Chivor Hydroelectric Project, Colombia

CHIVOR HYDROELECTRIC PROJECT, COLOMBIA
The Chivor Hydroelectric Project, located in the Boyacá department of Colombia, represents one of the country's main energy production facilities. Construction of the plant, divided into two phases, began in 1970 and was completed in 1982. The project was undertaken with the aim of harnessing the hydroelectric potential of the Batá River, a tributary of the Guavio River, to meet the nation's growing energy demand.
The main structure of the project is an earth dam, approximately 237 meters high, which creates an artificial reservoir known as Lake Chivor. The stored water is channeled through a system of tunnels and penstocks to the hydroelectric plant located downstream of the dam. The plant is equipped with eight generating units, each with a capacity of about 125 megawatts, bringing the total capacity of the facility to 1,000 megawatts.
The construction of the dam and the hydroelectric plant was a significant engineering challenge. The mountainous terrain and adverse climatic conditions of the region required the use of advanced technologies and innovative solutions. The project involved thousands of workers, including engineers, technicians, and laborers, contributing to local economic development.
The energy produced by the Chivor hydroelectric plant is crucial for the Colombian electrical system. It provides electricity to millions of homes and industries, contributing to the stability of the national grid and reducing dependence on fossil fuels. Additionally, the Chivor reservoir plays a crucial role in water resource management, agricultural irrigation, and flood control.
In summary, the Chivor Hydroelectric Project is a fundamental pillar of the Colombian energy sector, the result of an ambitious engineering vision and high-level technical execution, which continues to provide significant benefits to the country.

THE WORK AND THE TECHNIQUE
M DAM HEIGHT
OPEN-CUT EXCAVATION: 4,400,000 M3 (FIRST PHASE); 60,000 M3 (SECOND PHASE)
UNDERGROUND EXCAVATION: 543,000 M3 (FIRST PHASE); 270,000 M3 (SECOND PHASE)
M3 DAM EMBANKMENT (FIRST PHASE)
M3 CONCRETE (FIRST PHASE)
I.S.A. – Interconexión Eléctrica S.A. Bogotà