Irrigation Engineering

161) Syphon aqueduct is selected as the cross drainage work when the canal bed level

Discuss in Comment

is below the maximum flood level in the drain

162) In syphon aqueduct the depth of d/ s cut-off below high flood level is taken as

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1.5 times the scour depth

163) Dry stone pitching on a sloping face of an earth dam is known as

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lining

164) The process of washing out of the salt from the upper zone of the soil by flooding is called

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leaching

165) An irrigation canal which is designed to irrigate all round the year may be called

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continuous canal

166) Canals which are excavated directly from the rivers with or without head regulator are called

Discuss in Comment

innudation canals

167) The canals meant for the purpose of draining off water from water logged areas are called

Discuss in Comment

drains

168) Dead storage in a reservoir is provided

Discuss in Comment

to mitigate the floods

169) The crest level of a barrage is generally kept

Discuss in Comment

almost at the river bed level

170) The divide wall in a diversion headwork is provided

Discuss in Comment

to prevent the formation of vortices in front of head regulator

Subject Notes

→ Hydraulics → Structural Design-RCC → Irrigation Engineering → Highway Engineering → Engineering Survey → Water supply & sanitary → Soil Mechanics → Mechanics and structure → Construction Management → Building Construction → Estimating and Costing → Engineering Drawing → Building Material → Airport Engineering

Objective Box

→ Airport Engineering → Building Construction → Construction Management → Construction Materials → Engineering Drawing → Engineering Survey → Estimating and Costing → Highway Engineering → Fluid & Hydraulics → Soil Mechanics → Structural Design - RCC → Water Supply and Sanitary → Irrigation Engineering → Mechanics and Structure → Civil MCQ Set 1 → Civil MCQ Set 2 → Civil MCQ Set 3 → Civil MCQ Set 4

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