Thanks for the comments bimr. The 3/4 inch line is a pressure sensing line that comes out the bottom of the tank and runs back to an altitude valve. When the contractor initially installed the tank the capped the line during sand blasting of the inside. They failed to remove the cap after the...
I have an above ground, steel, 500,000 gallon water tank (60' diameter x 24 ' high) that provides water for fire suppression, construction and potable water. The tank bears on a ring foundation system. The base plate of the tank is 1/4 steel (A36) that rests on a 4" layer of clean sand which...
Please post your favorite web based reference. (Hopefully downloadable). I'm a general engineer that needs to know alot about many different subjects. Unfortunately I often find myself a bit short. Share your favorite link and help out those of us in need professional development. I'll...
hydrae, Thanks for your input. I spoke with someone else that also recommended that AWWA book. On order but I've yet to receive it. In previous threads some of the members recommend peristaltic pumps. I'm relatively new at the water business so could you explain why the solenoid valve is...
BobPE, thank you for responding so quickly to this thread. Based on your questions I had to crunch some numbers. Sorry it took so long to get back. Our water system consist of 11 shallow wells separated into 3 distinct systems (with 3 separate chlorination points) Our average usage rates are...
I am trying to move from a Chlorine Gas system to a Sodium or Calcium Hypochlorite system (due to life-safety issues). I've been reading some of the other threads concerning Na vs Ca, and offgasing of sodium etc. I now have concerns about heading in this direction. (Can I get consistent...
