A. 20 to 25 mm
B. 50 to 75 mm
C. 75 to 100 mm
D. 100 to 120 mm
Related Mcqs:
- Which of the following represents a carpet of sand-bitumen mix without coarse aggregates ?
A. mastic asphalt
B. sheet asphalt
C. bituminous carpet
D. bituminous concrete - Maximum daily traffic capacity of bituminous pavements is______________?
A. 500 tonnes per day
B. 1000 tonnes per day
C. 1500 tonnes per day
D. 2000 tonnes per day - 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 coat
B. tack coat
C. prime coat
D. spray of emulsion - The camber for hill roads in case of bituminous surfacing is adopted as________________?
A. 2%
B. 2.5%
C. 3%
D. 4% - The number of repetitions, which the pavement thickness designed for a given wheel load should be able to support during the life of pavement is______________?
A. 1000
B. 10000
C. 100000
D. 1000000 - The maximum thickness of expansion joint in rigid pavements is______________?
A. 0
B. 25 mm
C. 50 mm
D. 100 mm - 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 meter
C. 12 cubic meter
D. 15 cubic meter - Compared to a level surface, on a descending gradient the stopping sight distance is_______________?
A. less
B. more
C. same
D. dependent on the speed - The absolute minimum radius of curve for safe operation for a speed of 110 kmph is______________?
A. 110 m
B. 220 m
C. 440 m
D. 577 m - The most economical lighting layout which is suitable for narrow roads is_______________?
A. single side lighting
B. staggered system
C. central lighting system
D. none of the above
