What is the Spur? Spur is a permeable and temporary structure. These structures are constructed on the curve of a river to protect the river bank from erosion. This type of structure is most suitable where the river carries sediment load in suspension. Don’t be confused about spur and groynes, both are the same type …

Canal Fall – MCQ 1. Ogee curve is a a) Concave curve.b) Convex curve.c) Combination of concave and convex curve.d) None. 2. Montague type of fall is a a) Rapid fall.b) Glacis fall.c) Modified Glacis fall.d) All of these. 3. Vertical drop fall is also known as a) Sarda fall.b) Rapid fall.c) Inglis fall.d) Ogee …

What is Irrigation Efficiency? The amount of supplied water is not fully utilised for the growth of crops because there are several reasons for water loss. Irrigation efficiency is defined as the ratio of the amount of water available to the amount of water supplied from the reservoir. It is expressed in percentage. Different Types …

Empirical Formula Used For Determination of Runoff The following empirical formulas or equations are generally used for estimating the runoff from a catchment: 1. Dicken’s Formula Q = C × A3/4 Where, Q = Runoff in cumec. C = a coefficient varies from 11.5 to 25. A = Catchment area in sq.km. 2. Ryve’s Formula …

Find out the Discharge of a Siphon Spillway Mathematical Problem: Find out the discharge of a siphon spillway from following data: Number of siphon units = 4 Area at throat in m2 = 3 Full reservoir level = 150 m R.L of centre of outlet = 128 Tailwater level on D/S side during rains = …

Determine the Discharge of the Channel for which it is to be Designed Mathematical Problem A channel is to be designed for irrigating 6000 hectares in Kharif crop and 5500 hectares in Rabi crop. The water requirement for Kharif crop is 70 cm and the water requirement for Rabi is 35 cm. The Kor period …

How to Calculate Discharge of The Water If The Depth & Crop Period are Given Mathematical Problem A Waterhouse has a culturable commanded area of 2200 hectares. The intensity of irrigation for crop A is 50% and for B is 35%, both the crops being Rabi crops. Crop A and B have a crop period …