Question

3. The earth fill requires 5,000 yd3 of compacted material. The material has water content 12% and unit weight of 1,800 kgf/m3. The fill required to have a water content of 15% and dry unit weight of 112 ibf/ft3. How much material must be moved from the borrow area, and what quantity of water require to compact the fill.

4. Determine the production for excavation for a triangle project footprint with a length of 200 feet of each arm. The depth is 10 feet at first angle, 12 feet and the second angle, and 18 feet at the third angle.

5. Determine the production of a strip footing of 3’x1’ for a 200’x100’ building. Use the 5#5 rebar and #6 rebar @ 12” OC.

Answer 1