Highway Engineering
In highway construction on super elevated curves, the rolling shall proceed from

centre towards the sides
sides towards the centre
upper edge towards the lower edge
lower edge towards the upper edge

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

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