• Example:- A Sewer is to be laid at a uniform gradient of 1 in 200, between twopoints X and Y, 240 m apart. The reduced level of the invert at the outfall X is150.82m . In order to fix sight rails at X and Y, readings are taken with a level inthe following order:Reading|Staff stationNear X R.I 153.81B.S. 0.81I.S 'a'I.S 1.07F.S 0.55Top of sight rail at XPeg at XC.P. between X and YB.S 2.15C.P between X and YI.S b'Top of sight rail at YF.S. 2Peg at Y• i) Draw up a level book and find the reduced levels of the pegs.ii)if a boning rod of length 3m is to be used, find the level readings a and b.• liFind the height of the sight rails above the pegs at X and Y.

GIVEN gradient= 1 in 200 reduced level at X = 150.82m

ts X and Y, 240 m apart. The reduced level of the invert at the outfall X is 82m. In order to fix sight rails at X and Y, readings are taken with a level in following order: Reading Staff station B.S. 0.81 Near X R.I 153.81 I.S'a Top of sight rail at X I.S 1.07 Peg at X F.S 0.55 C.P. between X and Y B.S 2.15 C.P between X and Y I.S 'b' F.S. 2 Top of sight rail at Y Peg at Y O Draw up a level book and find the reduced levels of the pegs.

ts X and Y, 240 m apart. The reduced level of the invert at the outfall X is 82m. In order to fix sight rails at X and Y, readings are taken with a level in following order: Reading Staff station B.S. 0.81 Near X R.I 153.81 I.S'a Top of sight rail at X I.S 1.07 Peg at X F.S 0.55 C.P. between X and Y B.S 2.15 C.P between X and Y I.S 'b' F.S. 2 Top of sight rail at Y Peg at Y O Draw up a level book and find the reduced levels of the pegs.

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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