Highway Engineering
The shoulder provided along the road edge should be

of very low load bearing capacity
rougher than the traffic lanes
of same colour as that of the pavement
smoother than the traffic lanes

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Highway Engineering
For the construction of water bound macadam roads, the correct sequence of operations after spreading coarse aggregates is

dry rolling, application of filler, wet rolling and application of screening
dry rolling, wet rolling, application of screening and application of filler
dry rolling, application of screening, wet rolling and application of filler
dry rolling, application of screening, application of filler and wet rolling

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