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I have two ESFR systems that are identical. All the lines are the same minus a few. How do I get autosprink to list them with the same tags? Mains as well? Thank you

I was layed off last Friday. I have been in the fire protection business for the past 18 years. I am thinking about starting my own freelance design company. I am NICET IV in water based and level 1 in special hazards. Anyone else out there start their own design company?

Question: Does the main drain test and the residual psi at bor on the hydraulic data plate have any relation to each other?

We are bidding on a project that has two areas that are going to have grain silos in them. One of them is 150'-0" tall and the other 85'. I have never done a bulk storage application like this and am trying to figure out the requirements for fire protection. Can someone point me in the right...

I have a project that is a tenant finish out. The building is fully sprinklered with a portion already having a tenant in it. The existing tenant is a doctor's office/outpatient clinic. The space that we are finishing out is going to be the same occupancy. They are going to put a glass "wall"...

Have a competing bid to put cpvc in a restaurant. We bid black steel pipe. Have never seen cpvc in a restaurant before. Can it be done?

I have a project that consists of one three story apartment building. On the building code sheet it looks as though they took some increases for a sprinklered building. My question is if they took the allowences can you still do a 13R system or does it have to be a full 13?

I have a project that has some chemical dip tanks. The owner does not want us to put sprinklers over the area where the tanks are. What standard do I need to look at to find an alternative. The facility is 60,000 sq ft with the tanks covering around 4000 sq ft. Thank you for your help.

Has anyone on here taken the test in Texas to become a licensed company?

When doing hydraulic calculations when is the margin to small? This is just a general question.

In chapter 18 of the 2007 edition of NFPA it states that you need to have column protection if the columns are not fireproofed. 1 sidewall if storage not over 15ft and two if up to 25ft. In 18.2.4 it states that the requirements of 18.2.1 are not required if an ESFR system is installed and...

I have a project that I am currently working on and have submitted to both the ahj and architect. The ahj has approved my system and we have started to intall the systems. There were some minor details I over looked in the inital design and once they were pointed out I took care of them. On...