b. A tacheometer was set up at B.M and the following observations were made with a leveling staff held vertically at P and Q. Ins: Station Staff Station Vertical Angle | Hair Readings Bearings Remarks В.М P +10° 00' 1.050, 1.103, 1.156 | 40° R.L of B.M = Q -15° 00' 0.952, 1.055, 1.158 | 140° 1958.500 ft The constant of instrument (f/i) = 100, Height of instrument = 5.15 ft Compute: a) The horizontal distance between P and Q b) Reduced Levels of P and Q c) Grade between P and Q
b. A tacheometer was set up at B.M and the following observations were made with a leveling staff held vertically at P and Q. Ins: Station Staff Station Vertical Angle | Hair Readings Bearings Remarks В.М P +10° 00' 1.050, 1.103, 1.156 | 40° R.L of B.M = Q -15° 00' 0.952, 1.055, 1.158 | 140° 1958.500 ft The constant of instrument (f/i) = 100, Height of instrument = 5.15 ft Compute: a) The horizontal distance between P and Q b) Reduced Levels of P and Q c) Grade between P and Q
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:b. A tacheometer was set up at B.M and the following observations were made with a leveling
staff held vertically at P and Q.
Ins: Station
Staff Station
Vertical Angle Hair Readings
Bearings Remarks
В.М
P
+10° 00'
1.050, 1.103, 1.156 | 40°
R.L of B.M =
Q
-15° 00'
0.952, 1.055, 1.158 | 140°
1958.500 ft
The constant of instrument (f/i) = 100, Height of instrument = 5.15 ft
Compute:
a) The horizontal distance between P and Q
b) Reduced Levels of P and Q
c) Grade between P and Q
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