What is the Double-walled Cofferdam? A double-walled cofferdam is the same as a single-walled cofferdam, except for the construction of a double wall in place of a single wall. A double-walled cofferdam is provided where the area is to be enclosed is large and also the depth of water is large. It is very important … Continue reading What is the Double-walled Cofferdam? Learn about it

Category: Hydraulic Structure

# Weir and Barrage – MCQ || Hydraulic Structure

Weir and Barrage - MCQ 1. To lengthen the path of seepage flow _ are provided on the cut-off walls of the weir or barrage View Answer Sheet piles 2. On every streamline there may be a point of equal residual head. If all these points are joined, then the line is known as View … Continue reading Weir and Barrage – MCQ || Hydraulic Structure

# What are the Uses of Cofferdams?

Uses of Cofferdams Following are the 8 uses of cofferdams: 1. The cofferdams are used to enclose the workplace for preventing the entry of water into it. 2. To provide a safe water-enclosed platform for the workers while working on laying the foundation in water. 3. To provide a space for foundation work without affecting … Continue reading What are the Uses of Cofferdams?

# Gravity Dam – Hydraulic Structure

Gravity Dam It is constructed with masonry or concrete it resists the force acting on it by its own weight. Where Gravity Dam Are Constructed? Good soil areaFor large spillwayIn granite basalt areaFor large height and small length damFor long time Forces Acting On Gravity Dam Following are the 6 major forces which acting on the … Continue reading Gravity Dam – Hydraulic Structure

# Spillway – || Purpose || Types || Spillway Gates

Spillway

# 10 Assumption of Bernoulli’s Theorem

10 Assumption of Bernoulli's Theorem Following are the 10 assumptions of Bernoulli's theorem: 1. Velocity is uniform.2. Flow is uniform.3. Flow is steady. 4. Flow is irrotational.5. The fluid is incompressible.6. Flow is caused only by gravity force. 7. There is no loss of energy in the flow.8. Centrifugal force in the curve path … Continue reading 10 Assumption of Bernoulli’s Theorem

# Choice Of Types Of Dam According To Topography, Height, Stability, Earthquake Areas, Spillway

Choice Of Types Of Dam The choice of types dam according to their topography, particle in earth, shape, spillway, stability, areas, etc. are described below. A. According To Topography For sloped earth surface - Earthen dam.For a rigid area - Concrete overflow dam.For valley area - Arch dam. B. According To Particle in Earth … Continue reading Choice Of Types Of Dam According To Topography, Height, Stability, Earthquake Areas, Spillway