Utilidor

A utilidor is a utility corridor built underground or aboveground to carry utility lines such as electricity, water and sewer. Communications utilities like fiber optics, cable television and telephone cables are also sometimes carried. They are most common in very cold climates where direct burial below the frost line is not feasible (such as in
Found on http://en.wikipedia.org/wiki/Utilidor

utilidor

(from the article `Mackenzie River`) ...conditions; houses and other buildings are usually placed on wooden piles that are sunk and frozen into the permafrost for stability. One of the ...
Found on http://www.britannica.com/eb/a-z/u/20
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