Mr. Derrick has 30 years of experience in the geotechnical engineering field. He has worked on numerous public and private projects and is very knowledgeable in the subsurface conditions that exist in the Willamette Valley and hillside areas. Ron has extensive experience in landslide identification, investigation and remediation as well as settlement analysis and soil liquefaction. He specializes in geotechnical investigations, stormwater system design and construction, pavement design and rehabilitation, mass grading of earthwork projects, and site grading design. He also has extensive experience providing design parameters for drilled shaft foundations.

In his six years of experience working for the City of Salem Public Works Department, Ron oversaw the geotechnical aspects of Capital Improvement Projects as well as the utility inspection team for the City. He also has over seven years of experience working in the geo-environmental field on the investigation and remediation of hazardous waste-laden soils and groundwater while employed as a consultant for the Southern Pacific Transportation Company.

Professional Registrations

Professional Engineer: Oregon #16170PE

Professional Engineer: California #46576