Which type of drainage most advisable in cutting?

The relationship between specific yield specific retention and porosity is ______

If the depth of a trapezoidal section is 0.50 m and free board is 0.15 m, then the total depth is?

The D85 point size is given by ______

The number of steps followed for surface drainage system is ______

The highest point provided on the pavement is _______

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

The excess water on shoulder in a dry region with a good drainage system causes ______