A transit with a stadia constant equal to 0.30 is used to determine the horizontal distance betweeen points B and C, with a stadia intercept reading of 1.75 m, the distance BC is equal to 185.87m. Using the same instrument, it was used to determine the difference in elevation between B and D having a stadia intercept reading of 2.42 m at D at a vertical angle of (+) 6-30-00. Compute the difference in elevation of B and D. a. 26.91 b. 28.90 C. 22.78 d. 23.78

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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A transit with a stadia constant equal to 0.30 is used to determine the horizontal distance betweeen
points B and C, with a stadia intercept reading of 1.75 m, the distance BC is equal to 185.87m. Using
the same instrument, it was used to determine the difference in elevation between B and D having a
stadia intercept reading of 2.42 m at D at a vertical angle of (+) 6-30-00. Compute the difference in
elevation of B and D.
a.
26.91
b. 28.90
C. 22.78
d. 23.78
Transcribed Image Text:A transit with a stadia constant equal to 0.30 is used to determine the horizontal distance betweeen points B and C, with a stadia intercept reading of 1.75 m, the distance BC is equal to 185.87m. Using the same instrument, it was used to determine the difference in elevation between B and D having a stadia intercept reading of 2.42 m at D at a vertical angle of (+) 6-30-00. Compute the difference in elevation of B and D. a. 26.91 b. 28.90 C. 22.78 d. 23.78
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