Minnesota Department of Transportation

511 Travel Info

Metro District Traffic Engineering

Orange barrels on a highway

About Metro District Traffic Engineering

What we do

Metro Traffic Engineering is primarily responsible for the design, operation, and maintenance of Metro District's traffic control devices and providing traffic engineering support and expertise to other functional offices and road authorities to create a safe and efficient transportation system. 

Areas of Traffic Engineering

Program Support

Serves as Traffic liaison for area managers; reviews geometric layouts, permits, and environmental documents; manages safety funding programs; provides crash data and analysis; processes tort claims; prepares and reviews intersection control evaluation (ICE) reports; provides freeway and arterial modeling services; reviews Interstate Access requests (IAR); also responsible for speed zoning.


Manages and develops the design of all permanent and temporary lighting systems; writes agreements for cost, operation, maintenance, and power.

Signal Design

Develops signal plan packages, which includes, signal plans, special provisions and engineering cost estimates.

Signal Operations

Develops timing and coordination plans; responds to customer inquiries; monitors system performance; detects operational and maintenance problems; provides quality control and inspection, coordinates signal turn-ons; provides arterial modeling services; and evaluates arterial performance.

Design Build

Liaison for design-build projects.


Designs signing plans; provides technical assistance to construction and maintenance; monitors, revises, and replaces existing signing.

Work Zones & Pavement Marking

Designs traffic control and pavement marking plans; provides technical assistance to construction and maintenance; manages "No Passing" zones; manages and publishes the Lane Closure Manual; and manages traffic impacts.

Electrical Services

Provides scheduled and preventive maintenance for Metro's 635 traffic signals, 22,000 roadway lighting units, bridge navigation lights, tunnel lights, and wayside rests; and provides emergency response and repairs on a 24-hour basis.