The City is planning streetscape improvements on Diamond Bar Boulevard to enhance the look and function of the medians, crosswalks, and sidewalks between the 60 Freeway and Golden Springs Drive.
Read through project updates on the Lemon Avenue / SR-60 Interchange construction.
The City is divided into seven separate Slurry Seal Areas. The areas are rotated each year to receive a slurry seal application and/or a chip seal overlay.
Learn about the SR-57 / SR-60 confluence at Grand Avenue Project.
Learn more about this development project.