Chashma Barrage is a barrage on the River Indus in the Mianwali District of the Punjab province of Pakistan. It is 304 km northwest of Lahore and 56 km downstream of Jinnah Barrage. The contract for Chashma Barrage works was awarded on 10 February, 1967, to French Consortium Société Dumez and Société Borie and was successfully completed by 25 March, 1971. The total cost of Chashma Barrage works was Rs.399 million[1] but power generation started later in 2001. The installed capacity of power station is 184 MW, from eight Kaplan-type bulb turbine units, each with a 23 MW capacity.[citation needed] The bulb turbines have been installed for the first time in Pakistan. The first unit was commissioned in January 2001, while final commissioning of all units was completed in July 2001.[2] The 8 Kaplan-type turbines and synchronous generator units were made by Fuji, Japan.
Chashma Barrage is used for irrigation, flood control and power generation. A Ramsar site is located nearby.
Longitud entre estribos: 3556 pies.
Bahías totales: 52
Bahías estándar: 41
Bahías de fondo: 11
Nivel normal del estanque: 642 pies
Nivel máximo de almacenamiento: 649 pies.
Descarga máxima de inundación: 950000 Cusecs
Intensidad máxima de descarga: 300Cs. Por pie.
Ancho de la vía de transporte: 24 pies.
Longitud de la esclusa de navegación: 155 pies.
Ancho de la esclusa de navegación: 30 pies.
Área del embalse: 139 metros cuadrados.
Capacidad inicial: 0,87 MAF
Precio del contrato: 399 millones de rupias
Fecha de inicio: 10 de febrero de 1967
Fecha de finalización: 25 de marzo de 1971
Contratista: Societe Dumes Enterprises Borie de Francia
Ingeniero consultor: COODE & Partner London [1]