Chapter 1 Material and Equipment Application Procedures

Chapter 2 Boiler Inspections

Chapter 3 Vacant and Unguarded Buildings

Chapter 4 Certificates of Occupancy, Live Loads and Occupancy Loads

Chapter 5 Concrete

Chapter 6 Cranes

Chapter 8 Demolition

Chapter 9 Rigging Operations

Chapter 10 Drums for Derrick Load and Boom Hoists

Chapter 11 Elevators, Escalators, Personnel Hoists and Moving Walks

Chapter 12 Emergency Power Systems

Chapter 13 Adjudications

Chapter 14 Fees [Repealed]

Chapter 15 Fire Protection

Chapter 16 Inspection of Existing Structures During Construction Operations

Chapter 17 Testing Laboratories and Testing Services

Chapter 18 Resistance to Progressive Collapse Under Extreme Local Loads

Chapter 19 Master Plumbers and Licensed Fire Suppression Piping Contractors

Chapter 20 Piping Systems

Chapter 21 Plans

Chapter 22 Pressure Tanks

Chapter 23 Noncommercial Greenhouses

Chapter 24 Refuse Chutes and Refuse Rooms

Chapter 25 Climber and Tower Crane Riggers

Chapter 27 Signs

Chapter 28 Smoke Detecting Devices and Systems and Carbon Monoxide Detecting Devices and Systems

Chapter 29 Sprinkler Systems

Chapter 30 Storage of Certain Waste Materials

Chapter 31 Suspension, Revocation or Limitation of Registration [Repealed]

Chapter 32 Walls [Repealed]

Chapter 33 Exemptions From Civil Penalties

Chapter 34 Electrical Code Rules

Chapter 35 Electrical Inspection

Chapter 36 Electrical Contractors

Chapter 37 Reference Standards

Chapter 38 Ventilation

Chapter 39 Cooling Towers and Evaporative Condensers

Chapter 40 Installation and Maintenance of Gas-Fueled Water and Space Heaters in All Portions of Dwellings Used or Occupied for Living Purposes

Chapter 41 Venting of Gas Water Heaters and Other Gas Appliances in Multiple Dwellings

Chapter 42 Entrance Doors, Locks and Intercommunication Systems

Chapter 43 Installation of Security Items in Multiple Dwellings

Chapter 44 Exemptions From Filing Requirements [Repealed]

Chapter 45 Building Permit Application Procedures

Chapter 46 Authorized Representatives

Chapter 48 Construction Superintendents [Repealed]

Chapter 49 Outdoor Signs

Chapter 50 Distributed Energy Resource Standards

Chapter 51 Dormitories

Chapter 52 Notification to the Department of Commencement of Work Pursuant to an Earthwork Permit

Chapter 100 [Administration; Enforcement; Maintenance of Buildings; Licensing; Miscellaneous Provisions]

Chapter 300 Use and Occupancy Classification

Chapter 400 Special Detailed Requirements Based on Use and Occupancy

Chapter 900 Fire Protection Systems

Chapter 1000 Means of Egress

Chapter 1100 Accessibility

Chapter 3000 Elevators and Conveying Systems

Chapter 3300 Safeguards During Construction and Demolition

Chapter 3500 Referenced Standards

Chapter 3600 Appendices

Chapter 4000 Electrical Code

Chapter 5000 New York City Energy Conservation Code

Chapter 6000 Fuel Gas Code

Chapter 7000 Mechanical Code

Chapter 8000 New York City Plumbing Code

Chapter 9000 Zoning

   (a)   Scope. This rule provides the construction requirements for masonry equivalent exit enclosures in Groups R-1, R-2 and B occupancies.
   (b)   References. See sections 1014.2.1 (Two exits and exit access doorways, Exceptions 3 and 4) and 1019.1 (Enclosures required Exception 10) of the building code.iv>
   (c)   Stud wall construction requirements. A masonry equivalent exit enclosure constructed as stud and wall board assembly shall satisfy the following requirements:
      (1)   Prescriptive stud and wall board assembly. A compliant wall assembly shall be substantially identical to, and shall provide an impact resistance equivalent to or exceeding, the performance of one (1) of the following:
         (i)   Materials. Impact resistant wall board sheathed on the interior surface of the exit enclosure wall assembly shall be tested by an approved testing agency. The wall board used as the interior face panel shall be listed by an approved agency to ASTM C 1629-06, Standard Classification for Abuse-Resistant Nondecorated Interior Gypsum Panel Products and Fiber-Reinforced Cement Panels, Impact Classification Level 2, and the base layer panel shall be a minimum 5/8 inch (16 mm) gypsum wall board. Wall board applied to the interior surface of the exit enclosure wall shall not reduce the clear width of the exit stairs below that required for means of egress by Chapter 10 of the building code.
         (ii)   Assembly. The wall assembly shall be at least two-hour fire resistance rated.
         (iii)   Installation shall comply with the following:
            (A)   Studs shall be minimum 3-1/2 inch (89 mm) depth cold-formed steel framing, at least 33 mils thick (20 gauge).
            (B)   Vertical studs shall be spaced at a maximum distance of 24 inches (610 mm), on center.
            (C)   Runners shall be securely attached at the floor and ceiling to structural element members and shall comply with the structural requirements of the building code.
            (D)   Wall boards shall be attached with No. 8 self-drilling bugle-head screws, 12 inches (305 mm), on center maximum, with a minimum depth of 5/8 inch (16 mm) penetration into the wall cavity.
            (E)   Joints between adjoining sheets of wall board shall be staggered from base layer with face panel layer.
      (2)   Performance-based requirements. For a wall assembly not classified in subdivision (1) above, a masonry equivalent wall assembly shall satisfy the following requirements:
         (i)   Materials. Materials constituting the interior side of the exit enclosure wall assembly shall be tested by an approved testing agency to ASTM C1629, Hard Body Impact Classification Level 3.
         (ii)   Assembly. The wall assembly shall have a minimum two-hour fire resistance rating. The wall assembly shall be tested by an approved testing agency to ASTM C1629, Soft Body Impact Classification Level 2.
         (iii)   Installation. Wall assemblies shall be anchored to structural members and shall comply with the structural requirements of the building code.
Help us
keep law free