Point A has an elevation of 216.612 m above a vertical datum, and the point B is situated on the opposite sides of a busy twelve-lane highway (44.4 m width). For stability of both point locations are designed one meter away from each edge of the highway. From the measurement, the following results are obtained: a) Instrument setup at station 1 (A side of highway): Staff reading on A = 0.673 m Staff reading on B= 2.416 m Instrument setup at station 2 (B side of highway): Staff reading on B = 2.992 m Staff reading on A = 1.254 m (i) Based on the description above, choose a proper measurement method used in surveying to realize the elevation at point B? Justify your answer. (ii) Calculate the elevation/reduced level at point B based on the proposed method above (i) (iii) Determine the main error would be potentially generated and calculate magnitude of the error. 2.

Point A has an elevation of 216.612 m above a vertical datum, and the point B is situated on the opposite sides of a busy twelve-lane highway (44.4 m width). For stability of both point locations are designed one meter away from each edge of the highway. From the measurement, the following results are obtained: a) Instrument setup at station 1 (A side of highway): Staff reading on A = 0.673 m Staff reading on B= 2.416 m Instrument setup at station 2 (B side of highway): Staff reading on B = 2.992 m Staff reading on A = 1.254 m (i) Based on the description above, choose a proper measurement method used in surveying to realize the elevation at point B? Justify your answer. (ii) Calculate the elevation/reduced level at point B based on the proposed method above (i) (iii) Determine the main error would be potentially generated and calculate magnitude of the error. 2.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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