Registration

Professional Engineer in Ohio, #E-55615

Certified Professional in Erosion and Sediment Control, #3686

Fields of Competence

Environmental site assessments

Environmental regulatory compliance

Geotechnical engineering

Remedial feasibility studies

Remedial design and construction management

Experience Summary  

Over nineteen years of environmental, geotechnical and engineering research experience with emphasis in environmental assessments; soil and groundwater investigations; environmental compliance and permitting services; underground storage tank services; and design and implementation of soil and groundwater remediation.

Owner and principal engineer of Spence Environmental Consulting, Inc. since 1995.

Credentials

M.S., Civil and Environmental Engineering, University of Cincinnati, 1989

B.S., Civil and Environmental Engineering, University of Cincinnati, 1987

Professional Affiliations

Past President - Central Ohio Section of the American Society of Civil Engineers

Chi Epsilon - National Civil Engineering Honor Society

Member - ASTM E-50

Publications

Regular contributor to the “Concrete Connection”, the monthly newsletter for the Ohio Ready Mixed Concrete Association.

R.C. Spence, et. al., “State of Stress in Soil Bentonite Cutoff Walls”. Proceedings of the Ohio River Soil Seminar XXI - Environmental Aspects of Geotechnical Engineering, October 1990.

Project Experience

Performed Phase I and II Environmental Site Assessments for real estate transactions at over 300 sites with a wide variety of historical usage.

Provided comprehensive environmental compliance and permitting services for commercial and industrial facilities including air, wastewater, storm water and hazardous waste permits and related compliance services.

Managed the review of over 900 underground storage tank closure assessment reports for regulated underground storage tank sites in Ohio as a subcontractor to the Ohio Bureau of Underground Storage Tank Regulations.

Conducted subsurface investigations to evaluate subsurface impacts from a wide range of potential sources including underground and aboveground storage tanks, manufacturing and solid waste disposal facilities.

Conducted remedial studies and implemented site remediation at contaminated sites using source removal, air sparging, soil vapor extraction, groundwater pump and treat, free product recovery, bioremediation and chemical oxidation technologies.

Performed geotechnical subsurface investigations and provided engineering recommendations for a wide range of projects including buildings, bridges, roadways, parking lots and retaining walls.

Provided expert witness services for environmental liability disputes at contaminated properties.