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Vertical lift gates
access_time 2021-09-06T08:33:02.297Z face online5
Vertical lift gates VERTICAL LIFT GATES This is the gate that is in most common use in all the irrigation structures. It consists of a Rectangular skin plate of mild steel. This plate remains supported on a framework of I-girders or channel sections. Grooves are constructed on the crest as well as ...
Tainter gate or Radial gates
access_time 2021-09-06T08:24:58.502Z face online5
Tainter gate or Radial gates TAINTER GATES OR RADIAL GATES This gate is in the form of a sector of a circle. A curved plate is use to support water. The curved plate is given adequate support by a frame work of steel sections. The gate remains hinged at the piers, on both the ends. This gate can th...
Failure of weirs on permeable foundation
access_time 2021-09-06T08:14:15.915Z face online5
CAUSES OF FAILURE OF WEIRS ON PERMEABLE SOILS AND THEIR REMEDIES CAUSES OF FAILURE OF WEIRS ON PERMEABLE SOILS AND THEIR REMEDIES The weir failure may take place due to the following reasons 1. Piping or undermining. 2. By uplift pressure. 3. By suction due to standing wave. 4. By scour on the U/S ...
ALIGNMENT OF WATER COURSES
access_time 2021-09-06T08:05:54.725Z face online5
ALIGNMENT OF WATER COURSES ALIGNMENT OF WATER COURSES Though the responsibility of maintenance of the water courses is that of farmers, still in new irrigation works. The alignment, of the water courses is fixed by the government. This work is being done these days by canal area development (C.A.D....
TRACTIVE FORCE THEORY
access_time 2021-09-06T07:58:06.156Z face online5
TRACTIVE FORCE THEORY TRACTIVE FORCE THEORY In the study of mechanics of sediment transport, the soil particles are always considered as incoherent. Most of the river beds are made up of sand and gravel and as such assumption in regard to soil being incoherent is correct. The basic mechanism that c...