Tenders Are Invited For Highway Maintenance Work – N09.56 Mp-210003 - St.Maurice - Pont Sur Le Rhône - Main Works To Reinforce The Pont Sur Le Rhône - St. Maurice (Id 11814)

Highway Maintenance Work – N09.56 Mp-210003 - St.Maurice - Pont Sur Le Rhône - Main Works To Reinforce The Pont Sur Le Rhône - St. Maurice (Id 11814). This Contract Concerns The Anticipated Work (Voma Measures) Of The Bridge Over The Rhône In Saint-Maurice Located On The N09.56 Bex-Nord – Martigny Motorway Section. These Are Two Cable-Stayed Bridges, One Per Carriageway, Which Allow The N09 Motorway To Cross The Rhône Between The Tunnels Under The Arzillier (Right Bank) On The Vaud Side And The Covered Trench Of Saint-Maurice (Left Bank) On The Valais Side. They Require Targeted Reinforcement And Rehabilitation Interventions. Interventions Include (Non-Exhaustive List); The Reinforcement And Protection Of The Pylons By Means Of A Reinforced High-Performance Fiber Cementitious Composite (Cfup) Liner, The Reinforcement Of The Head Of The Pylons With A Metal Box And Pre-Stressed Spacers, The Addition Of Rock Anchors In The Anchor Blocks Of The Retaining Stays, The Reinforcement Of The Valais Abutment Of The Upstream Bridge By Means Of External Pre-Stressing As Well As The Replacement Of The Devices Support, The Localized Reinforcement Of The Metal Framework Of The Decks And The Anchoring Gussets Of The Stays, The Replacement Of The Retaining Device On The Bridges And Their Ends.