The highway drainage requirement don’t include __________

The total time for inlet flow and flow along the drain is given by ______

The time of flow in minutes for a longitudinal drain of 400 m and with a velocity of 0.8 m/sec is?

The D85 point size is given by ______

The loss of water from leaves present on embankment is called ______

The roughness coefficient is assumed in ______

The preferable height of the water table should be ______

The discharge in m3/sec for a surface drainage of 100 m2 and a velocity of 5 m/second is?