Homework #7 (91 pts.): Construction 1)6 pts. Name three things we look for durin

Question

Homework #7 (91 pts.): Construction 1)6 pts. Name three things we look for during earthwork to confirm a site is stable and capable of supporting loads. a) b) c) 2) 3 pts. Why is it important to have a firm excavation bottom for filling upon? 3) 3 pts. Why is it important to make excavations larger than the size of the structure the backfill will support? 4) 6 pts. A project's specifications call for poorly graded sand to be used as backfill (placed and compacted in an t and helow-grade drainage. The excavation bottom consists of wet, loose silt. tr to substitute a

Explanation / Answer

The most important things considered while doing excavation are as follows.

a) Bearing capacity of soil.

B) consolidation of soil which depends on type of soil and type of loading

C) depth of foundation

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