Nfpa 13 Hose Connection On Roof

Nfpa 13 specifies how to properly design and install a sprinkler system using the proper components and materials after it has been determined that a sprinkler system is required.

Nfpa 13 hose connection on roof.

Fire department connection according to nfpa 13 what is fire department connection fdc. Where floor areas adjacent to an exit passageway are reachable from exit stairway hose connections by a 30 foot 9144 mm hose stream from a nozzle attached to 100 feet 30 480 mm of hose a hose connection. A standpipe system having piping interconnection piping. 7 3 2 class i systems.

Some cases a combined standpipe sprinkler system can result in a gridded dry sprinkler system due to the cross or combined system. In every exit passageway at the entrance from the exit passageway to other areas of a building. Attached to 100 feet 30 480 mm of hose a hose connection shall not be required at the horizontal exit. The industry benchmark for design and installation of automatic fire sprinkler systems nfpa 13 addresses sprinkler system design approaches system installation and component options to prevent fire deaths and property loss.

Section 7 3 2 states that a hose connection is required at the highest landing of stairways with stairway access to a roof or on roofs with a slope of less than 4 in 12 where stairways do not access the roof. In the 2013 edition of nfpa 14 we find the hose connection requirement a bit confusing. Nfpa 13 is an installation standard and does not specify which buildings or structures require a sprinkler system. Where the roof has a slope less than four units vertical in 12 units horizontal 33 3 percent slope each standpipe shall be provided with a hose connection located either on the roof or at the highest landing of a stairway with stair access to the roof.