Sliding Of The Frasse - Draining Gallery - Cleaning Of Vertical Drains 2025

  Address - Switzerland

  Contact details - 565656565

  Tender notice no. - 76454545

  GT Ref Id - 108891024

  Document Type - Tender Notices

Description - Description: As part of the maintenance of works related to the sanitation of the shift in the Frasse, the cleaning of the vertical drains of the Frase Drainage Gallery is necessary. The book produced in 2009 consists of a gallery of 715 m 'in length , of an average section of approximately 25 m2, equipped with 56 vertical drains from ~ 50 to ~ 100 m' length. A first cleaning of drains was made in 2017-2018. The cleaning work of this market must be done with the same method, from bottom to the top, using a nozzle exercising very high pressure (1,500 to 2,500 bars). The work also includes camera controls.local title:: Glissement de la Frasse - Galerie de drainage - Curage des drains verticaux

Gt Ref Id - 108891024

Deadline - Jun 27, 2025