NFPA 24:2022 pdf download,Standard for the Installation of Private Fire Service Mains and Their Appurtenances.
1.1 Scope.
1.1.1
NFPA 24 shall provide the minimum requirements for the installation of private fire service mains and their appurtenances, which include supplying the following:
(1) Automatic sprinkler systems
(2) Open sprinkler systems
(3) Water spray fixed systems
(4) Foam systems
(5) Private hydrants
(6) Monitor nozzles or standpipe systems with reference to water supplies
(7) Hose houses
1.1.2
NFPA 24 shall apply to combined service mains intended to carry water for fire service and other uses.
1.1.3
NFPA 24 shall not apply to the following situations:
(1) Mains under the control of a water utility
(2) Mains providing fire protection and/or domestic water that are privately owned but are operated as a water utility
(3)* Dry fire hydrants utilized for drafting or mains connected to dry fire hydrants utilized for drafting
1.1.4
This standard shall not apply to underground mains serving sprinkler systems designed and installed in accordance with NFPA 13R that are less than 4 in. (100 mm) in nominal diameter.
1.1.5
NFPA 24 shall not apply to underground mains serving sprinkler systems designed and installed in accordance with NFPA 13D.