Highway Engineering MCQs with answers PDF for preparation. Includes Highway Engineering MCQs PDF download, Highway engineering MCQs online test, and Highway Engineering notes.
Flexible pavement distribute the wheel load _____ ?
A. through structural action
B. through a set of layers to the subgrade
C. directly to subgrade
D. All of themGroup index for a soil, whose liquid limit is 40 percent, plasticity index is 10 percent and percentage passing 75 micron IS sieve is 35, is _______ ?
A. 5
B. 7
C. 0
D. 2Softening point of bitumen to be used for read construction at a place where maximum temperature is 40° C should be _____ ?
A. equal to 40°C
B. less-than 40°C
C. greater than 40°C
D. None of themBitumen of grade 80/100 means ____ ?
A. its penetration value is 8 to 10 mm
B. its penetration value is 8 to 10 cm
C. its penetration value is 8 mm
D. its penetration value is 10 mmWhich of the following represents hardest grade of bitumen?
A. 80/100
B. 100/120
C. 30/40
D. 60/70Ductility value of bitumen for suitability in road construction should not be less than ____ ?
A. 50 cm
B. 70 cm
C. 40 cm
D. 30 cmMaximum allowable Los Angeles abrasion value for high quality surface course is ____ ?
A. 50%
B. 60%
C. 20%
D. 30%In CBR test the value of CBR is calculated at ______ ?
A. 7.5 mm penetration only
B. 2.5 mm penetration only
C. 5.0 mm penetration only
D. both 2.5mm and 5.0 mm penetrationsPercentage of free carbon in bitumen is _____ ?
A. equal to that in tar
B. more than that in tar
C. less than that in tar
D. None of themTyre pressure influences the _____ ?
A. quality of surface course
B. total depth of pavement
C. both of them
D. None of them