Highway Engineering
RC-2, MC-2 and SC-2 correspond to

viscosity in decreasing order from RC-2 to SC-2
None of these
viscosity in increasing order from RC-2 to SC-2
same viscosity

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Highway Engineering
Centre line markings are used

to indicate that overtaking is not permitted
to designate proper lateral placement of vehicles before turning to different directions
in roadways meant for two way traffic
to designate 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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