Tenders Are Invited For Other Electrical Installation Work – Rehabilitation Work On Tgbt Electrical And Automation Equipment, And Fire Prevention And Protection At The Cachan Site

Other Electrical Installation Work – Rehabilitation Work On Tgbt Electrical And Automation Equipment, And Fire Prevention And Protection At The Cachan Site. The Cachan Well Is A Hydraulic Structure Approximately 17 M Deep Located On Avenue Cousin De Méricourt In Cachan (94). This Connection Well Receives The Effluents Coming From The Es2b Collectors, The Provigny Gallery And The Ibc In Order To Return Them To The Seine Amont Treatment Plant Via The Lcc Collector. The Cachan Well Can Be Distinguished Into Two Parts: - A First Part, Called “Cachan Well”, Connecting The Provigny Gallery And The Lcc. - A Second Part, Called “Cachan Chamber”, Connecting The Es2b And The Ibc. These Two Parts Are Connected To Each Other, And Separated By Valve V9. The Well And The Chamber Are Equipped With 6 Valves (V1, V2, V6, V7, V8, And The Fuse Cofferdam). The Vantage Equipment Was Subject To Renovation In 2025. The Operation On The One Hand And The Various Diagnostics Showed General Malfunctions Of The Entire Tgbt, It Is Dilapidated And The Technical Room Is Not Very Ergonomic. Work On The Electrical And Automation Equipment Of The Tgbt, And Fire Prevention And Protection At The Cachan Site Is Planned In Order To Guarantee The Proper Functioning Of This Strategic Networking Node And To Meet The Technical Specifications Of The Dsar. The Objectives Of The Work Consist Of Modernizing The Tgbt, Which Has Become Obsolete, And Removing Connection Boxes On The Control Cables Of The Various Valves. This Is To Improve And Optimize Maintenance And Operating Conditions. The Renovation Will Also Take Into Account Siaap Fire Detection And Extinguishing Standards.