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Update of the Flood Hazard Maps for Bavaria, 2nd Implementation Cycle

For the 2nd implementation cycle of updates to the flood hazard maps for Bavaria, Björnsen Consulting Engineers is determining the inundation areas during flood events in accordance with the EU FRMD. 2D flow models are used for the hydraulic calculations.

Project Data

  • Upper Main:
    21 river segments and model IDs
    Total river length: approx. 213 km
  • Lower Main:
    9 river segments and model IDs
    Total river length: approx. 124 km
  • Upper Donube:
    19 river segments and model IDs
    Total river length: approx. 337 km
  • Software: FEFLOW

Our Services

  • Data acceptance and inspection
  • Watercourse survey
  • Detail planning for surveying and modeling
  • Surveying executed by joint-venture partners or subcontractors
  • Revision of existing models and creation of new models
  • Trial calculation runs, incl. calibration and sensitivity analysis
  • Calculation runs HQ5, HQ10, HQ20, HQ100, HQextreme, calculation type: steady / transient
  • Dike subsidence scenarios
  • Documentation
  • Software: ArcGIS, Hydro_AS-2D, Laser_AS-2D

Client

Bayerisches Landesamt für Umwelt
Wasserwirtschaftsamt Bad Kissingen