Department of Public Works

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Traffic Engineering

The DPW Traffic Engineering Division provides geometric designs for roadways, investigates/reviews request related to traffic signals and pavement markings, installation/maintenance of roadway signage infrastructures such as:  traffic control signs, parking control signs, handicap signs, street name signs, and pavement markings.

Damaged or Missing Traffic Control Sign or Traffic Signal and Parking Control Signs

To report damaged or missing stop signs, street name signs or any other traffic control signs and or signal, please contact the DPW Sign Shop at (313) 224-1610. 
To insure proper processing of requests and for record purposes, all requests for changes in traffic controls or operations should in writing and addressed to:

Traffic Engineering Division
2633 Michigan Avenue
Detroit, Michigan   48216

Sign Changes or Installations of Traffic Controls and Traffic Signals
A written request must be submitted to the Traffic Engineering Division, 2633 West Michigan Ave, Detroit, MI 48216. Call (313) 224-1610 for additional information.

Sign Changes or New Installations of Signs Pertaining to Parking Controls
A written request must be submitted to the Traffic Engineering Sign Shop, 2425 Fenkell, Detroit, MI 48238. Call (313) 628-2930 for additional information.

Handicap Signs (New Requests or Renewal Requests)
The requestor must have proper medical documentation, identification, and a valid handicap sticker issued by the Secretary of State before the City grants approval of a new or renewal of a handicap sign.

To request a handicap sign, visit the DPW Sign Shop, 2425 Fenkell Ave. (east of Linwood). Business hours are 7:30a.m. – 3 p.m., Monday – Friday. To contact the Sign Shop, call (313) 628-2930. The fax number is (313) 342-4966. Once approved, individuals can expect installation within 90 days.

Handicap sign renewal requests must be submitted to the DPW Sign Shop 30 days prior to expiration date to retain the posting of handicap signs.

Curb Cuts for Existing Commercial Buildings
Submit plans to the DWP Sign Shop, 2425 Fenkell, Detroit, MI 48238.
Call (313) 628-2930 for additional information.

Curb Cuts for Existing Residential Buildings
Submit plans to City Engineering Division, 65 Cadillac Square – Suite 900, Detroit, MI 48226.
Call (313) 224-3924 for additional information.

Business Signs and Curb Cuts for New Developments
Submit plans to Buildings & Safety Engineering Dept. 4th Floor, Coleman A. Young Municipal Center.
Call (313) 224-3173/74

New Valet Parking Ordinance

The City of Detroit has adopted a new ordinance that outlines the requirements for businesses operating valet parking operations in the city of Detroit. For more information on the process, click here.