To determine the mean elevation of a station O interpolated in a triangulation system, the following observations were made Station Height of Instrument 1.53 1.53 1.53 0 Station Distance Height of Vertical Observed (in m) Signal angle 3684 5.58 +1°1'20" 4698 4.11 5028.6 4.9 D E F Remarks R sin 1" 30.88 m +0°52'50" m = 0.07 log sin1° = 6.685575 +0°34'10"
To determine the mean elevation of a station O interpolated in a triangulation system, the following observations were made Station Height of Instrument 1.53 1.53 1.53 0 Station Distance Height of Vertical Observed (in m) Signal angle 3684 5.58 +1°1'20" 4698 4.11 5028.6 4.9 D E F Remarks R sin 1" 30.88 m +0°52'50" m = 0.07 log sin1° = 6.685575 +0°34'10"
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![To determine the mean elevation of a station O interpolated in a triangulation system, the following
observations were made
Station Height of
Instrument
1.53
0
1.53
1.53
Station Distance Height of
Observed (in m) Signal
3684
5.58
4698
4.11
4.9
5028.6
D
EF
Vertical
angle
+1°1'20"
+0°52'50"
+0°34′10"
Remarks
R sin 1" 30.88 m
m = 0.07 log sin1°
= 6.685575](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F066a1ffa-fca2-4467-a834-7f4d42073b54%2Ff905fbab-d2a4-4ce7-b0bf-206f292aaa05%2Fd4f0fsf_processed.jpeg&w=3840&q=75)
Transcribed Image Text:To determine the mean elevation of a station O interpolated in a triangulation system, the following
observations were made
Station Height of
Instrument
1.53
0
1.53
1.53
Station Distance Height of
Observed (in m) Signal
3684
5.58
4698
4.11
4.9
5028.6
D
EF
Vertical
angle
+1°1'20"
+0°52'50"
+0°34′10"
Remarks
R sin 1" 30.88 m
m = 0.07 log sin1°
= 6.685575
![Find the mean elevation of station O, given that elevation of D, E and F are 293.58, 157.725 and
179.335 respectively.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F066a1ffa-fca2-4467-a834-7f4d42073b54%2Ff905fbab-d2a4-4ce7-b0bf-206f292aaa05%2Fbi35yji_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Find the mean elevation of station O, given that elevation of D, E and F are 293.58, 157.725 and
179.335 respectively.
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