Highway Engineering
Scientific planning of transportation system and mass transit facilities in cities should be based on

accident data
origin and destination data
spot speed data
traffic volume data

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

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