light vehicles is 0.015 , buses is 0.25 and trucks is 0.80. If the wheel load of ack is to be considered base from 80 kn ESAL, determine the effect of the load in e foundation layer of the pavement if it occurs at a depth of 1.5 m at 2.5m from e center of the tire. The wheel load factor is 0.25 and the stress influence factor 0.05| Yoor Light TVohielo. Ducon Truolro

light vehicles is 0.015 , buses is 0.25 and trucks is 0.80. If the wheel load of ack is to be considered base from 80 kn ESAL, determine the effect of the load in e foundation layer of the pavement if it occurs at a depth of 1.5 m at 2.5m from e center of the tire. The wheel load factor is 0.25 and the stress influence factor 0.05| Yoor Light TVohielo. Ducon Truolro

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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By the Asphalt Institute method, determine the allowable ESAL for a 3.5-inch overlay on an asphalt pavement with a representative rebound deflection of 0.075 inches. E2 = (1.5x70x6.4)/0.062 = 10840 psi Deflection = 0.04621 ESAL = 347000
The maximum wheel load that the pavement could carry is 120 kN. If the contact radius of the wheel is assumed to be 250 mm, and subgrade bearing capacity is equivalent to 0.24 Megapascals, calculate the subgrade layer thickness of the flexible pavement in mm using the 45-deg cone pressure distribution method. Use the editor to format your answer
A concrete beam pre-stressed with a parabolic tendon is shown in the figure. The eccentricity of the tendon is measured from the centroid of the cross-section. The applied pre-stressing force at service condition is 1620 kN. The uniformly distributed load of 85 kN/m includes the self weight of beam. 85 kN/m 500 mm 750 mm 145 mm 6 m The net deflection at the mid-span of the beam will be [Grade of concrete used is M35]
13. Refer to Figure 3.1 attached. In the flexible pavement design example illustrated in the figure, what would be the required structural number if designing for W18=2,000,000 instead?a. 1.5b. 4.3c. 6.1d. 7.3
07. Determine Structural Number and terminal serviceability index value of flexible pavement. Given B and G, value for 32-kip tandem-axle loads. B= 0,4 G= -0.22
A common passenger car has two single axles with 2-kip load on each. A truck has tandem axles and one single axle. The tandem axles carry 48-kip load on each axle. The single axle of the truck carries 14 kip. If SN=5, P= 2.5, how many passenger cars produce the equivalent damage of one truck on flexible pavement?
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9. Determine the lateral deflections at failure of a 3 m long aluminum column of 70 mm external diameter and 3 mm wall thickness for various boundary conditions. Assume a yield stress of 290 MPa and Young's modulus of 72 GPa. 10. Derive a parabolic formula of the general type P/A = o – C(L/r)² that will be applicable to aluminum alloy columns with hinged ends. Assume that the parabolic formula will be tangent to an Euler formula with a factor of safety of 2. Use o = 110 MPa and E = 70 GPa. %3D
27. The PCA design methodology for airfield rigid pavements is based on the interior bending stress at the bottom of the slab.a. Trueb. False
Give me right solution according to the question
A cement concrete pavement of a certain thickness laid over a sub grade has a radius of relative stiffness 85 cm. If the thickness of the pavement were to be doubled, what would be the percentage reduction in the flexural stress by the Westergaard's corner load formula under wheel load P. Given that the area of the tyre contact (assumed circular) is 1540 sq. Cm.
Use transformed sec method please