A horizontal angle is measured with a total station in direct reading as 95° 32' 10". Then the angle is measured in reverse as 275°32' 08". What is the average number of seconds in the horizontal angle?

Q: Direct and reverse directions observed with a total station instrument from A to points B, C, D and…

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Q: A distance ab on a vertical photograph is 65.0 mm, and the corresponding ground distance AB is 1153…

A: Given data, Photo distance = 65 mm Ground distance = 1153 m Camera focal length = 153.19 mm Flying…

Q: The elevation of point A is at 1200' above sea level. What is the elevation of point B if the flying…

A: Scale (s) = 1200/12000                 = 1/10

Q: If a plus sight of 1.097 m is taken on BM A, elevation 305.348 m, and a minus sight of 0.832 m is…

A: Given: The back sight on A is 1.097 m. The elevation is 305.348 m. The foresight on X is 0.832 m.

Q: Compute the angular closure error in seconds for a traverse with the interior angles: Angle 1 69° 4'…

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Q: An instrument was set up over station 1, and sights between points A and C were taken. The…

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Q: Plot a graph of vertical angles from 0° to 60° versus the error in horizontal angle measurement due…

A: Answer We know that Error due to Instrument mislevelling is given by ∈= fd*u*tanv ∈= error in…

Q: Line Length(m) Azimuth DA 500 2100 DC 2000 450 СВ 1000 270° АВ ? ?

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Q: The following are three angles A, B and C observed at a station O. closing the horizon, along with…

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Q: e offset observation

A: Introduction- In Worldwide Route Satellite Framework (GNSS) people group, pseudorange observables,…

Q: An elevation must be established on a benchmark on an island that is 2536.98 ft from the nearest…

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Construction Surveys

A construction survey is a survey done on a construction site to mark construction activities and for laying out positions for construction equipment. It includes evaluating and estimating construction activities before the beginning of the project.