6.5. Parapet Walls
- 9.20.6.6. Stone or Concrete Facings
- 9.20.7. Chases and Recesses
- 9.20.7.1. Maximum Dimensions
- 9.20.7.2. Minimum Wall Thickness
- 9.20.7.3. Separation of Chases or Recesses
- 9.20.7.4. Non-Conforming Chases or Recesses
- 9.20.7.5. Chases or Recesses Cut into Walls
- 9.20.8. Support of Loads
- 9.20.8.1. Capping of Hollow Masonry Walls
- 9.20.8.2. Cavity Walls Supporting Framing Members
- 9.20.8.3. Bearing of Beams and Joists
- 9.20.8.4. Support of Beams and Columns
- 9.20.8.5. Projection of Masonry Veneer Beyond Supporting Members
- 9.20.9. Bonding and Tying
- 9.20.9.1. Joints to be Offset or Reinforced
- 9.20.9.2. Bonding or Tying of Other than Masonry Veneer
- 9.20.9.3. Bonding
- 9.20.9.4. Tying
- 9.20.9.5. Ties for Masonry Veneer
- 9.20.9.6. Reinforcing for Glass Block
- 9.20.10. Lateral Support
- 9.20.10.1. Lateral Support Required
- 9.20.11. Anchorage of Roofs, Floors and Intersecting Walls
- 9.20.11.1. Anchorage to Floor or Roof Assemblies where Masonry Walls Require Lateral Support
- 9.20.11.2. Bonding and Tying Intersecting Masonry Walls where Walls Require Lateral Support
- 9.20.11.3. Anchoring Intersecting Wood-Frame Walls to Masonry Walls
- 9.20.11.4. Anchoring Wood-Frame Roof Systems to Masonry Walls
- 9.20.11.5. Anchoring Masonry Cornices, Sills and Trim to Masonry Walls
- 9.20.11.6. Anchoring to Masonry Piers
- 9.20.12. Corbelling
- 9.20.12.1. Corbelling
- 9.20.12.2. Corbelling for Cavity Walls
- 9.20.12.3. Corbelling for Masonry Veneer
- 9.20.13. Control of Rainwater Penetration
- 9.20.13.1. Materials for Flashing
- 9.20.13.2. Fastening of Flashing
- 9.20.13.3. Location of Flashing
- 9.20.13.4. Extension of Flashing
- 9.20.13.5. Flashing for Weep Holes in Masonry/Masonry Walls
- 9.20.1. Application
- Section 9.1. General
- Part 3 - Fire Protection, Occupant Safety and Accessibility