Logan Allender

Registration
Civil Engineer – Alaska, Montana, Oregon, Washington

Career
2012 – Present    Associate Engineer
​Cornforth Consultants Inc., Portland, OR

2011 – 2012    Engineer
​Golder Associated, Redmond, WA

Education
2010 M.Eng. in Geotechnical Engineering Oregon State University, Corvallis, Oregon

2009 B.S. in Civil Engineering
Oregon State University, Corvallis, Oregon

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

​Member, American Society of Civil Engineers, Oregon Section
Associate Engineer
Mr. Allender has 9 years of experience as a geotechnical engineer in the Pacific Northwest.  His areas of expertise include landslide evaluations with extensive practice in development and implementation of subsurface explorations, design and installation of complex instrumentation monitoring systems, and analysis of landslide monitoring instrumentation data.  His experience also includes investigation, design and observation of rockfall mitigation measures. 

Mr. Allender has served as an engineer on the following representative projects.

Representative projects include the following:
  • Pioneer Mountain Eddyville Landslide Investigation and Instrumentation, Eddyville, Oregon
  • Allen Brothers Road Slide, Longview Washington
  • Wasco County Landfill Slide Instrumentation, The Dalles, Oregon
  • Clark County Landslide Monitoring, Woodland, Washington
  • Moorehaven Landslide Deep Patch Construction, La Center, Washington
  • Katlian Bay Road, Sitka, Alaska
  • Parks Highway MP239-252 Rehabilitation, Healy, Alaska
  • Leaburg Canal Landslide Monitoring, Leaburg, Oregon
  • Smith and Trail Bridge Reservoirs Landslide Hazard Assessment, McKenzie Bridge, Oregon
  • Southcoast Reagonwide Non-NHS Slope Stabilizations, Ketchikan, Alaska
  • D3 I-15 Rockfall Mitigation, Helena, Montana
  • Missoula District Rock Slope Instrumentation, St. Regis, Montana
  • Landslide Evaluation and Mitigation Options Study, Noxon and Heron Slides, Heron, Montana
  • Astoria High School Gymnasium Landslide, Astoria, Oregon
  • Round Butte Dam Rockfall Attenuator Construction, Madras, Oregon
  • Pelton Dam Slope Reconnaissance, Madras, Oregon
  • Sellwood Bridge Replacement, Portland, Oregon
  • West Dowling Road Overcrossing, Bridge 2273, Anchorage, Alaska
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