Illinois Department of Transportation Hanley Building 2300 S. Dirksen Parkway Springfield, IL 62764 (217) 782-7820 or TTY (866) 273-3681

Apr 1, 2016 · The Standard Specifications outline the general requirements and covenants applicable to all highway construction improvements as well as provisions relating to materials, equipment, and construction requirements for individual items of …

Illinois Department of Transportation Gia Biagi, Acting Secretary State of Illinois Governor JB Pritzker State of IllinoisGovernor JB Pritzker IDOTGia Biagi, Acting Secretary . Toggle navigation. Winter Conditions (current) Current Conditions Maps. Road Construction; Traveler Information ...

Discover, analyze and download data from Illinois Department of Transportation. Download in CSV, KML, Zip, GeoJSON, GeoTIFF or PNG. Find API links for GeoServices, WMS, and WFS.

Gateway Traveler Information provides camera snapshot images throughout its coverage area in the form of camera icons on its maps and images in its camera report.

Apr 10, 2018 · This commitment is not only to satisfy NBIS requirements, but also to provide an excellent working tool in managing the bridges and other structures as they relate to the overall transportation system in Illinois.

The Available Manuals, Processes and Guidelines of the Illinois Tollway.

Permits issued by the Illinois Department of Transportation (IDOT) for over-dimension, over-weight and superloads that cross the Tollway are valid permits and authorized by the Illinois Tollway.

This interactive mapping site offers users a platform to view transportation related information. The site is intended for use by the public, our business partners, and IDOT staff. Click above to get started.

This area is designed to provide information for all transportation users from a multi-modal perspective, to include specialized resources such as interactive maps, safety-focused videos, and other traveler resources to enrich the Illinois travel experience.