Reference
- U.S. Army Engineer Waterways Experiment Station (1960). "Floods resulting from suddenly breached dams: Conditions of minimum resistance." Paper: 2-237, report 1.
- U.S. Army Engineer Waterways Experiment Station (1961). "Floods resulting from suddenly breached dams: Conditions of maximum resistance." Paper: 2-374, report 2.
Domain
- rectangular flume with sloping bed elevation
- flume length = 121.9 m
- flume width = 1.2 m
- bed slope = 0.0015
- dam location at 61 m
![Dry dam break domain Dry dam break domain](/portals/55/DryDamBreakDomain.jpg)
Initial Conditions
- pooled water upstream of dam (left) with 0.3048 m at x = 61 m (dam face)
- no water downstream of the dam
- Friction defined by Manning's n = 0.009
![Dry dam break dimensions Dry dam break dimensions](/portals/55/DryDamBreakDimensions.jpg)
Boundary Conditions
- no flow boundaries
- dam removed at t = 0 s
Run Files
The mesh (*.3dm), boundary condition (*.bc), and hotstart (*.hot) file can be downloaded from https://github.com/erdc/AdH-V-V-input-files.
- ERDC-dambreak.3dm
- ERDC-dambreak.bc
- ERDC-dambreak.hot
Results
- Comparison to flume experiment at the locations in the previous image
- Depth comparison to measured data over time
![dry dam break station 160 dry dam break station 160](/portals/55/DryDamBreakSt160.jpg)
![dry dam break station 191 dry dam break station 191](/portals/55/DryDamBreakSt191.jpg)
![dry dam break station 200 dry dam break station 200](/portals/55/DryDamBreakSt200.jpg)
![dry dam break station 225 dry dam break station 225](/portals/55/DryDamBreakSt225.jpg)
![dry dam break station 275 dry dam break station 275](/portals/55/DryDamBreakSt275.jpg)
![dry dam break station 345 dry dam break station 345](/portals/55/DryDamBreakSt345.jpg)
![dry dam break results dry dam break results](/portals/55/DryDamBreakResults.jpg)