DO NOT FILL” Graphic Warning Statement - Permanently cast into cover with equilateral triangle inset in accordance with API Recommended Practices
Secure Cover - Two recessed, self-aligning stainless steel bolts with O-rings secure cover to the body ring.
Prevention Against Surface Water Contamination - A gasket located in the ring prevents contamination from rain water
Maximum Load Bearing Capacity – Aluminum covers and body rings are heavily ribbed to ensure maximum load bearing capacity.
Trouble-Free Installation - Sturdy aluminum pipe skirts extend a foot (or custom length) below grade to ensure trouble-free installation
Highway 20 Rated (H20) - All Alucast manholes exceed the requirements of the Highway 20 rating.