I Have this space and I am leaning towards going light hazard for my spacing . There is no mechanical equipment units .other than the typical items you would find above a hospital space . As you can tell I am still a bit hesitant to go light hazard . Has anyone treated these light or ordinary ...
Has anyone seen this before .
We have a project where all the joists are going to be free hand sprayed with fire proofing 2" thick .
So instead of having 4" wide bar joists I now have 8" wide barjoists at the bottom . And with these heads being Extended coverage heads the 4Xs rule is really...
Does piping for Deluge systems need to pitched ?
I have 5 deluge sytems protecting an glass wall atrium with open nozzles . NFPA 13 call for all dry systems to be pitched , but I would be in the thought process to apply NFPA 15 Water spray fixed sytems(2007) 6.3.3.1 "all water spray systems...
I just recieved partically completed job that has a fire pump with a waste cone and relief valve designed and spec'd out. Its been years since I have seen one being used . Just wonder what the opinions are ?
Just to add - The pump is 70 psi at 750 gpm and the current flow test is...
NFPA 13 8.6.5.2.1.5 . Permits heads to be spaced on opposite sides of Obstructions so long as the obstruction is not over 4'-0" .
My question is - This only applies to obstructions not more than 18" below ceiling . So if I can not meet the requirments of Tables 8.6.5.1.2 , 8.6.5.1.2(a) &...
Hey all .
I have a single riser for a mall building . I am coming off
my Grid main to feed my 4" FDC . My Drop is 4" diameter piping , My Grid Main is 3" .
do I need to up size my Grid Main to 3" ? I have checked NFPA 13 2008 8.17.2.3 ....
My Riser is 4" diameter , so I am thinking...
Do I have to include the shower unit in to the room sq footage ? or just the actual floor area ? I have bathrooms in a university dorm that have a total sq ft of 56 sq ft including the the shower area . I remember someone stating that you don't have to include the shower at seminar i was...
