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1. |
A level instrument at a height of 1.320 m has been placed at a station having a Reduced Level (RL) of 112.565 m. The instrument reads -2.835 m on a levelling staff held at the bottom of a bridge deck. The RL (in m) of the bottom of the bridge deck is |
A. | 116.720 |
B. | 116.080 |
C. | 114.080 |
D. | 111.050 |
Answer» B. 116.080 | |