Good Afternoon:
In researching the design of pressurized septic systems, several references to a paper/book called: "Design of Pressure Distribution Newtorks for Septic Tank-Soil Absorption Systmes, Richard J. Otis, 1981" keep surfacing.
I have spent a fair amount of time looking to purchase...
I was wondering if anyone has any tips on performing a cold weather perc test. We recently hit near-0 degree temps about a week ago and it has been consistently under freezing since. MT state DEQ allows two different test procedures, one of which allows the test to be run without a pre-soak...