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MnDOT Maplewood Materials Lab Contacts

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Chemical Lab Director
Jim McGraw
651-366-5548
jim.mcgraw@state.mn.us

 

Chemical - Analytical Lab
Dave Iverson
651-366-5550
david.iverson@state.mn.us

 

Chemical - Asphalt Binder Lab
Jason Szondy
651-366-5549
jason.szondy@state.mn.us

 

Bituminous Engineer

John Garrity
651-366-5577
john.garrity@state.mn.us

 

Bituminous Trial Mix Lab
Dave Linell
651-366-5459
david.linell@state.mn.us

 

Foundations Engineer
Gary Person
651-366-5598
gary.person@state.mn.us

 

Foundations Lab
Dave Borys
651-366-5594
dave.borys@state.mn.us

 

 

 

 

 

 

MnDOT Maplewood Materials Lab Contacts

Materials Section Manager
Jim Kochsiek
651-366-5534
jim.kochsiek@state.mn.us

 

Physical Testing Engineer
Steve Grover

651-366-5540

steve.grover@state.mn.us

 

Aggregate Lab Supervisor, Lab Manual, & District Liaison
Dave Baker
651-366-5414
david.b.baker@state.mn.us

 

Concrete and Metals Lab
Jim Ferry
651-366-5536
james.ferry@state.mn.us

 

Cement and Soils Lab
Rod Patrin
651-366-5556
rodney.patrin@state.mn.us

 

Building Maintenance & Shop

Jeffrey Tabery 651-366-5557

jeffrey.tabery@state.mn.us