La Rioja, Spain

ENCISO DAM

Client

Ebro River Basin Authority, Ministry for Ecological Transition and Demographic Challenge

Year

2024

Construction budget

EUR 79.8 million

Key facts

Roller Compacted Concrete dam (RCC), 104 m high, with a crest length of 376 m. Ogee spillway with a maximum 478 m3/s capacity, 46.1 hm3 reservoir. Irrigation water demand for 6,000 ha. 6.55 km total of replacement roads.

First dam in the world (without considering those in South Africa) fully constructed with IV-RCC. Until 2023 it was the world’s highest dam of its category.

Services

Construction engineering support services:
– Supervision and geometric, qualitative and quantitative control of the works.
– Proposed amendments.
– Elaboration of construction and detailed plans.
– Definition of the Immersion Vibrated RCC (IV-RCC) (roller compacted) mix by means of laboratory tests completed with the subsequent construction of a test slab on the left abutment of the cofferdam.
– Preparation of reports on compacted concrete, geology and geotechnics, hydrology, auscultation, hydromechanical equipment and the environment.
– Quality control of materials and equipment.
– Health and safety coordination.
– Monitoring of the loading of the dam.

Awards

International Milestone RCC Projects award received jointly from the Spanish National Committee of Large Dams (SPANCOLD) and the Chinese National Committee on Large Dams (CHINCOLD).
PREMIO_ENCISO

International recognition for the Enciso Dam

The Enciso dam, in which TYPSA has provided construction engineering support services for the Ebro River Basin Authority, has been awarded the International Milestone RCC...

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