Pier on the Oise river with access platforms to cofferdams, sheetpiles driven with a 23 HFV vibrohammer.

Unloading quay on the Seine river for demolition wastes used for quarry backfilling.

Quay for barges moving under unloading excavator.

Pier on the Adour river, 185 m length with self-supporting floors of 12,5 m allowing the replacement of a SNCF bridge.

3 levels proppings  installed before driving of sheetpiles.

Pier on the Garonne river, 330 m length with 3 platforms of 30 m along cofferdams allowing the replacement of the SNCF bridge.

Erecting of main beams of 20 m with bracing.

Pier on the Loire river, 560 m length, allowing the motorway enlargement with a width usable by vehicles of 7,50 m.

Pier on the seine river, 140 m length x 6,40 m width allowing the sideway movement of a SNCF bridge.

Piling of tubes diameter 1800 with a S90 hydraulic hammer.

Plant for sand and aggregates unloading for concrete plant with walkways and stairways suppling access to barge depending of size and  freeboard and a platform for an excavator isolated from the quay by a drawbridge.

Estacade sur la Loire de 340 m de long avec des portées de 20 m permettant l’élargissement du pont du Cadre Noir.

Mise en fiche des pieux avec guide sur appuis provisoires.