LANDSLIDE TECHNOLOGY
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      • Montana Rock Slope Asset Mgmt. Program (RAMP)
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Rachel Hunt

Tom Westover, P.E.
Registration
Geologist – Oregon, Washington

Engineering Geologist – Oregon, Washington

Career
2020 - Present - Project Engineering Geologist
Cornforth Consultants

2019-2020 - Staff Geologist,
GeoEngineers

2015 – 2018 – Staff Geologist,
Cornforth Consultants

Education
2015 M.S. Engineering Geology - Kent State University, Kent, OH

2013 B.S. Geology - State University of New York (SUNY), New Paltz, NY

​Honors/Societies
Society of Professional Rope Access Technicians (SPRAT), Level I Rope Access Technician

Member, Oregon Section of Association of Engineering and Environmental Geologists

​Member, Oregon Section of American Society of Civil Engineers
Project Geologist
Mr. Dirringer has 7 years of experience specializing in engineering geology geotechnical engineering in the Pacific Northwest, Alaska and the east coast.
His areas of professional expertise include geologic reconnaissance, complex site explorations for dams and levees, geologic hazard assessments, rock slope and rockfall mitigation, landslide repair work, and construction inspection and QA/QC services. Mr. Dirringer regularly provides engineering support during construction to assure compliance with contract specifications. In addition, his vast experience with drilling and instrument installations has resulted in acceptance of his credentials by the Federal Energy Regulatory Commission (FERC) for drilling projects in hydroelectric dams. Additionally, he is an active member of the CCI rope access team with extensive experience conducting on-slope work related to reconnaissance, investigation, design and construction support for rock slope stability projects.  

Mr. Dirringer has served as an engineering geologist on the following representative projects.
​​
  • Washington Park Reservoir Improvements, Portland, Oregon
  • Multnomah County Drainage District Levee Evaluations, Portland, Oregon
  • Sandy Drainage Improvement Company Levee Evaluations, Portland, Oregon
  • Statewide Rockfall Hazard Rating System (RHRS), Montana
  • Seward Highway Rockfall Mitigation, Anchorage, Alaska
  • Hwy 20 Pioneer Mountain to Eddyville, Eddyville, Oregon
  • Tukwila Levee Rehabilitation and Design, Tukwila, Washington
  • Yale Dam Spillway Inspection, Ariel, Washington
  • Historic Columbia River Highway Trail, Hood River, Oregon
  • Wasco County Landfill Monitoring, The Dalles, Oregon​
  • US Highway 26 Improvements, Mt. Hood, Government Camp, Oregon
  • Icy Point Gondola Tower Foundation Design, Hoonah, Alaska
  • D3 I-15 Rockfall Mitigation, Helena, Montana
  • CWHM Bridge Replacement, Skagway, Alaska
  • US Hwy 20 Pioneer Mountain to Eddyville Realignment, Eddyville, Oregon
  • Sterling Hwy MP 45-60 Realignment, Cooper Landing, Alaska
  • Santiam Pass Hwy 20 Slides, Sweet Home, Oregon

Mike Meyer - Gerry Heslin - George Machan - ​Charlie Hammond - Brent Black - Darren Beckstrand - Greg Landau
Chris Carpenter - Ben George - Wade Osborne -  Tom Westover - Aine Mines - Logan Allender - Andy Kost - Adam Koslofsky
Rachel Hunt - Justin McCarley - Aleyna Link - Sebastian Dirringer - Michael Bunn - Andy Vessely - Larry Pierson
  • Home
  • Landslides
    • Hydropower >
      • Bull Run Flume
      • Swift Powerhouse
      • Frog Lake Dam Slide
    • Transportation >
      • Hwy 101 Johnson Creek
      • Looking Glass Hill Slides
      • SR 87 Arizona Slide
      • Togwotee Pass Road
      • Scoby Hill Landslide
      • Wrangell Airport
      • Snowbasin Access Road
      • Beartooth Debris Flows
      • Three Capes Scenic Loop Landslide
      • Richardson Hwy Slide
      • Bonners Ferry Landslide
      • Light Rail Station
      • Skagway Submarine Slide
    • Natural Resources >
      • West Africa Gas Pipeline
      • Greens Creek Mine Road
    • Private Clients >
      • Wasco County Landfill Landslide
  • Rock Slopes
    • Hydropower >
      • Biscuit Rock Rockslide
      • Skagit River Rockfall
      • JC Boyle Canal Rockfall
      • Prospect Dam Rockfall
      • Iron Gate Dam Rockfall
      • Cougar Dam Rockfall
    • Transportation >
      • I-15 (D3) Rock Slope Mitigation
      • Ketchikan Third Avenue
      • US Hwy 2 Libby Rockfall
      • Banks - Lowman Hwy
      • SR 191 Rock Cut Design
      • Going-to-the-Sun Road
      • SR 12 Rockfall Mitigation
      • Lakeside Rockfall
      • US 2 Badrock Canyon
      • South Tongass Highway
      • Weeksville Rock Bolting
      • US 26 Cove Palisades
  • Specialty Services
    • Geotech. Asset Mgmt. >
      • Montana Rock Slope Asset Mgmt. Program (RAMP)
      • Alaska Geotech Asset Mgmt
      • Ohio Landslide Inventory
    • Rope Access
    • 3D Modeling
    • Dam Safety & Slope Stability
    • Const. Sequence Modeling
    • Geotechnical Instrumentation
    • Construction Engineering
    • Expert Witness
  • Staff
  • Resources
  • Careers
    • Geotechnical Engineer
  • Contact Us