Search results
Results from the WOW.Com Content Network
A round manhole and its 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 that is used as an access point for an underground vault or pipe. It is designed to prevent anyone or anything from falling in, and to keep out unauthorized persons and material.
Manhole covers in Helsinki, Finland. Manhole closings are protected by a grating or manhole cover, a flat plug designed to prevent accidental or unauthorized access to the manhole. These covers are traditionally made of metal, [2] but may be constructed from precast concrete, glass reinforced plastic or other composite materials (especially ...
A manhole cover for a sanitary sewer access point. View looking down into an open manhole showing two converging sanitary sewer lines. The larger line enters from the right and changes direction within the manhole to exit from the top of the photo. A smaller line enters from the bottom of the photo under the access steps.
The cover section is the top most section of sanitary manholes. It consists of a frame and a manhole cover. [16] The covers are designed to withstand the loads of the traffic on top of the manholes. Some are suitable for vehicular traffic, and some are for foot traffic only. [7]
For premium support please call: 800-290-4726 more ways to reach us
Science & Tech. Shopping. Sports. Weather. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach us. ... Another can be heard estimating the manhole cover jumped "40 or 50 feet."
Manhole cover, inscribed "T Crapper & Co Sanitary Engineers Marlboro Works Chelsea London" As the first man to set up public showrooms for displaying sanitary ware, Crapper became known as an advocate of sanitary plumbing, popularising the notion of installation inside people's homes.
A bright green liquid leaked from a New York City manhole cover in bizarre footage. There's literal green sludge bubbling up from the ground next to World Trade Center right now,” Dan Pantelo ...