Category: Highway Engineering

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Highway Engineering

Difference between Flexible and rigid pavement

Difference between flexible and rigid pavement S.No. Flexible pavement Rigid pavement 1 Load transferred grain to grain. There is no such transfer took place. 2 Durability is less as compare to rigid. Durability is more as compare to flexible. 3 Road can be used within 24 hours. Road cannot be...

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Highway Engineering

Prime Coat, Tack Coat and Seal Coat

Prime Coat It is the first application of low viscosity liquid bituminous material over an existing porous surface like WBM base course. The main object of priming is to plug in the capillary voids of the porous surface using a low viscosity binding material. Mainly SC or MC cutbacks are...