Highway Engineering objective questions and answers

6.  Hardest grade of bitumen

   A. 30 / 40

   B. 50 / 60

   C. 70 / 80

   D. 100 / 120

7.  In case of hilly areas a wall is provided on the outside of the road to ensure safety of the traffic. This wall is known as

   A. Retaining wall

   B. Safety wall

   C. Danger wall

   D. Parapet wall

8.  The length of vehicles has no effects on

   A. Passing sight distance

   B. Width of shoulders

   C. Minimum radius of turning

   D. All of the above

9.  The loosening of a road by mechanical or other means is called

   A. Sacrifying

   B. Picking

   C. Peeling

   D. Blistering

10.  The surface of grassland consisting of earth or mould field with matted roots of grass and other herbs is called

   A. Turf

   B. Sod

   C. Park

   D. Islands

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