Join 60,000+ competitive exam aspirants
or with email
Your Cart
SubtotalтВ╣0
TotalтВ╣0
Examoogle тАв User тАв info@examoogle.com тАв EE-2024-8821
Chapter 1 of 12 тАв Page 1 of 248ЁЯФТ Protected PDF тАв Watermarked
Join 60,000+ competitive exam aspirants
Which work is carried out under watershed treatment?
treatment of engineering structures
construction of check dam
both a & b
none of the above
both a & b
Watershed treatment involves a holistic approach to managing land and water resources within a defined hydrological unit. It encompasses both vegetative measures (to reduce soil erosion) and engineering structures (to regulate runoff and recharge groundwater).
Watershed treatment involves a holistic approach to managing land and water resources within a defined hydrological unit. It encompasses both vegetative measures (to reduce soil erosion) and engineering structures (to regulate runoff and recharge groundwater).
Q=CтЛЕiтЛЕA тАФ Rational method for estimating peak runoff (Q) for watershed design, where C is runoff coefficient, i is intensity, and A is area.
S=VvelocityтАЛ1тАЛ тАФ Relationship where engineering structures aim to reduce runoff velocity to minimize soil displacement.
The principle relies on 'ridge-to-valley' treatment. Engineering structures like check dams serve to reduce the velocity of runoff, trap sediments, and enhance the percolation of water into the subsurface layers, thereby increasing the water table level and controlling erosion.
Watershed management aims to optimize the use of natural resources within a drainage basin.
Engineering interventions include check dams, gabion structures, and farm ponds.
Vegetative measures include afforestation, contour trenching, and mulching.
The primary goal is the conservation of water and soil to support sustainable agriculture.
Increases groundwater recharge significantly.
Prevents topsoil erosion during monsoon seasons.
Provides sustainable water supply for irrigation.
Requires high initial capital investment.
Demands periodic desilting and maintenance of check dams.
Rainwater harvesting in semi-arid regions.
Soil conservation in hilly catchment areas.
Flood peak attenuation for small streams.
A check dam is a small, temporary or permanent dam constructed across a swale, drainage ditch, or waterway to counteract erosion.
Treatment of engineering structures refers to the structural stabilization of the basin to prevent channel scouring.
C is correct тАФ Watershed treatment encompasses both structural engineering interventions like check dams and overall site stabilization to manage runoff effectively.
Always remember that watershed management combines civil engineering (structures) with biological/agronomic practices (afforestation) for total basin health.
Get instant step-by-step AI explanations, full shift Previous Year Papers (SSC GD, RRB, SSC JE), and regional rank analysis on the official Examoogle App.
Free Download тАв 100K+ Aspirants