A leveling loop was carried out to estimate the elevation of a point P located in the ceiling of a tunnel. if the leveling loop started at a benchmark; BM1, which has an elevation of 95.25 m and closed on a benchmark; BM2, which has an elevation of 98.25 m, complete the leveling notes below, perform the customarily check, and complete the error of closure of this loop. If the total length of the loop was 1.85 Km, is this leveling work satisfactory or not? Why or why not?
Point | location | BS (m) | HI (m) | FS (m) | Elevation(m) |
BM1 | Ground | 1.36 | 95.25 | ||
P1 | Ceiling | 2.15 | 1.95 | ||
P2 | Ceiling | 2.3 | 2.06 | ||
P3 |
Ceiling | 1.92 | 2.17 | ||
BM2 | Ceiling | 1.85 |
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