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Qualified Personnel

Bertelson, David Ethan

Ohio Department of Transportation
1620 W. Broad St.
Columbus, OH, USA

Email: david.bertelson@dot.state.oh.us

Certified for Certification # Start Date Exp. Date
Certified CNG Cylinder and Fuel System Inspector (CNG-FSI) U6154A June 10, 2013 June 09, 2018
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