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Also called caissons, drilled shafts, drilled piers, cast-in-drilled-hole piles (CIDH piles) or cast-in-situ piles, a borehole is drilled into the ground, then concrete (and often some sort of reinforcing) is placed into the borehole to form the pile. Rotary boring techniques allow larger diameter piles than any other piling method and permit ...
Marleka fairy stone from Stensö in Sweden Iron sulfide concretions, such as the Kansas Pop rocks, consisting of either pyrite and marcasite , are nonmagnetic. [ 79 ] On the other hand, iron sulfide concretions, which either are composed of or contain either pyrrhotite or smythite , will be magnetic to varying degrees. [ 80 ]
Timber-pile bridge with steel stringers, New Jersey Timber pilings serve as the foundations of many historic structures such as canneries, wharves, and shore buildings.The old pilings present challenging problems during restoration as they age and are destroyed by organisms and decay.
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The Stone–Čech compactification of the topological space X is a compact Hausdorff space βX together with a continuous map i X : X → βX that has the following universal property: any continuous map f : X → K, where K is a compact Hausdorff space, extends uniquely to a continuous map βf : βX → K, i.e. (βf)i X = f.
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Previous real estate agents recommended converting the space to a garage for a classic car collection. The previous owners attempted to fashion the shelter into a Tier IV data center — the ...
Israeli soldiers removed a small far-right group of Israeli civilians who had crossed into Lebanon, appearing to put up a tent settlement, in what the military said on Wednesday was a serious ...