Downstream face of dam eroded by rain is known as?
Answers
Explanation:
Earthfill dams are less rigid and more susceptible to failure. Like most of engineering structures, earth dams may fail due to various reasons such as faulty design, improper construction and poor maintenance practices, etc. Different causes of failure of earthfill dams are explained below.
(Causes of Failure of Earthfill Dams)
Different causes of failure of earthfill dams are as follows:-
Hydraulic Failures
Seepage Failures
Structural Failures
1. Hydraulic Failures of Earthfill Dams
4 out every 10 earthen dams have failed due to hydraulic failures. The Hydraulic failure of an earthen dam arise due to any of the following causes.
Erosion of Upstream face
Erosion of Downstream toe
Due to Over-topping
Due to Frost Action
Due to formation of Gullies