Standpipe To Roof

In terms of head pressure say a 30 story building has a single zone standpipe system and for simplification let s assume that the roof level is 300 feet and the height of every floor is 10 feet.

Standpipe to roof.

Tanks providing water supply by using gravity. You might find that the standpipe thresholds vary in the codes. I can not open the link on dr. In part 1 of a four part series clay magee looks at some of the standards that firefighters need to know when it comes to standpipe systems.

Standpipe systems plans shall comply with section 905 1 1. New building in ny and i do not want a dry system for this one thing. Bc chapter 9 nfpa 14 nfpa 22 pc 606. Standpipe system during construction in the course of construction of new building.

Do you mean a potter roemer 5850 valve control and a 5801 2 1 2 wall hydrant. 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. When enforcing the provisions for standpipes the most restrictive provisions of the applicable codes apply. Where roofs have a slope less than 4 in 12 a 33 3 slope the ibc requires a hose connection at the highest landing of a single interior exit stairway serving the roof or a hose connection on the roof where no exit stairways serve the roof ibc 2000 18 editions section 905 4 5.

Tanks that may supply water to domestic and or fire suppression systems located on the roof or inside the building. But the fire is at the other end. As required by the fire code official when the most remote portion of a floor is more than 150 ft nonsprinklered or more than 200 ft sprinklered from an outlet. An additional hose connection shall be provided at the top of the most hydraulically.

The ifc requiring the same thing states standpipe systems not located within an interior exit stairway shall be protected by a degree of fire resistance equal to that required for vertical enclosures in the building in which they are located in sections 905 4 1 and 905 6 1 for class i and class iii standpipes. The fireman comes up to the roof on the stair that goes to the roof. Nyc building code 2014 1 administration 107 construction documents 107 9 fire protection system plans 107 9 3 standpipe systems.