8.2.5.1 Unless the requirements of 8.2.5.2 apply, detached buildings, regardless of separation distance, that do not meet the criteria of 8.2.4 shall be provided with separate fire sprinkler systems. The maximum system size shall comply with 8.2.1. 8.2.4 Multiple buildings attached by canopies, covered breezeways, common roofs, or a common wall(s) shall be permitted to be supplied by a single fire sprinkler riser. (1) Light hazard - 52,000 ft2 (4831 m2) (2) Ordinary hazard - 52,000 ft2 (4831 m2) (3) Extra hazard (a) Pipe schedule - 25,000 ft2 (2323 m2) (b) Hydraulically calculated - 40,000 ft2 (3716 m2) (4) Storage - High-piled storage (as defined in 3.9.1.17) and storage covered by other NFPA standards - 40,000 ft2 (3716 m2)ДЁ.2.2 The floor area occupied by mezzanines shall not be included in the area limits of 8.2.1.ДЁ.3.2.3 High-temperature sprinklers shall be permitted to be used throughout ordinary and extra hazard occupancies and as allowed in this standard and other NFPA codes and standards.ДЁ.2.3 Where single systems protect extra hazard, high-piled storage, or storage covered by other NFPA standards, and ordinary or light hazard areas, the extra hazard or storage area coverage shall not exceed the floor area specified for that hazard and the total area coverage shall not exceed 52,000 ft2 (4831 m2). 8.3.1.5.3 Protective caps and straps on all upright sprinklers or on any sprinklers installed more than 10 ft (3 m) above the floor shall be permitted to be removed from sprinklers immediately following their installation. 8.2.1 The maximum floor area on any one floor to be protected by sprinklers supplied by any one sprinkler system riser or combined system riser shall be as follows:ДЁ.3.1.5.2* Protective caps and straps shall be removed from all sprinklers prior to the time when the sprinkler system is placed in service. 8.1.2* System valves and gauges shall be accessible for operation, inspection, tests, and maintenance.

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