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.Management Sciences
Category: Highway Engineering
Group index method of design of flexible pavement is_______________?
A. a theoretical method
B. an empirical method based on physical properties of subgrade soil
C. an empirical method based on strength characteristics of subgrade soil
D. a semi empirical method
For water bound macadam roads in localities of heavy rainfall, the recommended value of camber is_______________?
A. 1 in 30
B. 1 in 36
C. 1 in 48
D. 1 in 60
Los Angeles testing machine is used to conduct______________?
A. abrasion test
B. impact test
C. attrition test
D. crushing strength test
Select the correct statement______________?
A. Nagpur road plan formula take into account the towns with very large population
B. Nagpur road plan has a target road length of 32 km per 100 square km
C. Second 20-year plan has provided 1600 km of expressways out of the proposed National highway
D. Second 20-year plan allowed deduction of length of railway track in the area while calculating the length of roads
The drain which is provided parallel to roadway to intercept and divert the water from hill slopes is known as_______________?
A. sloping drain
B. catchwater drain
C. side drain
D. cross drain
Which of the following tests measures the toughness of road aggregates ?
A. crushing strength test
B. abrasion test
C. impact test
D. shape test
The maximum width of a vehicle as recommended by IRC is________________?
A. 1.85m
B. 2.44 m
C. 3.81 m
D. 4.72 m
The sequence of four stages of survey in a highway alignment is______________?
A. reconnaissance, map study, preliminary survey and detailed survey
B. map study, preliminary survey, reconnaissance and detailed survey
C. map study, reconnaissance, preliminary survey and detailed survey
D. preliminary survey, map study, reconnaissance and detailed survey
Select the correct statement_________________?
A. Psychological extra widening depends on the number of traffic lanes.
B. Mechanical extra widening depends on the speed of vehicle.
C. Psychological extra widening depends on the length of wheel base.
D. Psychological extra widening depends on the speed of vehicle
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