manhole

An access chamber for underground piping, wiring, or the like, or the cover of same at grade. Photo from Fair Lawn, New Jersey, 2019. 2. An access hole, with cover, for a boiler or tank. (Saylor, 1952)

Photo from Pontiac, Michigan, 2007.

Photo from Greenfield Village, Dearborn, Michigan, 2013.

Photo from York, Pennsylvania, 2019.
