Renovation des degrilleurs/skip des stations de relevage de l'eperviere et de chaffit

TENDER DESCRIPTION

The Beauchastel hydroelectric development has three pumping stations: the Blaud station, the Chaffit station and the Épervière station. Each of these stations is equipped with pumps to lift the water coming from the seepage channels of the embankment dams. They are also fitted with automatic “rake” type screen cleaners, intended to clean the upstream screens and to discharge the debris retained by them. Historically, the four screen cleaners present at the three stations had a similar design and were manufactured by JONNERET. In 2024, two of these items were completely replaced with new screen cleaners, as their state of deterioration was considered incompatible with renovation. As part of upgrading its facilities, CNR now wishes to renovate the two remaining screen cleaners. The scope of the works also includes the renovation of a lifting equipment intended for handling and removing debris, located on the Épervière site. The three pumping stations were put into service in 1966. Given the age of the installations, the contract will include mechanical and electrical works aimed at bringing the relevant equipment up to standard, improving their reliability and ensuring their…

TENDER BRIEF

TENDER DOCUMENTS