Underground Storage Tank Equipment
DKG-MWM Monitoring Observation Well Manhole
These manholes are equipped with strong cast iron bolt-down lids to provide a “limited access”, watertight seal to prevent driveway contamination from entering manhole, and a heavy duty cast iron rim for street traffic. A distinctive triangle design and words, “Do Not Fill” are cast into the cover to meet API specifications.
Body ring: cast ironbr/>
Cover: cast iron
Skirt: steel (104 AOW/MW)
Skit Depth(in/mm): 13”/330
Skit Depth(in/mm): 12”/305