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Engineering services – flood alert threshold revision Walloon municipalities 2026 Tender

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Summary

Engineering services to develop and apply a coherent methodology for revising flood and flood-alert thresholds across Walloon municipalities, integrating hazard, stakes, and contextual factors. Bidders should have expertise in hydrology, flood-risk assessment, and threshold-setting methodologies.

Summary by Raise Lens from the official notice · 8 Sept 2026Accurate?

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About this tender

Engineering services for developing and applying a coherent and reproducible methodology for revising or defining flood and high-water alert thresholds for Walloon municipalities affected by flooding. The project involves: (1) defining and validating discharge threshold values for flood prediction and alert phases across 85 principal measurement stations; (2) developing a three-component approach (hazard characterization, stakes evaluation, and contextual factors); (3) establishing alert thresholds at municipal scale for approximately 190 communes; and (4) determining simplified threshold valu …

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