(b) The following observations were made in a tachometric survey: Hair Remark Height of axis (m) station Staff Vertical Inst. stadon angle readings (m) - 5°30 0.905, 1.455, RL of BM =450.500 m 1.345 BM 2.005 1.345 + 8°0 0.755, 1.655, 2555 B

Structural Analysis
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Chapter2: Loads On Structures
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(b) The following observations were made in a tachometric survey:
Staff
Vertical
Hair
Remark
Inst.
stadon
Height of
axis (m) station
angle
readings (m)
- 5°30
0.905, 1.455, RL of BM
2.005
A
1.345
BM
=450.500 m
%3D
+ 8°0
0.755, 1.655,
2.555
1.345
+ 10°0
1.500, 2.250,
3.000
1.550
Calculate the RLs of A, B, C, and the gradient of the line AC. The tachometer is fitted
with an anallatic lens and the multiplying constant is 100.
Transcribed Image Text:(b) The following observations were made in a tachometric survey: Staff Vertical Hair Remark Inst. stadon Height of axis (m) station angle readings (m) - 5°30 0.905, 1.455, RL of BM 2.005 A 1.345 BM =450.500 m %3D + 8°0 0.755, 1.655, 2.555 1.345 + 10°0 1.500, 2.250, 3.000 1.550 Calculate the RLs of A, B, C, and the gradient of the line AC. The tachometer is fitted with an anallatic lens and the multiplying constant is 100.
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