903.3.1.6 Modifications to Sprinkler Standards

The sprinkler installation standards as referenced in Sections 903.3.1.1, 903.3.1.2, and 903.3.1.3.are modified as follows:

When, in the opinion of the fire chief, an adequate alternate water supply for hose stream requirements is provided or available, the water supply requirements for the sprinkler system hose stream demands may be modified.

(Repealed).

Sprinkler protection need not be provided on the ceiling of rooms containing swimming pools when the pool area is used exclusively for swimming purposes and when sprinklers are provided around the perimeter of the pool area.

1. The area of the space does not exceed 12 square feet (1.1 m²);
2. the least dimension does not exceed 3 feet (0.9 m);
3. the walls and materials are surfaced with noncombustible or limited combustible materials; and
4. the closet or pantry contains no mechanical equipment, electrical equipment, or electrical appliances.

Exception: This maximum shall not apply to the check valve serving a free-standing fire department connection.

Sprinkler protection is not required in vestibules that meet all of the following conditions:

1. The vestibule is 225 square feet or less in floor area;
2. The vestibule is of noncombustible or limited combustible construction;
3. The vestibule has glazing allowing vision into vestibule;
4. The vestibule's only purpose is ingress and egress; and
5. The vestibule contains no fueled equipment, flammable or combustible liquids, or furniture. Incidental combustible storage in the vestibule is limited to 5 ft³ of material.