Thank you all.
Dear Uft12, you are right, I had misunderstood hose allowance in NFPA 13. It should be used when exceeding the standpipe demand established by NFPA 14.
Dear SprinklerDesigner2, thank you for your help. I think I should calculate standpipe hydraulics first and then size the pipes...
Thank you for your replies.
Dear Matt, yes I have a combination system (standpipe+ auto sprinkler), but why sprinklers demand doesn't matter? I have calculated sprinklers demand and added 100gpm inside hose allowance according to nfpa13.
Regarding the high pressure you mentioned, the pump room...
Hi everyone. I'd be grateful if anyone can help me. I am a newbie designer working on a residential 8-story building with 3 basements as parking. As you know the residential areas are classified as light hazard and the basements are ordinary hazard group 1.
There will be one fire pump and two...
