Tenders Are Invited For Service Contract Relating To The Revision Of Alert Thresholds In The Context Of The Announcement, Monitoring And Forecasting Of Floods And Floods, As Well As Their Definition Under The Law Of Walloon Municipalities Impacted By Floods.

1 Analysis Grid And 1 Visualization Scale Per Overflowing Watercourse; - A Geomatics Database Of Thresholds And Issues Exposed By Threshold; - A Tool For Consulting These Deliverables In A Geomatics Environment; - Any Intermediate Results Useful For The Subsequent Revision Of These Thresholds. In A First Phase Of 8 Months Corresponding To The Firm Phase Of This Contract, The Methodology On Hazards And Issues Will Be Developed And Applied To The Ourthe, Amblève, Vesdre And Mehaigne Watersheds (22 Main Stations And 49 Municipalities). Thresholds Interpolated Or Extrapolated To Other Measuring Stations In These Watersheds Will Also Be Produced. The Second Phase Of 16 Months Corresponds To The Conditional Phase Of This Contract And Concerns The Application Of The Method To The Rest Of Walloon Territory (63 Main Stations). As An Indication, The Estimated Value Of This Contract Is Within A Range Of €400,000 To €1,200,000 Excluding Vat.