What is the corrected elevation difference from bm a to bm b

Reference no: EM131143658

A leveling instrument having a collimation factor of of interval was used to run a section of three-wire differential levels from -0.0007 m/m of interval was used to run a section of three-wire differential levels from BM A to BM B. Sums of backsights and foresights for the section were 1320.892 m and 1333.695 m, respectively. Backsight stadia intervals totaled 1557.48, while the sum of foresight intervals was 805.67. What is the corrected elevation difference from BM A to BM B?

Reference no: EM131143658

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