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Flood Mapping Analysis

1st presentation (progress presentation)


on 8 December 2013

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Transcript of Flood Mapping Analysis

Flood Mapping Analysis
Input: rainfall
Return period: 50, 100, 200 and 500 years
Output: hydrograph
Calibration point
Advanced Numerical Analysis
Downstream boundary condition
Víctor Gracia Martín
Arnau Ormella Mancha

20th June 2013
Flood Map
Set up XS manually
Import from Mike to RAS
Data from previous years
Georeference by hand
1) No us
2) How to do it? => time consuming
Import to Hec-RAS
Boundary Conditions

ArcGIS schematic Hec-HMS model
Hec-HMS Model
Hec-HMS Model output
Estimated precipitation
Peak discharge approach

Objective achieved, but not in an accurate way
More time, better results
Using engineering thinking we have got an approach for the worst case.
Full transcript