Subject-Surveying In a levelling survey, the summation of allbacksights and the summation of all foresightsare 7.475 m and 7.395 m, respectively. Thereduction level of the initial benchmark is1000.000 m. The reduced level of the of pointwhere the staff is held will be

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Engineering

Civil Engineering

1000.000 m. The reduced level of the of point where the staff is held will be

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

Subject-Surveying

In a levelling survey, the summation of all
backsights and the summation of all foresights
are 7.475 m and 7.395 m, respectively. The
reduction level of the initial benchmark is
1000.000 m. The reduced level of the of point
where the staff is held will be

Determining the relative position of points on the Earth's surface and measuring the angle and distance between them in order to calculate the required parameters such as elevation and enclosed area.

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I need Answer of A only A. A tachometric surveying was conducted to obtain some readings forinaccessible points, where it was found that the multiplying and additiveconstants are 98 and 0.1, respectively. The instrument was setup at point C and the readings listed in the table were taken while the staff was held vertically. Calculate the horizontal distance between BM and station D. Also, calculate the reduced level of station D. Figure 1 shows a schematic view of the site.
6 in a levelling survey, the summation of all backsights and the summation of all foresights are 7,475 m and 7.395 m, respectively. The reduction level of the initial benchmark is 1000.000 m. The reduced level of the of point where the staff is held will be
During the dumpy level test, the observations are as follows:Staff reading stationAInstrument placedB2.2353.545AB1.6052.564Distance between A and B is 250 m and R.L of A is 435.062 m, Find the R.L of B.
e E:EE • Asiacell l. A docs.google.com Lläi 6 To establish a new benchmark on point B using a levelling instrument. The work had been done between B.M1 and B.M2 to the required point B, and the observations were recorded as in the tables below. Calculate the best value .of elevation for point B B.M1 B B.M2 B Point Remarks Remarks BS FS 3.305 Point BS FS B.M1 RL=34.585 B 0.405 T. P1 30.06 0.672 T. P4 4.24 1.795 A 4.01 1.825 T. P5 3.35 3.485 Т. Р2 3.315 2.485 B.M2 2.78 RL=42.093 Т. РЗ 3.315 | 1.235 B 3.715 41.97m O 40.95m 46.97m 39.97m 43.67m 45.98m 44.37m blä 3 * If Ø=0.987643 rad. Find Ø in degrees
In a topographic survey undertaken by Karman Surv.Corp. before any leveling is conducted. The engineersusually check whether the engineers level is in perfectadjustment. A two peg test is used to check whether theline of sight is in perfect adjustment and the followingrod readings are taken, with instrument set up near A,backsight on A is 1.623 m. and foresight reading on B is2.875 m. with the instrument set up near B, backsight onB is 1.622 m. and foresight on A is 0.362 m. Compute the difference in elevation between Aand B. What should be the correct rod reading on A togive a level line of sight with the instrument stillset up at B? What should have been the reading on B with theinstrument at A to give a level line of sight?
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1. Complete the differential leveling notes shown in Table 1 and perform the arithmetic check. Show sample calculations of your work. Then draw a neat profile view sketch showing the ground elevations of all of the stations and the various locations of the level and level rod. Station BM 3 TP 1 TP 2 TP 3 BM 3 BS (m) 1.613 1.425 1.307 1.340 Table 1 HI (m) FS (m) 1.927 1.710 1.273 0.780 Elevation (m) 133.005
Meet - nzw-pimo-rw anuwwlPx-a_a7HdrtDNnmaFDF2GGA/formResponse none of the above. O To establish a new benchmark on point Busing a levelling instrument. The work had been done between B.M1 and B.M2 to the required point B, and the observations were recorded as in the tables below. Calculate the best value *of elevation for point B B.M1 B B.M2 B BS Point B.M1 T. P1 BS FS 3.305 Remarks RL-34.585 FS 0.405 4.24 3.35 Point Remarks B 30.06 0.672 1.825 2.485 3.315 1.23S 3.715 T. P4 T. PS B.M2 1.795 A 4.01 3.485 Т. Р2 T. P3 3.315 2.78 RL=42.093 B 39.97m 41.97m 46.97m 45.98m O 44.37m O 40.95m O * Reciprocal ranging is employed when one end of a line is inaccessible. O the ends of the line are not visible even from intermediate points. O both the ends are inaccessible. the two ends of a line are not intervisible,O O O O O O O O O O OC