France – Subsurface surveying services – Prestations d'investigations complémentaires (LOT 1 : IC) et d'inspection télévisuelle et visuelle (LOT 2: ITV/EU et ITV/EP) au sein du Quartier Grand Vaux Grand Val - Savigny-sur-Orge (91)

- Lot 1: Additional investigation (AI) services and/or location operations

- Lot 2: Visual and television inspection services

Each lot includes one firm section and two optional sections. The price of each lot is a lump sum. The execution period for each lot is two (2) months from the date of notification, including the obtaining of the regulatory authorizations.