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Compartment in Corridor to block smoke or Fire

We have a long corridor and I check in NFPA 101, the travel distance to exit from corridor shall be 30 mtrs also there is a chance of the movement of Fire & Smoke. We have given additional exit door to come up with the problem with the travel distace. But, to limit the smoke or Fire movement we have to provide the Doors in the corridor. I cannot find the in NFPA the Fire Rating of the door. I check NFPA 101 and 80. does any one have any suggestion its for Control Room and...

second story requires two exits?

I'm working on an R-4 occupancy project, a half-way house.  The second floor has 6 bedrooms (1228 s.f.), so 6 occupants.  If I look at building code sections 1021.1 and 1021.2 there seems to be no exception to an R-4 occupancy needing 2...

Graywater Disposal

The California Plumbing Code 16A allows graywater disposal but it must have a dual discharge available to switch between graywater and sewer.  We have an outbuilding that is far and downhill from the house and don't want to put in a new septic...

 
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