Highway Engineering
The provision of traffic signals at intersections

reduces right angled collisions but may increase rear end collisions
reduces right angled and rear end collisions
reduces rear end collisions but may increase right angled collisions
increases right angled and rear end collisions

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Highway Engineering
Select the correct statement.

More the value of CBR, greater thickness of pavement will be required
All of these
Minimum and maximum values of group index can be 0 and 20 respectively
More the value of group index, less thickness of pavement will be required

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