3-) Complete the set of differential leveling using Collimation Method, notes in Table and perform the arithmetic check. Elevation BM1 is 110.00 m. BS ES BS FS 2.877 0.919 BS FS 3.180 1.973 1.572 BM2 2.232 BM, TP2 TP; Elevation 478.12 m STATION BACKSIGHT HEIGHT OF INSTRUMENT FORESIGHT ELEVATION (BS) (HI) (FS)

3-) Complete the set of differential leveling using Collimation Method, notes in Table and perform the arithmetic check. Elevation BM1 is 110.00 m. BS ES BS FS 2.877 0.919 BS FS 3.180 1.973 1.572 BM2 2.232 BM, TP2 TP; Elevation 478.12 m STATION BACKSIGHT HEIGHT OF INSTRUMENT FORESIGHT ELEVATION (BS) (HI) (FS)

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

A differential leveling circuit began on BM Hydrant (orthometric height 5869.31 ft) and closed on BM Rock (orthometric height 5880.03 ft). The plus sight and minus sight distances were kept approximately equal. Readings (in feet) given in the order taken are 2.68 (+S) on BM Hydrant, 5.59 (−S) and 10.83 (+S) on TP1, 6.46 (−S) and 10.61 (+S) on BM 1, 8.91 (−S) and 7.57 (+S) on BM 2, 5.14 (−S) and 9.01 (+S) on TP2, and 3.83 (−S) on BM Rock. Prepare, check, and adjust the notes.
A differential leveling circuit began on BM Hydrant (orthometric height 5869.31 ftft) and closed on BM Rock (orthometric height 5880.03 ftft). The plus sight and minus sight distances were kept approximately equal. Readings (in feet) given in the order taken are 5.48 (+S) on BM Hydrant, 5.59 (−S) and 10.83 (+S) on TP1, 9.26 (−S) and 13.41 (+S) on BM 1, 8.91 (−S) and 7.57 (+S) on BM 2, 5.14 (−S) and 9.01 (+S) on TP2, and 6.63 (−S) on BM Rock. Prepare, check, and adjust the notes. Determine the Plus and Minus adjustments. Express your answers in feet to two decimal places separated by a comma. Determine the page check. Express your answer in feet to two decimal places. Determine the misclosure and the correction. Express your answers in feet to two decimal places separated by a comma.
A line level was run from BM1 to BM2, 8 km apart. The average backsight and foresight distances were 100m. At every turning point, the rod settles by 3cm. Determine the total error in the recorded elevation of BM2. a. 1.17 m b. 1.25 m c. 1.40 m d. 1.57 m
To adjust a dumpy level by peg method of adjustment, two points A and B wereset up. With the instrument at point A, the rod reading at A was 1.623m and theforesight at B was 2.875m. The level is transferred at B and the backsight at B was1.622m while the rod reading at A was 0.362m.a. Find the true elevation between A and B.b. What is the error in the line of sight?c. Determine the correct reading at A that will give the level line of sightwith the instrument still at point B.
Q avg = 0.181 m^3/s
Answer key ; 1. 1160kn#2 170 kn -m#3 540 kn and210 kn-m
The top of the mast signal 1750m away was sighted through a transit with recorded verticalangle of 4 0 55’. The height of the mast is 5.5m and the height of the instrument above the pointwhere it was set up is 1.15m. the elevation of the base of the signal ‘B’ is 167.23m, compute theelevation of the point under the transit ‘A’ with allowance due for curvature and refraction usingh= 0.067k^ 2
a.) Using the Stadia Reduction Table,what is the difference in elevation if the observedvertical angle is 19⁰24''?b.) Using the Stadia Reduction Table,what is the horizontal distance if the observedvertical angle is -7⁰14''?c.) Using the Stadia Reduction Table,what is the Chd if the instrument constant is 0.381and the observed vertical angle is -16.80⁰?
Differential leveling was performed to run the elevation of BM 3-1 located 30.00 meters to the right of station 3 + 480, to BM 3-2 located 27.50 m to the left of station 3 + 920.00. Calculate the elevations of the points and verify the quality of the annotations in the level book. STATION BS HI FS ELEVATION (m) BM 3-1 1.458 328.954 TP - 1 2.256 2.314 TP - 2 1.382 3.127 TP - 3 3.456 2.171 TP - 4 0.759 1.282 BM 3-2 2.000
An engineer's level with stadia constant of 0.30-m was set up on the line between A and B, the following crosshair readings were observed. If the stadia interval factor of the level is 100, determine the length of line AB.
Compute for HD if the upper, middle and lower hair readings in a three-wire levelling are 2.79m, 2.42m, and 2.06m respectively. Assume standard or usual values of K and C.
Answer using moment distribution method. Use second picture as guide W= 25P1 = 25P2 = 25