Given the three-wire leveling note below, find the elevation of BM2 and perform the customary arithmetic check.
Given the three-wire leveling note below, find the elevation of BM2 and perform the customary arithmetic check.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![Given the three-wire leveling note below, find the elevation of BM2 and perform the customary arithmetic
check.
Sta
BM1
TP1
TP2
TP3
BM2
Hair Rgds
1.152
0.935
0.718
1.713
1.440
1.167
2.784
2.350
1.916
0.913
0.730
0.547
Backsight
Mean
Rgds
(#1)
(#4)
(#7)
S
(#2)
HI
(#3)
Hair Rgds
Foresight
Mean
Rgds
S
1.177
0.899
0.621
1.905
1.537
1.169
1.450
1.177
0.904
2.210
1.714 (#8) (#9)
1.218
(#5)
Elev
450.545
(#6)
(# 10)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0d0257b1-71a2-401f-baa5-180a2271d67d%2F35a8b8f0-83ce-4b5d-a50c-0935e05cd829%2Fcrn6ce3_processed.png&w=3840&q=75)
Transcribed Image Text:Given the three-wire leveling note below, find the elevation of BM2 and perform the customary arithmetic
check.
Sta
BM1
TP1
TP2
TP3
BM2
Hair Rgds
1.152
0.935
0.718
1.713
1.440
1.167
2.784
2.350
1.916
0.913
0.730
0.547
Backsight
Mean
Rgds
(#1)
(#4)
(#7)
S
(#2)
HI
(#3)
Hair Rgds
Foresight
Mean
Rgds
S
1.177
0.899
0.621
1.905
1.537
1.169
1.450
1.177
0.904
2.210
1.714 (#8) (#9)
1.218
(#5)
Elev
450.545
(#6)
(# 10)
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