TRIGONOMETRIC LEVELING. A vertical angle of -12°25' is measured to t top of a water tank from an instrument set up on a hill 585.00 meters aw from it. The telescope of the instrument is 1.45 m above the ground who elevation is 462.73 m. Making due allowance for the earth's curvature ar atmospheric refraction, determine the elevation of the base of the wat tank is the tank is 32.0 m high.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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M8-3 TRIGONOMETRIC LEVELING. A vertical angle of -12°25' is measured to the
top of a water tank from an instrument set up on a hill 585.00 meters away
from it. The telescope of the instrument is 1.45 m above the ground whose
elevation is 462.73 m. Making due allowance for the earth's curvature and
atmospheric refraction, determine the elevation of the base of the water
tank is the tank is 32.0 m high.
Transcribed Image Text:M8-3 TRIGONOMETRIC LEVELING. A vertical angle of -12°25' is measured to the top of a water tank from an instrument set up on a hill 585.00 meters away from it. The telescope of the instrument is 1.45 m above the ground whose elevation is 462.73 m. Making due allowance for the earth's curvature and atmospheric refraction, determine the elevation of the base of the water tank is the tank is 32.0 m high.
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