Highway Engineering
Group index method of design of flexible pavement is

A semi empirical method
A theoretical method
An empirical method based on strength characteristics of sub-grade soil
An empirical method based on physical properties of sub-grade soil

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

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