The maximum permissible exit gradient is the critical gradient divided by a factor of safety.

Related MCQs

• The permissible exit gradient for safety against piping which endanger the stability of a hydraulic structure, should be
• The exit gradient of the seepage of water through a soil medium is the
• The critical gradient of the seepage of water
• The critical gradient for all soils is normally
• The critical gradient of the seepage of water
• The net soil pressure is obtained by multiplying the net ultimate bearing capacity of soil to the factor of safety.
• The hydraulic gradient provided at the downstream side of a hydraulic structure such as a dam, is called
• The average velocity of flow that will take place through the total cross-sectional area of soil under unit hydraulic gradient is called
• The critical height in the stability of soil is the
• The time factor for a clay layer is