Design Details & Standards

If you are an architect, contractor, developer, engineer or homeowner looking to complete a project that involves the public right-of-way, here you will find the standards for road, sidewalk, sewer, water, streetlight, parkway trees and mailbox projects.

Note on Standards

For all Standards and Details referenced made to:

  • Standard Specifications for Road and Bridge Construction, adopted January 1, 2012, or newer version.
  • Standard Specifications for Water & Sewer Main Construction in Illinois June 2014, seventh edition, or newer version.

More Information

All projects within the City must conform with the Design Details and Standards. For questions or more information, please email the Engineering department.

For specifications related to building on private property, see the Guidelines for Building Projects and Permits section.