Overflow Drain
What is the best way to complete an overflow in a lake of the dam?
The source sewer overflow rusty water can drain lake to reach the desirable level of the lake water. The top of the overflow drain is removed, leaving a 10 ideas from 36 feet "wide corrugated pipe that leads to a horizontal outlet pipe through the dam. Fill with concrete? please …
I would say the concrete (test is expensive additives water) and / or somehow put a bentonite clay plug Between 2 concrete plugs. Clay & Seal will perform a leak. On the side of the pipe is also suspect because it deteriorates the explosion in slow motion and creates empty spaces! A pinch of bentonite clay around the outside of the pipe is in order here too. The review of his case, is to dig, but be very expensive. Bentonite is a clay used for lubrication lead – very slippery when wet and Pentecost / Fine gray powder dry.
