1.A smooth unyielding wall retains a dense cohesionless soil with no lateralmovements of soil ( at rest condition is assumed). The wall has a height of2.5 m. The cohesionless soil has a unit weight of 16 kN/m³ and a saturatedunit weight of 18.39 kN/m³. Angle of internal friction is 37°. The groundwater table is located 1.0 m. below the ground level.smooth unyielding wall1. Compute the total lateral force acting on the wall.2. Compute the location of the total lateral force above1.0mY=16 kN/m3water table=37Yrar18.39 kN/m³the bottom of the wall.2.5m3. Compute the moment acting on the wall due to this lateral load.1.5mA retaining wall is to be made of a continuous lagging supported by poles spaced at 3 m.in centers which are embedded on a concrete footing 0.60 m. x 0.60 m. square as shownon the figure. 25 mm diameter anchor bolts are connected to a dead man which is assumedadequate to support the poles. Equivalent fluid pressure against the wall shown is 6.29kN/m and the passive resistance against the footing is 55 kN/m³.Pole @ 3m on centers0.9Dead man1. Compute the active force acting on the wallsupported by the poles.2. Compute the depth of embedment of the footingplaced at 3 m. on centers.3. Compute the force on the anchor bolts.2.7m1.8mcontinuouslagging0.60mO10.60m3. A cut slope is to made in a soil having a unit weight of 16.5 kN/m³, a cohesion of 28.8 kPaand an angle of friction of 20°. The side of the cut slope will make an angle of 50° with thehorizontal. If the factor of safety of the cut is 2.51.Compute the angle of friction of friction that develops along the potential failure surface.2.Compute the depth of the cut slope.3.Compute the stability number.2.

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Answered: . Compute the total lateral force…

. Compute the total lateral force acting on the wall. - Compute the location of the total lateral force above the bottom of the wall. - Compute the moment acting on the wall due to this lateral load.

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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