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Minnesota Department of Transportation

511 Travel Info

Technical Certification Program

Contacts

General questions

MnDOT Technical Certification Program staff

Lake Superior College staff

  • Iris Hiemenz
    Registration MnDOT Technical Certification
    218-733-1023

Specialty areas

MnDOT districts

To arrange your annual Independent Assurance review or to schedule your Bituminous Plant Tester performance exam
  • Nadine Miller, Independent Assurance
    Office: 218-725-2737
    Mobile: 218-348-6297
To submit a Bituminous Mix Design
  • Ray Betts
    Maplewood Bituminous Research Lab
    651-366-5469

To arrange your annual Independent Assurance review
  • Raymond Wesley, Independent Assurance
    Office: 218-755-6545
    Mobile: 218-766-6949
To schedule a Bituminous Plant Tester performance exam
To submit a Bituminous Mix Design
  • Ray Betts
    Maplewood Bituminous Research Lab
    651-366-5469

To arrange your annual Independent Assurance review
  • Matthew Miles, Independent Assurance
    Office: 218-828-5753
    Mobile: 218-232-6748
To schedule a Bituminous Plant Tester performance exam
To submit a Bituminous Mix Design
  • Ray Betts
    Maplewood Bituminous Research Lab
    651-366-5469

To arrange your annual Independent Assurance review
  • Casey Clarke, Independent Assurance
    Office: 218-846-3613
    Mobile: 218-849-7373
To schedule a Bituminous Plant Tester performance exam
To submit a Bituminous Mix Design
  • Ray Betts
    Maplewood Bituminous Research Lab
    651-366-5469

General questions
  • 651-234-7354
To arrange your annual Independent Assurance review
To schedule a Bituminous Plant Tester performance exam or to submit a Bituminous Mix Design
  • Ray Betts
    Maplewood Bituminous Research Lab
    651-366-5469

To arrange your annual Independent Assurance review
To schedule a Bituminous Plant Tester performance exam
To submit a Bituminous Mix Design
  • Ray Betts
    Maplewood Bituminous Research Lab
    651-366-5469

To arrange your annual Independent Assurance review
  • Mitch Jordahl, Independent Assurance
    Office: 507-304-6187
    Mobile: 507-380-9619
To schedule a Bituminous Plant Tester performance exam
To submit a Bituminous Mix Design
  • Ray Betts
    Maplewood Bituminous Research Lab
    651-366-5469

To arrange your annual Independent Assurance review
  • Paul Janke Jr, Independent Assurance
    Office: 320-214-6348
    Mobile: 320-212-5739
To schedule a Bituminous Plant Tester performance exam
To submit a Bituminous Mix Design
  • Ray Betts
    Maplewood Bituminous Research Lab
    651-366-5469