SEWAGE DEPARTMENT TRAINING PROGRAM
How to Build an At-Grade Sewage Disposal System
If using hay or straw, do not skimp. The hay/straw is to serve as a barrier to allow the flow of air into the aggregate while preventing the migration of the cover soil which could clog the aggregate. Back Next
If using hay or straw, do not skimp. The hay/straw is to serve as a barrier to allow the flow of air into the aggregate while preventing the migration of the cover soil which could clog the aggregate.
Back Next
Back to Program Index Back to Home Page
Back to Program Index
Back to Home Page
