Manhole cover
A manhole cover is a removable plate forming the lid over the opening of a manhole, an opening large enough for a person to pass through. It is used as an access point for an underground vault or pipe.
A manhole cover is a removable plate forming the lid over the opening of a manhole, an opening large enough for a person to pass through. It is used as an access point for an underground vault or pipe.
A manhole cover is a removable plate forming the lid over the opening of a manhole, an opening large enough for a person to pass through. It is used as an access point for an underground vault or pipe.
Source: Wikipedia "Manhole cover" · CC BY-SA 4.0
Share this article: X · Bluesky