The Site I am presently on just completed a study on the cost-effectiveness and accuracy between the standard low-flow sampling and Passive Diffusion Bags. Depending on the number of samples needed to collect per year, the Passive Diffusion Bags can save a bit of money, and have proven (at least...
Iha,
Currently at our Site we have 3 FRP Tanks. However, during the recent Tank Integrity Testing, the inspectors noticed a severe amount of delamination in the Tanks. Our Treatment Plant should continue on for another 20+ years and I've heard Steel Tanks should definetely hold up for that time...
I am in the process of contacting several Tank Manufacturing companies to provide Carbon Steel Tanks for our Wastewater Treatment Plant. The caustic is 25% with the maximum temperature leaving the Chemical Plant being 165 F. I have seen that with temperatures reaching 165 F, stress relieving...