13-76-100 Construction.

   (a)   Buildings complying with this chapter may deviate from otherwise applicable provisions of this Code as follows:

      (1)   The floor construction fire rating may be reduced for Types I-A and I-B construction from the present requirement of Table 13-60-100 as follows:

         (A)   For buildings not greater than 420 feet, to one hour.

         (B)   For buildings greater than 420 feet, to two hours

      (2)   The public corridor partition fire rating may be reduced to noncombustible from the present requirements of Section 15-8-240(a)(1);

      (3)   The area separations may be eliminated from the present requirements of Section 15-8-240(a)(2);

      (4)   The elevator shaft enclosure may be eliminated when the elevators are incorporated in atriums;

      (5)   The fire rating of exterior nonbearing walls of buildings of Types I-A, I-B and I-C may be reduced to noncombustible from the present requirements of Table 13-60-100; and

      (6)   Smokeproof towers as presently required in Section 13-160-360 may be eliminated.

(Prior code § 62.1-10; Amend Coun. J. 4-25-84, p. 6189; Amend Coun. J. 1-18-89, p. 23794; Amend Coun. J. 6-14-95, p. 2841; Amend Coun. J. 10-30-96, p. 31216; Amend Coun. J. 5-18-16, p. 24131, § 36; Amend Coun. J. 11-9-16, p. 36266, § 16; Amend Coun. J. 9-6-17, p. 55278, Art. VII, § 8)