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Section 420 Groups I-1, R-1, R-2, R-3
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Occupancies in Groups I-1, R-1, R-2 and R-3 shall comply with the provisions of this section and other applicable provisions of this code.
Walls separating dwelling units in the same building, walls separating sleeping units in the same building and walls separating dwelling or sleeping units from other occupancies contiguous to them in the same building shall be constructed as fire barriers constructed in accordance with Section 707 and shall be at least 1-hour fire-resistance-rated.
Floor assemblies separating dwelling units in the same buildings, floor assemblies separating sleeping units in the same building and floor assemblies separating dwelling or sleeping units from other occupancies contiguous to them in the same building shall be constructed as horizontal assemblies in accordance with Section 712.
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Section 420 Special Detailed Requirements Based on Use and Occupancy, Groups I-1, R-1, R-2, R-3
Occupancies in Groups I-1, R-1, R-2 and R-3 shall comply with the provisions of this section and other applicable provisions of this code ...
NYC Building Code 2014 > 4 Special Detailed Requirements Based on Use and Occupancy > 420 Groups I-1, R-1, R-2, R-3
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NYC Building Code 2014 > 10 Means of Egress > 1006 Means of Egress Illumination > 1006.1 Illumination Required
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Groups I-1, R-1, R-2, and R-3 with the assistance of pumps shall be provided with fixtures capable of supplying an emergency source of potable water ...
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Within 8 years after the effective date of this section, existing buildings greater than five stories in occupancy groups I-1, R-1, R-2, and R-3 ...
NYC General Admin. Provisions 2014 > 3 Maintenance of Buildings > 315 Retroactive Requirements > §28-315.8 Resiliency > §28-315.8.1 Emergency Source of Water for Residential Occupancies