"TDOT iTRIP Dashboard". Tennessee Department of Transportation. Archived from the original on June 19, 2021. Retrieved May 28, 2022.
data-usdot.opendata.arcgis.com
Bureau of Transportation Statistics (June 13, 2022). "National Highway Planning Network" (Map). National Transportation Atlas Database. Washington, D.C.: United States Department of Transportation. Retrieved April 29, 2023.
Georgia Department of Transportation (2002). Official Highway and Transportation Map(PDF) (Map) (2002–2003 ed.). Scale not given. Atlanta: Georgia Department of Transportation. Retrieved April 6, 2017.
Office of Secretary of State (1967). Illinois Blue Book, 1967–1968. State of Illinois. p. 746. Archived from the original on February 1, 2014. Retrieved January 9, 2011 – via Illinois Digital Archives.
Office of Secretary of State (1965). Illinois Blue Book, 1965–1966. State of Illinois. p. 720. Archived from the original on February 1, 2014. Retrieved January 9, 2011 – via Illinois Digital Archives.
illinois.gov
gis.dot.illinois.gov
Illinois Technology Transfer Center (2013). "T2 GIS Data". Illinois Department of Transportation. Archived from the original on June 26, 2013. Retrieved September 2, 2015.
"I-24 Section Opened Today". The Daily News-Journal. Murfreesboro, Tennessee. December 9, 1970. p. 1. Retrieved November 12, 2020 – via Newspapers.com.
"New I-24 Section to Open". The Nashville Tennessean. December 31, 1970. p. 14. Retrieved June 27, 2020 – via Newspapers.com.
"Work Rapid On 24". Clarksville Leaf-Chronicle. April 18, 1971. pp. 1, 8. Retrieved November 28, 2023 – via Newspapers.com.
Charlet, Jim (February 9, 1972). "Lid Clamped On I-24 Construction". Clarksville Leaf-Chronicle. pp. 1, 2. Retrieved November 28, 2023 – via Newspapers.com.
"Bridge Bids Proposed". Clarksville Leaf-Chronicle. September 27, 1972. Retrieved November 28, 2023 – via Newspapers.com.
"Bids Nov. 17 On I-24 Work". Memphis Press-Scimitar. United Press International. October 20, 1972. p. 15. Retrieved November 28, 2023 – via Newspapers.com.
"Silliman Evans Bridge Span Open". The Tennessean. Nashville. April 9, 1975. p. 1. Retrieved February 13, 2021 – via Newspapers.com.
"Lanes Open Sunday". The Tennessean. Nashville. November 14, 1975. p. 1. Retrieved February 13, 2021 – via Newspapers.com.
Travis, Fred (October 14, 1980). "Another Expensive Boondoggle". The Leaf-Chronicle. Clarksville, Tennessee. p. 10A. Retrieved November 3, 2021 – via Newspapers.com.
Kerr, Gail (September 23, 1995). "Old I-440 Dash Thing of the Past". The Tennessean. Nashville. p. 1B. Retrieved November 8, 2020 – via Newspapers.com.
Rawlins, Bill (July 6, 1972). "I-24 Bid Call Set This Fall". Clarksville Leaf-Chronicle. Associated Press. pp. 1, 2. Retrieved November 28, 2023 – via Newspapers.com.
Illinois Department of Transportation (1994). Johnson County General Highway Map(PDF) (Map). Springfield: Illinois Department of Transportation. Archived(PDF) from the original on March 6, 2012. Retrieved January 9, 2011.
Illinois Department of Transportation (2001). Massac County General Highway Map(PDF) (Map). Springfield: Illinois Department of Transportation. Archived(PDF) from the original on March 6, 2012. Retrieved January 9, 2011.
state.tn.us
tdot.state.tn.us
"New Lanes to Open on I-24" (Press release). Tennessee Department of Transportation. November 30, 1998. Archived from the original on August 24, 2000. Retrieved February 7, 2020.
Long Range Planning Division-Mapping Section (2013). Official Transportation Map (Map). c. 1:633,600. Tennessee Department of Transportation. Archived from the original on December 9, 2013. Retrieved December 21, 2013.
Tennessee Department of Transportation. "1987–1991 Contract Awards"(PDF). Tennessee Department of Transportation. Archived(PDF) from the original on January 24, 2020. Retrieved July 7, 2020.
Illinois Department of Transportation (1994). Johnson County General Highway Map(PDF) (Map). Springfield: Illinois Department of Transportation. Archived(PDF) from the original on March 6, 2012. Retrieved January 9, 2011.
Illinois Department of Transportation (2001). Massac County General Highway Map(PDF) (Map). Springfield: Illinois Department of Transportation. Archived(PDF) from the original on March 6, 2012. Retrieved January 9, 2011.
Office of Secretary of State (1967). Illinois Blue Book, 1967–1968. State of Illinois. p. 746. Archived from the original on February 1, 2014. Retrieved January 9, 2011 – via Illinois Digital Archives.
Office of Secretary of State (1965). Illinois Blue Book, 1965–1966. State of Illinois. p. 720. Archived from the original on February 1, 2014. Retrieved January 9, 2011 – via Illinois Digital Archives.
Tennessee Department of Transportation. "1987–1991 Contract Awards"(PDF). Tennessee Department of Transportation. Archived(PDF) from the original on January 24, 2020. Retrieved July 7, 2020.
"New Lanes to Open on I-24" (Press release). Tennessee Department of Transportation. November 30, 1998. Archived from the original on August 24, 2000. Retrieved February 7, 2020.
"TDOT iTRIP Dashboard". Tennessee Department of Transportation. Archived from the original on June 19, 2021. Retrieved May 28, 2022.
Illinois Technology Transfer Center (2013). "T2 GIS Data". Illinois Department of Transportation. Archived from the original on June 26, 2013. Retrieved September 2, 2015.
Long Range Planning Division-Mapping Section (2013). Official Transportation Map (Map). c. 1:633,600. Tennessee Department of Transportation. Archived from the original on December 9, 2013. Retrieved December 21, 2013.