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Traffic Engineering Sites
Mn/DOT Projects
For more technical information on Traffic signal design or operation on Mn/DOT projects contact
Jerry Kotzenmacher
Phone: 651-234-7054
Fax: 651-234-7006
E-mail: jerry.kotzenmacher@state.mn.us
Other Questions
Traffic Engineering staff will answer any questions regarding statewide policy, standards, and their implementation.
Who Do I Contact?
How do I get a traffic signal fixed or get a new traffic signal installed?
The contact depends on the type of road. You need to know which government agency owns and operates the traffic signal or has jurisdiction of the roadways approaching the intersection.
For signal operation problems or new signal requests on:
State highway system contact the district traffic engineer at your State Traffic Engineers.
State highways system includes:
Interstate Highways
U.S. Highways
Minnesota State Highways
Local streets and highways contact your local road authority (county, city or township). County Engineers or City Engineers

