Minnesota Department of Transportation

511 Travel Info

Work Zone Safety Tools, Contacts

Information and tools for making our work zones safe

Orange barrels on a highway


Contact the following individuals for information on Work Zone Safety:

  • Work Zone Safety Supervisor - Ted Ulven (651) 366-4222 or fax (651) 366-4249
  • Work Zone Safety Training Coordinator - Leigh Kriewall (651) 366-4217
  • Extraordinary Enforcement Specialist/Work Zone Safety Awareness Program - Shawneise Sudduth (651) 366-4221
  • Student Worker - Polly Nengchu (651) 366-4206

Other Contacts


AASHTO - American Assn of State Highway & Transportation Officials

AGC of Minnesota  - Association of General Contractors

American Concrete Institute

Concrete Paving Association of Minnesota

MAPA - Minnesota Asphalt Pavement Association
ATSSA - American Traffic Safety Services Association

Cities & Counties

Minnesota Association of Counties

League of Minnesota Cities

Federal Government

Corps of Engineers

Federal Highway Administration


Bid Letting

Construction & Innovative Contracting

Construction Tools

Cost estimating data

Equipment Rental Rates

Plan Holders List

Resident Engineers

Special Provisions

Technical Certification Program

Traffic Engineering

State Government

Attorney General's Office

Minn Duty Officer State Patrol

State Patrol