43 Engineering Geology

Sunday, 1 May 2005
1:20 PM - 5:00 PM

Presentations

• 1:20 PM
  THE NORTHRIDGE BLUFF LANDSLIDE: A MAJOR COASTAL BLUFF FAILURE PLACING COASTAL DEVELOPMENT AND ENGINEERED FACILITIES AT RISK, DALY CITY, CALIFORNIA
  Philip L. Johnson, Cotton, Shires & Assoc, Inc, Los Gatos, CA and William R. Cotton, Cotton, Shires & Assoc, Inc, Los Gatos, CA
  85325 (Technical Sessions)
• 1:40 PM
  THE OCEAN TRAILS LANDSLIDE: DEFINING SAFE ZONES ALONG HIGH COASTAL BLUFFS, RANCHO PALOS VERDES, CALIFORNIA
  John M. Wallace, Cotton, Shires & Assoc, Inc, Los Gatos, CA and William R. Cotton, Cotton, Shires & Assoc, Inc, Los Gatos, CA
  85433 (Technical Sessions)
• 2:00 PM
  CATASTROPHIC DEBRIS FLOW FAILURE OF THE LA CONCHITA HILLSIDE: LESSONS REVISITED, VENTURA COUNTY, CALIFORNIA
  William R. Cotton, Cotton, Shires & Assoc, Inc, Los Gatos, CA and John M. Wallace, Cotton, Shires & Assoc, Inc, Los Gatos, CA
  85694 (Technical Sessions)
• 2:20 PM
  THE WEST TIDEWATER EARTHFLOW, 1994, NORTHERN OREGON COAST RANGE
  Scott F. Burns, Portland State Univ, Portland, OR and Barry A. Sanford, Portland State Univ, Portland, OR
  85781 (Technical Sessions)
• 2:40 PM
  GEOLOGIC HAZARD ZONATION AT SACRED FALLS STATE PARK, OAHU, HAWAII, AND THE LEGEND OF KAMAPUA'A
  Gerald E. Weber, Univ of California, Santa Cruz, Santa Cruz, CA
  85243 (Technical Sessions)
• 3:20 PM
  TESTING OF THE SITE AMPLIFICATION HYPOTHESIS ON EARTHQUAKE DAMAGE THAT OCCURRED IN THE SAN FERNANDO VALLEY DURING THE 1994 NORTHRIDGE EARTHQUAKE WHICH IS RELATED TO THE UNDERLYING GEOLOGIC STRUCTURE
  James E. Slosson, Van Nuys, CA and Frank E. Denison, Westlake Village, CA
  84630 (Technical Sessions)
• 3:40 PM
  ASSESSING TECTONIC STRAIN AT COYOTE DAM DUE TO ACTIVE CREEP ALONG THE CALAVERAS FAULT, SANTA CLARA COUNTY, CALIFORNIA
  James L. Nelson, Santa Clara Valley Water District, San Jose, CA and Richard L. Volpe, Santa Clara Valley Water District, San Jose, CA and Robert E. Tepel, Santa Clara Valley Water District, San Jose, CA
  85367 (Technical Sessions)
• 4:00 PM
  SANBORN FIRE INSURANCE MAPS AS ACTUAL DATA SOURCES FOR GEOSCIENTISTS
  Nancy C. Shostak, San José State Univ, San José, CA
  85232 (Technical Sessions)
• 4:20 PM
  PENETRATION TEST COMPARISONS: MODIFIED CALIFORNIA VERSUS STANDARD PENETRATION TEST SAMPLERS
  Jacqueline D.J. Bott, California Geological Survey, San Francisco, CA and Keith L. Knudsen, California Geological Survey, San Francisco, CA
  85601 (Technical Sessions)
• 4:40 PM
  MITIGATION OF DETRIMENTAL ALKALI-SILICA REACTION IN FUTURE PORTLAND CEMENT CONCRETE OF THE INFRASTRUCTURE OF THE COUNTY OF ORANGE, CALIFORNIA
  Steven G. Martindale, County of Orange Public Works, Santa Ana, CA
  85761 (Technical Sessions)