Cables that carry electricity power.
Structures that provide lighting to streets.
A cylindrical conduit provided between two manholes to pull cables and prevent from mechanical damage.
A string of pipes use for the transporting raw or treated water.
A complex where signals for radio broadcasting is managed.
A complex where signals for television broadcasting is managed.
An area of coverage of certain band of signal.
Site that contains facilities for treating sewage.
Pipes that transport sewage.
A facility where waste is taken from smaller collection vehicles and placed in larger vehicles for transport, including truck trailers, railroad cars or barges to final disposal sites.