scope:

This standard provides the minimum requirements for the design and installation of automatic fire sprinkler systems and exposure protection sprinkler systems, including the character and adequacy of water supplies and the selection of sprinklers, piping, valves, and all materials and accessories, but not including the installation of private fire service mains and water supplies.

NOTE: Consult other NFPA standards for additional requirements relating to water supplies.

Storage in excess of 12 ft (3.7 m) in height or storage in excess of 5 ft (1.5 m) in height of high hazard materials such as Level II and III aerosols, idle pallets, rubber tires, rolled paper stored on end, plastics, and flammable liquids are outside the scope of this standard. (For guidance and limitations regarding areas, quantities, or methods of storage for high hazard materials, see NFPA 30,30B, 40,58,23 1,23 lC, 231D, 231F, and 409.)

Exception No. 1: Wooden pallets stored up to 6 ft (1.8 m) in height or plastic pallets up to 4 ft (1.2 m) in height with not over four stacks of wooden pallets or two stacks of plastic pallets separated from other stacks at least an 8-ft (2.4-m) aisle. (For heights or quantities exceeding these limits, see NFPA 231, Standard for General Storage.)

Exception No. 2*: Storage of rubber tires that is incidental to the main use of the building and not more than 2,OOO ft² (185.8 m²). On-tread storage, regardless of piling method, shall not exceed 25 ft (7.62 m) in the direction of the wheel hole. Laced tires in racks shall not exceed 5 ft (1.52 m) in height. Storage arrangements that are acceptable as miscellaneous storage are:

(a) On floor, on side storage less than 12 ft (3.66 m) in height, or

(b) On floor, on tread storage less than 5 ft (1.52 m) in height, or

(c) Double row or multi-row portable or fixed rack storage less than 5 ft (1.52 m) in height, or

(d) Single row portable or fixed rack storage less than 12 ft (3.66 m) in height.

Exception No. 3: Miscellaneous storage is within the scope of this standard.