Briefly discuss the drawbacks of Kennedy’s theory in the design of canals.
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i. Without the absence of B/D relation the Kennedy theory it do not provide easy basis for fixing channel dimensions uniquely.
ii. Perfect definitions of silt grade and silt charge are unavailable.
iii. Phenomenon of silt transportation is not fully accounted and only critical velocity ratio (m) concept is considered sufficient which is wrong.
iv. No provision are there to decide longitudinal slope under the scope of the theory.
ii. Perfect definitions of silt grade and silt charge are unavailable.
iii. Phenomenon of silt transportation is not fully accounted and only critical velocity ratio (m) concept is considered sufficient which is wrong.
iv. No provision are there to decide longitudinal slope under the scope of the theory.
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- i. Without the absence of B/D relation the Kennedy theory it do not provide easy basis for fixing channel dimensions uniquely.
- ii. Perfect definitions of silt grade and silt charge are unavailable.
- iii. Phenomenon of silt transportation is not fully accounted and only critical velocity ratio (m) concept is considered sufficient which is wrong.
- iv. No provision are there to decide longitudinal slope under the scope of the theory.
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