D.C. Mun. Regs. tit. 12-A, § 3008
Strike Section 3008.9 of the International Building Code in its entirety and insert new Section 3008.9 to the Building Code in its place to read as follows:
3008.9 Electrical power. The following features serving each occupant evacuation elevator shall be supplied by both normal power and Type 60/Class 2/Level 1 standby power:
1. Elevator equipment.
2. Elevator machine room ventilation and cooling equipment.
3. Elevator controller cooling equipment.
4. Lighting of elevator machinery spaces, machine rooms, control spaces, and control rooms.
3008.9.1 Protection of wiring or cables. Wires or cables that are located outside of the elevator hoistway and machine room and that provide normal and standby power, control signals, communication with the car, lighting, heating, air conditioning, ventilation and fire-detecting systems to occupant evacuation elevators shall be protected by construction having a fire-resistance rating of not less than 2 hours or shall be circuit integrity cable having a fire-resistance rating of not less than 2 hours.
Exception: Wiring and cables to control signals are not required to be protected provided that wiring and cables do not serve Phase II emergency in-car operations.
SOURCE: Final Rulemaking published at 61 DCR 2782 (March 28, 2014 – Part 2).
The District of Columbia Building Code (2013), referred to as the “Building Code,” consists of the 2012 edition of the International Building Code as amended by the District of Columbia Building Code Supplement (2013)(12 DCMR A). The International Building Code is copyrighted by the International Code Council and therefore is not republished here. However, a copy of the text may be obtained at: http://publicecodes.cyberregs.com/icod/ibc/2012/index.htm?bu=IC-P-2012-000001&bu2=IC-P-2012-000019.