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  1. WatrEngr

    HEC-RAS Dam breach

    Hi, For a dam break flood analysis, I would like to know what extent of geometry of a creek should be set up in HEC-RAS on the upstream side of the dam. Dam details:- Earthen dam, 200m long and 44 feet hight Reservoir, 8km lenth X 200 m width Built on a creek which joins in a river at...
  2. WatrEngr

    Dam Break Analysis

    Hi, Good day ! I started to do the dam break analsis (DBA) for an earthen dam. Its watershed is about (gross watershed) 650 Km2, with a reservoir top area of 0.2X2km. I would like to know which one is better model among HEC-RAS and FLDWAV ? How much big dams can be dealt with these programs...

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