Q3/ The following consecutive readings were taken with a leveling instrument at intervals of 20m 2.375- 1.730-0.615-3.45-2.865-2.070-1.835-0.985-0.435-1.630-2.255 and 3.630 m the instrument was shifted after four and eighth reading. thc reading was taken on B.M. of R.L. 114.380 m on station three find the R.L. all the point using High of insturemt calculate,

Q3/ The following consecutive readings were taken with a leveling instrument at intervals of 20m 2.375- 1.730-0.615-3.45-2.865-2.070-1.835-0.985-0.435-1.630-2.255 and 3.630 m the instrument was shifted after four and eighth reading. thc reading was taken on B.M. of R.L. 114.380 m on station three find the R.L. all the point using High of insturemt calculate,

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 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 B.M P +10° 00’ 1.050, 1.103, 1.156 40° R.L of B.M =1958.500 ft Q -15° 00’ 0.952, 1.055, 1.158 140° The constant of instrument (f/i) = 100, Height of instrument = 5.15 ft Compute: The horizontal distance between P and Q Reduced Levels of P and Q Grade between P and Q
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 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.
Situation 1: A two-peg test is used to check whether the ine of sight of the level is in perfect adjustment and the following rod readings are taken, with instrument set up near A, backsight on A is 1.623 m. and foresight reading on B is 2.875 m. With the instrument set up near B, backsight on B is 1.622 and a foresight on A is 0.362 m. a. Find the difference in elevation. b. What should be the correct rod reading on A to give a level line of sight with instrument still set up near B? c. What should be the correct rod reading on B to give a level line of sight with instrument still set up near A?
In the two-peg test of a dummy level, the following observations are taken. *INserted Photo* Point M is equidistance from both A and B, while P is 2.50m away from B along the extension of line AB and 90 meters from B. Requirements: Determine the true difference in elevation between point A and B. Answer: ____________ With the level still set up at P, determine the rod reading on A and B to which the line of sight should be adjusted. Answer: ____________
To test its line of sight adjustment, a level is set up near C (elev. 193.436 m) and then near D. Rod readings listed in the order taken are C = 1.315 m, D = 0.848 m, D = 1.296 m, and C = 1.767 m. Compute the elevation of D, and the reading required on C to adjust the instrument.
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.
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
The upper and lower stadia hair readings on a stadia rod held at station B were observedas 3.50 and 1.00m respectively, with the use of a transit with an interval focusingtelescope and having a stadia interval factor of 99.5. The height of the instrument abovestation A is 1.45m and the rod reading is taken at 2.25m. If the vertical angle observed is-23034’, determine the following:a. Inclined stadia distanceb. Difference in elevation between the two stationsc. The elevation of station B, if the elevation of station A is 155.54m above mean sealevel.
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.
A horizontal collimation test is performed on an automatic level following the procedures described in Section 4.15.5. With the instrument setup at point 1, the rodreading at A was 3.886 ft, and to B it was 3.907 ft. After moving and leveling the instrument at point 2, the rod reading to A was 4.094 ft and to B was 4.107 ft. What isthe collimation error of the instrument and the corrected reading to A from point 2?
The following staff reading were taken in succession with a level. The instrument was shifted after 2nd , 4th, 7th and 9th reading. By the Rise and Fall Method and Plane of Collimation Method, Calculate the R.L of all the points. R.L of Bench Mark 264 meters. Readings are: 0.422, 0.684, 1.285, 0.506, 1.793, 4.462, 2.416, 3.120, 1.517, 1.234, and 1.232. Apply checks to verify.