SEWAGE DEPARTMENT TRAINING PROGRAM
How to Build an Elevated Sandmound Sewage Disposal System
Next, the sand is installed. Certification will be required attesting to the sand meeting the requirements posted in the Department of Transportation specifications Publication #408, section 703. The size and grading must meet Bituminous concrete sand Type B #1 or #3 requirements from a Department of Transportation certified stockpile. The sieve analysis shall be conducted in accordance with PTM #616 and #100.