Engineering Department

Steve Vandette

City Engineer



The mission of the Engineering Department is to design high quality public improvements using sound engineering principles and cutting edge technology.

The Clinton River Watershed Council and Communities in SE Michigan need your input about our water resources including the Clinton River, its tributaries and Lake St. Clair. Please take a few minutes to complete this survey.

Click here to take survey

Construction Projects Map: May - August 2017

Section 6 Pavement Project

Section 7 Pavement Project

I-75 Reconstruction in Oakland County Scheduled to Begin the Week of August 15

Road Commission of Oakland County Construction Updates

John R Widening, Long Lake to South Blvd.

Link to Information on the Flood Insurance Reform Act of 2012 .


The Engineering Department deals with the infrastructure and records of Troy pertaining to water mains, sanitary sewers, storm drains, paving, new construction, surveying, design, right-of-way, floodplain information, soil erosion, permits and administration. They are the liaison with Federal, State and County agencies and other cities to implement projects; liaison with developers to implement the public improvements for new residential,commercial, and industrial developments; and liaison with utility companies for private utility construction in City right-of-way.

The Engineering Department sets the standards and specifications for new developments and reviews plans and inspects construction to protect the public interest. Surveying and Inspection Services conducts surveys for the design and construction of public improvements; contributes to the development of the City's Geographic Information System; conducts surveys for the investigation of drainage problems; and inspects the construction of private utilities for compliance with City requirements.

Please contact the Troy Engineering Department at 248.524.3384 if you have any questions or concerns.

Traffic Engineering Services analyzes roads for defects and deficiencies; maintains records for traffic crashes, signals, signs and sidewalks; conducts and maintains traffic volume counts; and handles requests for new traffic signals and signs. This department works with the Traffic Committee which meets monthly to discuss traffic issues within the city.

Did You Know?

  • There are over 322 miles of major and local roads maintained by the City of Troy.
  • Most of Troy's major roads are under the jurisdiction of the Road Commission for Oakland County: Adams, Crooks, Livernois, John R, Dequindre, South Boulevard, Long Lake, Big Beaver, Maple and 14 Mile.
  • The Road Commission for Oakland County installs, maintains and sets the timing for all traffic signals in Troy.  Troy's Traffic Engineering Division monitors the operations and makes recommendations for better performance.
  • The City of Troy secured approximately $22 million in State and Federal funding for major road improvements from 2009 to 2014. Troy's required local match is 20% of these funds