Approved Materials List

The approved materials list is provided as a benefit to contractors and suppliers who are constructing public improvement projects in the city, including:

  • Storm sewers;
  • Concrete work;
  • Geotextiles;
  • Guard fences;
  • Bridges;
  • Erosion and Sediment Control;
  • Fiber Optics;
  • ITS;
  • Pavement Marking;
  • Signing;
  • Specialty Items;
  • Streetlighting;
  • Traffic Control; and
  • Traffic Signals.

The approved materials list for traffic items is updated periodically. Prior to bidding a project, the contractor or supplier should call 913-895-6027 to make sure that they have the most current list.

For traffic projects, all material approvals should be submitted on approved forms. Only products identified on the approved materials list will be approved for installation on city projects.