Thanks for the suggestions everyone. I did consider valve pit but this is a very low risk water service and client would like to avoid getting a valve pit to reduce project costs as much as possible.
LittleInch, do you know of any vendors that provide valves with extended stem as shown in the...
Hello everyone,
I am working on an underground Recycled Cooling Water Line and we are adding a 12" drain to this line which requires the addition of an underground 12" gate valve.
Design conditions are 24C and 100psi.
I am just wondering what the best way to go about this would be. I am...
Hello everyone,
just wondering if anyone has come across a situation where they needed to install a branch pipe on a header in a way that the center lines of the branch pipe does not intersect with the center line of header? I have attached a drawing which shows this case...
Hi rconner thanks for your input. Since we don't normally deal with AWWA C207 we don't have a copy of that standard. But it is good to know that those flanges are designed to withstand a hydro of up to 262.5 psig.
Design pressure of our lines is 150 psig.
Strainer max operating pressure is 175...
I looked online and found some details on the 4" AWWA Class D flange:
Nominal Pipe Size - 4"
Outside Diameter (A) - 9
Thickness (T) - .625
Inside Diameter (B) - 4.57
Approximate Weight (lbs) - 8
Number of Bolt Holes - 8
Diameter of Bolt Holes - 0.75
Diameter of Bolt Circle (C) -...
Hello folks,
I was wondering if someone can help me with this issue.
I work for an oil and gas EPC and we are currently designing a fire water system to protect one of the hydrocarbon tanks on site.
All the piping is as per ASME B31.3 which is what the client pipe classes are based off...
