ocr: CONSTRUCTION AUGER UILDINGS ON SOFT GROUND rest on 7IT : Bconcrete columns called piles. To RE make firm foundations, construction companies use an auger to dig a deep Paui hole. A crane then lifts the auger back tot the surface and spins it to remove the LU - L - soil. The hole is then filled with concrete. Lr - SEE a ALSOJ liu -
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