Iowa Department of Transportation
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Contacts

Office of Construction

John M. Smythe, P.E.
Office director
515-239-1503


Office of Local Systems

Charlie Purcell
Office director
515-239-1532


Specifications

Thomas L. Reis, P.E.
Specifications engineer
tom.reis@dot.iowa.gov

Office of Contracts

Roger Bierbaum
Contracts engineer
515-239-1414


Office of Materials

James Berger, P.E.
Office director
515-239-1843