What is the length of Tarbela Dam?
9,000ft
The Tarbela Dam Project involved the construction of an earth and rock-fill dam on the River Indus and a power plant. Maximum height of the main embankment from the lowest foundation point is 470ft and length is 9,000ft at its crest. The dam required 138 million cubic yards of fill.
What is the storage capacity of Tarbela Dam?
5.882 million acre feet
Tarbela has now its maximum live storage capacity of 5.882 million acre feet (MAF) which means the entire river flow of about 125,000 cusecs would be let flow downstream as run of the river.
How wide is a dam?
Dams should be at least 8 to 12 feet wide at the top, depending on the height of the dam. Dams fewer than 12 feet high require an 8-foot top width. Dams between 12 and 15 feet high require a 10-foot top width, and those higher than 15 feet require a 12-foot top width.
Which dam is bigger Tarbela or Mangla?
LAHORE: The raised Mangla Dam became the country’s biggest reservoir on Sunday when water storage in its lake rose to 6.65 million acre feet, surpassing 6.58MAF, the maximum live storage capacity of Tarbela Dam. [as a result] the live storage capacity of the raised Mangla Dam has increased to 7.39MAF from 4.51MAF.
Which is the smallest dam in Pakistan?
Warsak Dam
Warsak Dam
| Warsak Dam د ورسک بند | |
|---|---|
| Impounds | Kabul River |
| Height | 76.2 m (250 ft) |
| Length | 140.2 m (460 ft) |
| Spillways | 9 floodgates |
Which is the biggest dam in the world?
World’s Tallest Dam Currently, the tallest dam in the world is Nurek Dam on the Vakhsh River in Tajikistan. It is 984 feet (300 meters) tall. Hoover Dam is 726.4 feet (221.3 meters) tall.
Which turbine is used in Tarbela Dam?
E&M Equipment of Tarbela
| Turbine | ||
|---|---|---|
| Units | (1~4) | (5~8) |
| Turbines Make | Hitachi Japan | DEW Canada |
| Type | Vertical Frances | Vertical Frances |
| Rated Output (BHP) | 275,000 / 239,000 | 275,000 / 239,000 |
How do you find the width of a dam?
Pace the length and breadth of the bank at the water surface for rectangular or square dams. Round dams can be measured by pacing the circumference of the bank at water level, then divide this distance by 3.142 (π) to calculate the diameter.
What does dam mean in measurement?
A decametre (International spelling as used by the International Bureau of Weights and Measures, American spelling dekameter or decameter,), symbol dam (“da” for the SI prefix deca-, “m” for the SI unit metre), is a unit of length in the International (metric) System of Units equal to ten metres.
What are the 3 largest dams in the world?
List of largest dams
| Rank | Name | Country |
|---|---|---|
| 1 | Tarbela Dam | Pakistan |
| 2 | Fort Peck Dam | United States |
| 3 | Atatürk Dam | Turkey |
| 4 | Houtribdijk | Netherlands |
Why was the Tarbela Dam built?
Following the signing of the 1960 IWT (Indus Water Treaty) between Pakistan and India, the Tarbela dam was built as Indus Basin Project’s part. The objective of this project was the compensation of water supplies lost from Eastern rivers (Beas, Sutlej, and Ravi) that were given to India according to terms of the IWT.
What is Tarbela 4th extension hydroelectric project?
The WAPDA (Water and Power Development Authority) reports that the 3rd and last unit at1,410-Megawatt Tarbela fourth Extension Hydroelectric Project has been synced with the national grid. The Tarbela Dam was constructed with 5-initial tunnels, with the 1st three involved in the generation of hydropower, and the other two for irrigation purposes.
What is the capacity of the Tarbela spillway?
The main spillway has a discharge capacity of 18,406 cubic metres per second (650,000 cu ft/s) and the auxiliary spillway, 24,070 cubic metres per second (850,000 cu ft/s). Annually, over 70% of water discharged at Tarbela passes over the spillways and is not used for hydropower generation.
How much energy does Tarbela Power Station generate?
In addition to fulfilling the primary purpose of the dam, i.e., supplying water for irrigation, Tarbela Power Station has generated 341.139 billion kWh of cheap hydro-electric energy since commissioning.