Jay Dee Contractors
John Hreha is an experienced TBM (Tunnel Boring Machine) Operator with a professional background in several prominent companies. Currently working at Jay Dee Contractors Inc since January 2015, John has operated various TBM projects, including the Herrenknecht EPB at First Street Tunnel and MTS TBM at Adams Street Adit. Prior to this role, John served as a TBM Operator and Mechanic at Jay Dee/Obayashi JV from December 2018 to May 2021, and as a TBM Mechanic at Blacklick Constructors from January 2017 to December 2018.
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