As a part of the Midwest States Smart Work Zone Deployment Initiative (MwSWZDI), Types A and C solar-powered LED lights were compared with two brands of battery-powered lights (one with incandescent … [Read more...] about Solar-Powered Barricade Warning Lights
Warning Lights
Illinois Department of Transportation Highway Standards & District Specific Standards
These drawings show the details of various construction items and are used in conjunction with the Standard Specifications. The applicable Standards are referenced on the cover sheet of the plans. … [Read more...] about Illinois Department of Transportation Highway Standards & District Specific Standards