T240 Debris Flows I

Wednesday, 21 October 2009
8:00 AM - 12:00 PM
E147/148

Presentations

• 8:05 AM
  FIELD OBSERVATIONS OF DEBRIS FLOWS AT CHALK CLIFFS, COLORADO: PART 1, MONITORING STATION DATA FROM A 2 JUNE 2009 EVENT
  Jason W. Kean, U.S. Geological Survey, Denver, CO and Scott W. McCoy, University of Colorado, Boulder, CO and Jeffrey A. Coe, U.S. Geological Survey, Denver, CO and Dennis Staley, U.S. Geological Survey, Golden, CO and Gregory E. Tucker, University of Colorado, Boulder, CO and Thad.A. Wasklewicz, East Carolina University, Greenville, NC
  165844 (Technical Sessions)
• 8:25 AM
  FIELD OBSERVATIONS OF DEBRIS FLOWS AT CHALK CLIFFS, COLORADO: PART 2, CHANGES IN CHANNEL MORPHOMETRY OBTAINED FROM TERRESTRIAL LASER SCANNING
  Thad.A. Wasklewicz, East Carolina University, Greenville, NC and Dennis M. Staley, U.S. Geological Survey, Denver, CO and Jeffrey A. Coe, U.S. Geological Survey, Denver, CO and Jason W. Kean, U.S. Geological Survey, Denver, CO and Scott W. McCoy, University of Colorado, Boulder, CO
  166243 (Technical Sessions)
• 8:45 AM
  FIELD OBSERVATIONS OF DEBRIS FLOW PROPERTIES AT THE ILLGRABEN CATCHMENT, SWITZERLAND
  Brian W. McArdell, Birmensdorf and Christoph Graf, Swiss Federal Institute for Forest, Snow and Landscape Research, Birmensdorf, N/A
  165938 (Technical Sessions)
• 9:05 AM
  ELEMENTS OF AN IMPROVED MODEL OF DEBRIS-FLOW MOTION
  Richard M. Iverson, U.S. Geological Survey, Vancouver, WA and David L. George, U.S. Geological Survey, Vancouver, WA and Scott Henderson, U.S. Geological Survey, Vancouver, WA
  160515 (Technical Sessions)
• 9:25 AM
  AN EXTENDED SHALLOW FLOW THEORY FOR NATURAL DEBRIS FLOWS
  Julia Kowalski, WSL Institute for Snow and Avalanche Research SLF, Davos Dorf, N/A and Louis Bugnion, WSL Institute for Snow and Avalanche Research SLF, Davos Dorf, N/A
  165074 (Technical Sessions)
• 9:45 AM
  A LOAD MODEL FOR THE DESIGN OF FLEXIBLE DEBRIS FLOW BARRIERS
  Corinna Wendeler, Geobrugg AG, Romanshorn, N/A and Perry Bartelt, Institute for Snow and Avalanche Research SLF, Davos, N/A and Tim Shevlin, Geobrugg North America, LLC, N/A
  165106 (Technical Sessions)
• 10:20 AM
  AN EXPERIMENTAL APPARATUS FOR TESTING THE PROPENSITY OF SOIL TO FLOW
  Jonathan P. McKenna, U.S. Geological Survey, Denver, CO and Paul Santi, Colorado School of Mines, Golden, CO and John J. Jezek, Colorado School of Mines, Golden, CO and Joseph E. Gartner, U.S. Geological Survey, Denver, CO
  165399 (Technical Sessions)
• 10:40 AM
  MEASURING VELOCITY PROFILES IN LARGE SCALE DEBRIS FLOW EXPERIMENTS
  Roland Kaitna, University of Natural Resources and Applied Life Sciences, Vienna, Vienna, N/A and William Dietrich, University of California at Berkeley, Berkeley, CA
  163247 (Technical Sessions)
• 11:00 AM
  BEDROCK EROSION BY DEBRIS FLOWS: EXPERIMENTS IN A LARGE ROTATING DRUM
  Leslie Hsu, University of California, Berkeley, Santa Cruz, CA and William E. Dietrich, University of California at Berkeley, Berkeley, CA and Leonard S. Sklar, San Francisco State University, San Francisco, CA
  165654 (Technical Sessions)
• 11:20 AM
  QUANTITATIVE ANALYSIS OF CHANNEL EROSION BY DEBRIS FLOWS, CENTRAL COAST RANGE, OREGON
  Jeffrey A. Coe, U.S. Geological Survey, Denver, CO and John A. Michael, U.S. Geological Survey, Denver, CO
  164470 (Technical Sessions)
• 11:40 AM
  ENTRAINMENT OF BED SEDIMENT BY DEBRIS FLOWS: LARGE-SCALE EXPERIMENTS
  Mark E. Reid, U.S. Geological Survey, Menlo Park, CA and Richard M. Iverson, U.S. Geological Survey, Vancouver, WA and Richard G. LaHusen, U.S. Geological Survey, Vancouver, WA and Matthew Logan, U.S. Geological Survey, Vancouver, WA and Jonathan W. Godt, U.S. Geological Survey, Denver, CO and Julia P. Griswold, U.S. Geological Survey, Vancouver, WA and Kelly J. Swinford, U.S. Geological Survey, Vancouver, WA and Roger Denlinger, U.S. Geological Survey, Vancouver, WA
  164639 (Technical Sessions)