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I am currently reviewing some shop drawings from a local contractor. In there calculations they have not included the fixed pressure loss for water flow switches. The project is being designed to NFPA 13, 1999 edition. I believe that a flow switch is considered a “device that affects...

JoeWill123 I am not sure if this will apply, but try looking for info here regarding the UFC (Unified Facilities Criteria) codes. http://www.wbdg.org/ccb/browse_cat.php?o=29&c=4 The Fire Protection Design is under the following section UFC 3-600-01 Hope I could help BDK

Travis & Stookey, For clarification, the project is in MN so no need to worry about seismic bracing, and my intent was to secure the pipe to the floor with unistrut. Thanks for the input it’s always helpful.

I have a project where the architect would like us to run the sprinkler pipe under a raised floor to feed the area below (sleeves or core drilling to install pendent heads). This area will also be used for the HVAC supply to the same area. Is there a place in NFPA or IBC/IFC that requires the...

So the consciences is that the figures don’t really mean anything, as far as a max room size (besides being less than 800 sq. ft.). As long as the sprinkler is only 9’-0” or less from one wall, 7’-6” from the other walls and the area of the room divided by the number of sprinklers is 225 sq...

Hey guys, I am new to this Forum and I have a question regarding the small room provision in NFPA 13 2002 edition. I have a room that is a light hazard occupancy, the dim of this room is 19’-3” x 16’-5 ½”. Due to the grid layout, lighting and diffusers, there is minimal space in the center...