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Utility tunnel. A utility tunnel, utility corridor, or utilidor is a passage built underground or above ground to carry utility lines such as electricity, steam, water supply pipes, and sewer pipes. Communications utilities like fiber optics, cable television, and telephone cables are also sometimes carried.
A utility vault is an underground room providing access to subterranean public utility equipment, such as valves for water or natural gas pipes, or switchgear for electrical or telecommunications equipment. A vault is often accessible directly from a street, sidewalk or other outdoor space, thereby distinct from a basement of a building. [1] [2]
Wet: Installation is underground or in concrete slabs, or in masonry in direct contact with the earth; locations are subject to saturation with water or other liquids such as washing areas and in unprotected locations exposed to weather. Underground manholes and handholes are telecommunications facilities that would meet this "wet" definition.
Subsurface utility engineering (SUE) refers to a branch of engineering that involves managing certain risks associated with utility mapping at appropriate quality levels, utility coordination, utility relocation design and coordination, utility condition assessment, communication of utility data to concerned parties, utility relocation cost estimates, implementation of utility accommodation ...
An underground power line provides electrical power with underground cables. Compared to overhead power lines, underground lines have lower risk of starting a wildfire and reduce the risk of the electrical supply being interrupted by outages during high winds, thunderstorms or heavy snow or ice storms. An added benefit of undergrounding is the ...
Grissom Air Reserve Base is a United States Air Force base, located about 12 miles (19 km) north of Kokomo in Cass and Miami counties in Indiana. The facility was established as a U.S. Navy installation, Naval Air Station Bunker Hill, in 1942 and was an active Air Force installation, Bunker Hill Air Force Base from 1954 to 1968, and Grissom Air Force Base from 1968 to 1994.
A manhole ( utility hole, maintenance hole, [ 1] or sewer hole) is an opening to a confined space such as a shaft, utility vault, or large vessel. Manholes 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 ...
Biomass (0.4%) Petroleum (0.1%) Other (0.5%) This is a list of electricity-generating power stations in the U.S. state of Indiana, sorted by type and name. In 2022, Indiana had a total summer capacity of 26,903 MW through all of its power plants, and a net generation of 98,054 GWh. [ 2] In 2023, the electrical energy generation mix was 45% coal ...