University Library, University of Illinois at Urbana-Champaign

The items in the Digital Collections of the University of Illinois Urbana-Champaign Library contain materials which represent or depict sensitive topics or were written from perspectives using outdated or biased language. The Library condemns discrimination and hatred on any grounds. As a research library that supports the mission and values of this land grant institution, it is incumbent upon the University Library to preserve, describe, and provide access to materials to accurately document our past, support learning about it, and effect change in the present. In accordance with the American Library Association’s Freedom to Read statement, we do not censor our materials or prevent patrons from accessing them.

If you have questions regarding this statement or any content in the Library’s digital collections, please contact digitalcollections@lists.illinois.edu

American Library Association’s Freedom to Read Statement

Diversity, Equity, Inclusion and Accessibility at the University Library

Traffic Engineering Series (Digital Surrogates)

Traffic Engineering Series (Digital Surrogates), 2001-2004, contains study reports concerning traffic signal lights’ characteristics and modules, Uninterruptible Power Supply (UPS) systems and traffic control devices. Studies were conducted by the Department of Civil and Environmental Engineering’s Traffic Operations Laboratory, and presented to the Illinois Department of Transportation.

This collection is managed by the University of Illinois Archives and does not feature precise descriptive information for each item. Discover its contents by browsing the folders and files. For more information, contact an archivist at illiarch@illinois.edu.