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.Management Sciences
Category: Highway Engineering
The maximum thickness of expansion joint in rigid pavements is______________?
0
A. 0
B. 25 mm
C. 50 mm
D. 100 mm
The background colour of the informatory sign board is______________?
A. red
B. yellow
C. green
D. white
The minimum design speed for hairpin bends in hill roads is taken as_______________?
A. 20 kmph
B. 30 kmph
C. 40 kmph
D. 50 kmph
Tie bars in cement concrete pavements are at______________?
A. expansion joints
B. contraction joints
C. warping joints
D. longitudinal joints
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
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 recommended grade of tar for grouting purpose is_______________?
A. RT-1
B. RT-2
C. RT.3
D. RT-5
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
Equivalent factor of passenger car unit (PCU) for a passenger car as per IRC is_____________?
A. 1.0
B. 2.0
C. 0.5
D. 10
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