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Radiation Safety 



The Nuclear Lab is responsible for all aspects of maintenance, repair, inventory and the safety of nuclear gauges, which use and house radioactive materials. In addition, the Radiation Department is responsible for the certification of Nuclear Gauges for Compaction of Unbound Materials Qualification.


Compaction of Unbound Materials Qualification

This certification program has been absorbed into the ODOT Prequalified Construction Inspection Program as the Soil and Aggregate Inspector. Visit the Prequalification Overview page for prerequisite information. Once all prerequisites have been successfully achieved, you must apply through the Office of Consultant Services by sending a cover letter and resume along with documentation of certification. Visit the Consultant Prequalification Requirements and Procedures page under Prequalification Information Tab on the Consultant Services web page for more information. Test results can be viewed by visiting the Division of Construction Managements​ page under the heading ODOT Prequalified Construction Inspector Requirements and selecting the Prequalification Construction Inspector Test Results file.


Radiation Safety Contact Information: 

Supervisor - Maria Kerestly: (614) 275-1349  

Radiation Safety Officer​ - Floyd Carpenter: (614) 387-0714    Cell (614) 588-2101