Which of the following premix methods is used for base course ? A. bituminous carpet B. mastic asphalt C. sheet asphaltD. bituminous bound macadam

In the penetration macadam construction, the bitumen is__________________? A. sprayed after the aggregates are spread and compacted B. premixed with aggregates and then spread C. sprayed before the aggregates are spread and compacted D. none of the above

In highway construction, rolling starts from________________? A. sides and proceed to centre B. centre and proceed to sides C. one side and proceed to other side D. any of the above

The camber of shoulders in water bound macadam roads is________________? A. equal to the cross slope of pavement B. less than the cross slope of pavement C. greater than the cross slope of pavement D. zero

Most suitable material for highway embankments is______________? A. granular soil B. organic soil C. silts D. clays

The most suitable equipment for compacting clayey soils is a_______________? A. smooth wheeled roller B. pneumatic tyred rollerC. sheep foot roller D. vibrator

When the bituminous surfacing is done on already existing black top road or over existing cement concrete road, the type of treatment to be given is________________? A. seal coatB. tack coat C. prime coat D. spray of emulsion

For the construction of water bound macadam roads, the correct sequence of operations after spreading coarse aggregates is________________? A. dry rolling, wet rolling, application of screening and application of filler B. dry rolling, application of filler, wet rolling and application…

The binder normally used in flexible pavement construction is________________? A. cement B. limeC. bitumen D. none of the above

The aggregates required for one kilometer length of water bound macadam road per meter width and for 10 mm thickness is________________? A. 8 cubic meter B. 10 cubic meterC. 12 cubic meter D. 15 cubic meter