The design of rigid pavement essentially means the computation of sla – McqOptions

MCQOPTIONS

1.	The design of rigid pavement essentially means the computation of slab thickness.
A.	True
B.	False
Answer» C.

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Design the thickness of a rigid pavement slab for a two-way, two-lane National highway in the state of West Bengal. The total two-way traffic is 2500 CVPD at the end of the construction period. The flexural strength of concrete is 45 kg/cm2, modulus of subgrade reaction is 8 kg/cm3, tyre pressure is 8 kg/cm2, the rate of traffic increase is taken as 7.5 %, the spacing of contraction joints is 4.5 m and the width of the slab is 3.5 m. Assume any other data required. The axle load spectrum obtained from a survey is given below:
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The trial thickness is considered to be unsafe if the cumulative fatigue life is ______
To calculate the corner stress, the equation by ______ is used.
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The states belonging to which zone have the maximum temperature differential?
What is the range of values for flexural strength of concrete?
What would be the design traffic for a National highway design if the following data is available?Present traffic = 2000 CVPDDesign period = 25 yearsRate of traffic growth = 6%
The equation \(f_{cr}=0.49f_{ck}^{0⋅55}\) to find the flexural strength of concrete was given by ______