accidents glare skidding slipping
Answer Discuss in Comment
clayey soils sandy soils soils rich in lime clays rich in sulphates
destroyer of organic matter and hence more strength thin cover that gets oxidized in a few days adhesive for coarse grains and water proofing agent for fine grains hydrophilic medium
Stone powder Bitumen Water Fine sand
Bitumen Bound Macadam road Water Bound Macadam road Cement Concrete road Earthen road
heavy rainfall heavy axle loads of vehicles iron wheeled traffic combined iron wheeled and pneumatic traffic
hard rolling metal dust heated stone chips
merging diverging crossing merging, travelling and diverging
stray cattle sun and wind disciplined travellers alert driver
traffic signals road repairs pedestrians crossing the rod parked vehicles
"Scientists dream about doing great things. Engineers do them."
