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1. |
The type of backfill is saturated clay. What is its unit weight? |
A. | 1040kg/m<sup>3</sup> |
B. | 2080kg/m<sup>3</sup> |
C. | 2000kg/m<sup>3</sup> |
D. | 1500kg/m<sup>3</sup> |
Answer» C. 2000kg/m<sup>3</sup> | |