NFPA 24

Abstract

This standard shall cover the minimum requirements for the installation of private fire service mains and their appurtenances, which include supplying the following: <br>(1) Automatic sprinkler systems <br>(2) Open sprinkler systems <br>(3) Water spray fixed systems <br>(4) Foam systems <br>(5) Private hydrants <br>(6) Monitor nozzles or standpipe systems with reference to water supplies <br>(7) Hose houses <br>This standard shall apply to combined service mains intended to carry water for fire service and other uses. <br>This standard shall not apply to the following situations: <br>(1) Mains under the control of a water utility <br>(2) Mains providing fire protection and/or domestic water that are privately owned but are operated as a water utility <br>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. <br>This standard shall not apply to underground mains serving sprinkler systems designed and installed in accordance with NFPA 13D. <br><strong>Purpose</strong>. The purpose of this standard shall be to provide a reasonable degree of protection for life and property from fire through installation requirements for private fire service main systems based on sound engineering principles, test data, and field experience.