HEC-RAS User's Manual Performing a 1D Unsteady Flow Analysis Performing a Dam or Levee Breach Analysis with HEC-RAS DL Breach Current: DL Breach Acknowledgements and References PDF Download PDF Download page DL Breach Acknowledgements and References. Current page All pages DL Breach Acknowledgements and References AcknowledgmentsDLBreach was developed by Dr. Weiming Wu (Clarkson University.ReferencesWu, W. (2016) Introduction to DLBreach – A Simplified Physically-Based Dam/Levee Breach Model, Technical Report, 120 p.Wu, W. (2013) Simplified Physically Based Model of Earthen Embankment Breaching, ASCE Journal of Hydraulic Engineering, 139(8) .Conversions: ×