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Scruffy Dome
A scruffy dome is a steel grille that is placed over the inlet of a manhole, and is usually dome shaped. They function as a way for stormwater to enter the pipe network without allowing larger debris in, such as people or animals. Scruffy domes are usually placed in parks and wetlands, and are usually made with galvanised steel Hot-dip galvanization is a form of galvanization. It is the process of coating iron and steel with zinc, which alloys with the surface of the base metal when immersing the metal in a bath of molten zinc at a temperature of around . When expos .... References Civil engineering [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Manhole
A manhole (utility hole, maintenance hole, or sewer hole) is an opening to a confined space such as a shaft (civil engineering), shaft, utility vault, or large container, vessel. Manholes, typically protected by a manhole cover, are often used as an access point for an underground public utility, allowing inspection, maintenance, and system upgrades. The majority of underground services have manholes, including Water industry, water, sanitary sewer, sewers, telephone, electricity, storm drains, district heating, and natural gas, gas. Manholes are generally found in urban areas, in streets and occasionally under sidewalks. In rural and undeveloped areas, services such as telephone and electricity are usually carried on utility poles or even Electricity pylon, pylons rather than underground. In Australia, ''manhole'' also commonly refers to an access hatch used to get access from a room or hallway into the ceiling cavity of a building. These manholes are typically around square ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
