Highway Engineering
The attainment of super elevation by rotation of pavement about the inner edge of the pavement

is preferable in steep terrain
avoids the drainage problem in flat terrain
does not change the vertical alignment of road
results in balancing the earthwork

ANSWER DOWNLOAD EXAMIANS APP

Highway Engineering
The provision of traffic signals at intersections

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

ANSWER DOWNLOAD EXAMIANS APP