Bedrock erosion by debris flows, field and
laboratory experiments
(click images for .wmv streaming video)
Illgraben Torrent - bedrock slabs eroded in a Swiss channel with multiple flows per year | |||
snout of small flow |
body of small flow |
snout of large flow |
eroded marble |
Big Wheel - 4-meter diameter rotating drum flume | |||
full view |
top view, fast |
rough bed |
smooth bed, sliding |
Maytag - 60-cm diameter rotating drum flume | |||
dry flow |
saturated flow |
muddy |
size variation |
Lhsu, UC Berkeley, 2007
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