Nfpa 13 Hose Connection On Roof

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.

Nfpa 13 hose connection on roof.

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. 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 connection through which the fire department can pump supplemental water into the sprinkler system standpipe or other water based fire protection systems furnishing water for fire extinguishment to supplement existing water supplies.

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. A standpipe system having piping interconnection piping. 7 3 2 class i systems. Fire department connection according to nfpa 13 what is fire department connection fdc.

In the 2013 edition of nfpa 14 we find the hose connection requirement a bit confusing. Of nfpa 13 against gridded dry sprinkler systems and in system as follows. 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. Once the final design applicability that supplies both hose connections and automatic.