The following consecutive staff readings were taken with level and 5m staff at 70 m interval. The level has been changed after third, sixth and tenth readings, the elevation of first point and last point are (80 m and 84.96m) respectively. Readings are as follows: BS B's (1.25, 2.18, 2.05, 3.12, 1.57. 1.82, 1.47, 1.15, 1.95, 2.08, 2.08, 4.22, 3.1, 3.5, -3) 1- Find elevation of all points by the height of instrument method and apply appropriate check. 2-Determine the loop closure and adjust the calculated value of the elevations on the basis of the distance covered.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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The following consecutive staff readings were taken with level and 5m staff at 70 m
interval. The level has been changed after third, sixth and tenth readings, the
elevation of first point and last point are (80 m and 84.96m) respectively. Readings
are as follows:
B's
65
(1.25, 2.18, 2.05, 3.12, 1.57, 1.82, 1.47, 1.15, 1.95, 2.08, 2.08, 4.22, 3.1, 3.5, -3)
1- Find elevation of all points by the height of instrument method and apply
appropriate check.
2-Determine the loop closure and adjust the calculated value of the elevations on the
basis of the distance covered.
Transcribed Image Text:The following consecutive staff readings were taken with level and 5m staff at 70 m interval. The level has been changed after third, sixth and tenth readings, the elevation of first point and last point are (80 m and 84.96m) respectively. Readings are as follows: B's 65 (1.25, 2.18, 2.05, 3.12, 1.57, 1.82, 1.47, 1.15, 1.95, 2.08, 2.08, 4.22, 3.1, 3.5, -3) 1- Find elevation of all points by the height of instrument method and apply appropriate check. 2-Determine the loop closure and adjust the calculated value of the elevations on the basis of the distance covered.
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