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Glue or gasketed?

25K views 49 replies 14 participants last post by  CAPT Stream Rotar  
#1 ·
For those of you who install large diameter pipe (4"-6") which do you use and why? I am bidding a job for an organic farm that needs a few thousand feet of mainline installed to run their rain reels with. They have a tractor driven well capable of 500 gpm @ 150 psi.
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#4 ·
sched 40 and glue
I don't think glued fittings will hold @ 150 PSI;

Maximum operating pressure for 6" SCD 40 PVC is 106 lbs, 133PSI for 4", bursting pressure is higher.

I would go for gasketed pipe with thrust blocks and/or restraints like the irrigator suggested, or flanged fittings.
 
#9 ·
Dealing with this flow and pressure is a different "ballgame" then residential or light commercial work. There is definately a learning curve. It might be a good idea to see if you can work with someone who has done this type of work before, you will avoid any costly and embarassing mistakes and learn along the way. Just my two cents.
 
#21 ·
well they finally got their act together and figured out what they wanted. They are applying for grant money from the county so the county provided these plans. they will also come out to inspect the project and if it is not to their specs they don't pay out. the two maps join they are on the north and south sides of a road. any thoughts?
 

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#26 ·
How are you going to cross the road ? If a public road a permit will probably be required, which means that portion of the work will be subject to inspection. Surety bond to cover any damage to the road whether you bore or do an open cut may be required as part of the permit process.
There is an existing steel sleeve under the road
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