What are the data required for construction of dam?
What are the data required for construction of dam?
Data Required for Dam Construction
- Location & vicinity map of the dam site.
- Topographic maps/aerial photographs of dam site.
- Elevation surveys/triangulation + bench mark.
- Transportation map (road, rail, air)
- Geological / rock formations data of dam site.
- Seismic/tectonic activity map.
- Climatic data (P, T, ET, wind, sunshine)
What is used for construction of dams?
In modern dam engineering, the choice of materials is usually between concrete, earthfill, and rockfill. Concrete is used to build massive gravity dams, thin arch dams, and buttress dams.
How full is the Hardap Dam?
The Hardap Dam has a capacity of nearly 294,6 million cubic metres and is currently 71,6% full.
What is dam PDF?
A dam is a barrier or large impounding structure designed and constructed on a water course to. confine large volume of water and then control the flow of water. It will retain water at the upstream side of the structure.
How do dam walls work?
A dam is a wall of solid material built across a river valley or catchment to block the flow of the river. The dam wall creates a lake and allows water to continue flowing down steam of the dam. The higher the dam, the greater the depth of water stored behind it, and the greater the water pressure on the dam wall.
What are the forces acting on dam?
External Forces Acting on Gravity Dam. Water Pressure. Uplift Pressure. Earthquake Forces.
Is Code gravity dam?
The dam shall be safe against overturning at any plane within the dam, at the base, or at any plane below the base; and The safe unit stresses in the concrete or masonry of the dam or in the foundation material shall not be exceeded.
What are the parts of a dam?
A dam project usually comprises several components, including a water-retaining structure (the dam), a water-releasing structure (the spillway), a water-conveying structure (conduits), and others (such as power plants).
Which dam is the biggest in Namibia?
the Neckartal Dam
Upon completion, the Neckartal Dam will be the largest dam in Namibia, with a full supply volume of 853 Mm3, exceeding the volume of the existing largest dam, Hardap Dam by a factor of nearly three.
When was Hardap Dam built?
1962
Hardap Dam/Opened
What is the types of dam?
Various Kinds of Dams
- Diversion Dam.
- Buttress Dam.
- Embankment Dam.
- Cofferdam.
- Storage Dam.
- Detention Dam.
- Gravity Dam.
Where is the Hardap Dam?
Hardap Dam is a dam close to Mariental in the Hardap Region of central Namibia. Created in 1963 while Namibia was under South African occupation, Hardap Dam is the largest dam in the country.
How do you build a dam?
Building Dams 1 Diverting the river. A dam is usually constructed across a river to create a reservoir in the valley behind by storing the water that flows into it naturally. 2 Preparing the foundation. A dam is built on a soil or rock foundation, depending on the type of dam. 3 Building a concrete dam. 4 Pouring Concrete.
Where is the Hardap resort?
Situated about 260 km south of Windhoek, the Hardap Resort encompasses Namibia’s largest dam, Hardap, which is on the Fish River. Hardap is well known as an angler’s paradise, with annual competitions held regularly for enthusiasts.
How big is the Hardap Game Park?
The Hardap Game Park is approximately 25 000 hectares and divided on two sections by the dam. There is a network of the roads leading to several view points over the dam. The rest camp itself is perched high above the northern shore of the dam.
