A vertical summit curve is having tangents which intersects at point Pl at Station 12+428.3 and 142.75 meters elevation. The grade for the forward tangent is -3.7%. Station PC is at station 12+101.2 and having an elevation of 124.46 meters. Determine the thickness of soil in meters as backfill to cover a sewage pipe having an outside diameter of 2.7 meters and a thickness of 77mm. The elevation of the pipe on center is 123.48 and the location is at Sta 12+232.5.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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A vertical summit curve is having tangents which intersects at point Pl at Station 12+428.3 and 142.75 meters elevation. The grade for the forward tangent is -3.7%. Station PC is at station 12+101.2 and having an elevation of 124.46 meters. Determine the thickness of soil in meters as backfill to cover a sewage pipe having an outside diameter of 2.7 meters and a thickness of 77mm. The elevation of the pipe on center is 123.48 and the location is at Sta 12+232.5.

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