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Design-of-Highway-Pavements

Find spacing between expansion joints for following data given below.
Width of expansion joint gap = 2.5 cm
Temperature during laying pavement = 16°C
Maximum temperature during summer = 55°C
Coefficient of rmal expansion = 10×10-6 /°C


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Determine the spacing between contraction joints of a 4 m wide slab having 15 cm thickness, coefficient of friction is 1.3 and allowable stress in concrete is 0.8 kg/cm2.

Find spacing between expansion joints for following data given below.
Width of expansion joint gap = 2.5 cm
Temperature during laying pavement = 16°C
Maximum temperature during summer = 55°C
Coefficient of rmal expansion = 10×10-6 /°C

Find the spacing for contraction joint to be included in an RCC slab in the rigid pavement having the following details.
Permissible tensile stress in the reinforcement, SS = 1250 kg/cm2
Slab width, b = 3.5 m
Thickness of slab, h = 22 cm
Coefficient of friction, f = 0.15
Unit weight of concrete, W = 2400 kg/m3
The steel bars of 1 cm diameter are placed at 0.25 m spacing.

Find the spacing between expansion joints for the following data given below. Width of expansion joint gap = 2.5 cm Temperature during laying the pavement = 16°C Maximum temperature during summer = 55°C Coefficient of thermal expansion = 10×10-6 /°C

Design of Highway Pavements

Pavement-Design