a framework agreement with purchase orders for the maintenance and improvement of roads and various networks for an annual maximum amount of 600 000 euro (s) (excl. VAT).

maintenance and development work of roads and various networks in the municipality of Crolles: * Wet network works - trench opening, - laying of PVC, Concrete, Pe, Cast iron pipes, - backfilling of trenches.* Dry network works - opening trenches, - laying of PVC pipes, Pe, - backfilling of trenches.* Road works - construction works earthworks, - laying curbs, - construction of pavement:. Implementation of crushed,. Use of dense mixes, Use of serious bitumen