Hi
I was referring to NFPA 14-2000, section 4-1.2.1, but this applies to the standpipe, not the smaller riser.
By the way, can anyone give me a rough order os magnitude on how much would cost to repair such pipe if it did get punctured by e.g. a nail?
Thanks again,
The complex was built in 2009, so it's pretty recent. It has 5 storeys.
This particular pipe feeds not only the sprinklers in my floor (2nd) but also all the sprinklers for the upper storeys. I know it goes all the way to the roof (there's a vent there).
thanks
Hello,
I live in an apartment in a new building in Houston and upon inspection I noticed that the main sprinkler system standpipe (used for multiple apartment sprinkler systems in that section of the building, 1 1/2'', CPVC orange pipe) is installed inside a drywall (sheetrock) more or less in...
Hello,
We have a plant with a 3-stage intercooled reciprocating compressor operating with a discharge bypass valve to suction. Upstream pressure is around atmospheric, downstream is 24 barg. The compressor runs on a magnetic drive.
We have been having numerous complressor trips by low speed (at...
