Interstate 45 (English Wikipedia)

Begley, Dug (May 4, 2023). "The long, long journey ahead for $9.7B rebuild of I-45". Houston Chronicle. Archived from the original on May 6, 2023. Retrieved May 6, 2023.

houstonfreeways.com (Global: low place; English: low place)

Slotboom, Erik (2003). "Chapter 4: The Spokes". Houston Freeways: A Historical and Visual Journey. Oscar F. "Erik" Slotboom. ISBN 0-9741605-3-9. Archived from the original on September 6, 2006. Retrieved September 11, 2006.^{[self-published source?]}
Slotboom, Erik (2003). "Chapter 5: The Loops". Houston Freeways: A Historical and Visual Journey. Oscar F. "Erik" Slotboom. ISBN 0-9741605-3-9. Archived from the original on September 6, 2006. Retrieved September 11, 2006.^{[self-published source?]}
Slotboom, Erik (2003). "Chapter 6: Freeway Mass Transit". Houston Freeways: A Historical and Visual Journey. Oscar F. "Erik" Slotboom. ISBN 0-9741605-3-9. Archived from the original on September 6, 2006. Retrieved September 11, 2006.^{[self-published source?]}
Slotboom, Erik (2003). "Chapter 1: Building the System". Houston Freeways: A Historical and Visual Journey. Oscar F. "Erik" Slotboom. ISBN 0-9741605-3-9. Archived from the original on September 6, 2006. Retrieved September 11, 2006.^{[self-published source?]}
Slotboom, Erik (2003). "Chapter 3: Downtown Freeways". Houston Freeways: A Historical and Visual Journey. Oscar F. "Erik" Slotboom. ISBN 0-9741605-3-9. Archived from the original on September 6, 2006. Retrieved September 11, 2006.^{[self-published source?]}

houstonpublicmedia.org (Global: low place; English: 7,131^st place)

Love, Caroline (December 7, 2021). "Federal highway officials visit Houston amid I-45 expansion civil rights investigation". Houston Public Media. Archived from the original on December 18, 2021. Retrieved December 18, 2021.
Vasquez, Lucio (November 16, 2021). "Harris County pauses federal lawsuit over I-45 expansion to negotiate with TxDOT". Houston Public Media. Archived from the original on December 18, 2021. Retrieved December 18, 2021.

i-45coalition.org (Global: low place; English: low place)

Coalition, Make I.-45 Better. "Make It Better". Make I-45 Better Coalition. Archived from the original on December 18, 2021. Retrieved December 18, 2021.{{cite web}}: CS1 maint: numeric names: authors list (link)

iglou.com (Global: low place; English: low place)

members.iglou.com

"Galveston-Houston Interurban". Houston Streetcars. Archived from the original on June 8, 2015. Retrieved October 4, 2014.^{[self-published source]}

minneapolisfed.org (Global: 2,255^th place; English: 1,024^th place)

1634–1699: McCusker, J. J. (1997). How Much Is That in Real Money? A Historical Price Index for Use as a Deflator of Money Values in the Economy of the United States: Addenda et Corrigenda (PDF). American Antiquarian Society. 1700–1799: McCusker, J. J. (1992). How Much Is That in Real Money? A Historical Price Index for Use as a Deflator of Money Values in the Economy of the United States (PDF). American Antiquarian Society. 1800–present: Federal Reserve Bank of Minneapolis. "Consumer Price Index (estimate) 1800–". Retrieved February 29, 2024.

smwrightproject.org (Global: low place; English: low place)

"S.M. Wright Project". Texas Department of Transportation. Archived from the original on February 28, 2018. Retrieved March 8, 2018.

state.tx.us (Global: 1,282^nd place; English: 574^th place)

tsl.state.tx.us

Texas State Highway Department (1936) [revised to November 23, 1939]. General Highway Map: Harris County Texas (Map). Supplementary Sheet 3 of 4. Archived from the original on March 12, 2007.
Texas State Highway Department (1936) [revised to November 23, 1939]. General Highway Map: Galveston County Texas (Map). Archived from the original on March 11, 2007.
Texas State Highway Department. Map Showing Proposed System of State Highways as Adopted June 1917 (Map). Archived from the original on March 10, 2007.^{[full citation needed]}
Texas State Highway Department (October 1, 1919). Highway Map: State of Texas (Map). Archived from the original on March 10, 2007.
Texas State Highway Department (1957) [State highways revised to January 1, 1961]. General Highway Map: Galveston County, Texas (Map).^{[permanent dead link]}

dot.state.tx.us

Transportation Planning and Programming Division (n.d.). "State Highway No. 3". Highway Designation Files. Texas Department of Transportation.
Texas Department of Transportation (June 11, 2007). "Reconstruction of IH 45—Gulf Freeway in Webster Announced" (Press release). Archived from the original on October 8, 2012.^{[full citation needed]}
Transportation Planning and Programming Division (n.d.). "Interstate Highway No. 345". Highway Designation Files. Texas Department of Transportation.
Transportation Planning and Programming Division (n.d.). "Interstate Highway No. 20". Highway Designation Files. Texas Department of Transportation. Retrieved July 21, 2010.
Transportation Planning and Programming Division (n.d.). "Interstate Highway No. 635". Highway Designation Files. Texas Department of Transportation. Retrieved July 21, 2010.

texasfreeway.com (Global: low place; English: low place)

"Interstate 45 South, the Gulf Freeway". Texas Freeway. Archived from the original on September 20, 2006. Retrieved September 25, 2006.^{[self-published source]}
"Aerial View of the Downtown End of the Gulf Freeway". Texas Department of Transportation archive library. 1953. Archived from the original on September 27, 2007.^{[full citation needed]}
"Aerial View of the Gulfgate Shopping Center". Texas Department of Transportation Archive Library. c. 1960s. Archived from the original on September 27, 2007.
General Drafting Company (1955). Houston (Map). Humble Oil. Archived from the original on September 27, 2007.
General Drafting Company (1958). Houston (Map). Humble Oil. Archived from the original on September 29, 2007.
General Drafting Company (1961). Houston, Texas (Map). Humble Oil. Archived from the original on September 27, 2007.

theguardian.com (Global: 16^th place; English: 11^th place)

"'It's just more and more lanes': the Texan revolt against giant new highways". the Guardian. April 29, 2022. Archived from the original on April 29, 2022. Retrieved April 29, 2022.

txdot.gov (Global: low place; English: 5,431^st place)

Transportation Planning and Programming Division (n.d.). "Highway Designations Glossary". Texas Department of Transportation. Archived from the original on July 10, 2022. Retrieved May 20, 2020.
"North Houston Highway Improvement Project (NHHIP)". Texas Department of Transportation. Retrieved April 24, 2026.

web.archive.org (Global: 1^st place; English: 1^st place)

Starks, Edward (January 27, 2022). "Table 1: Main Routes of the Dwight D. Eisenhower National System of Interstate and Defense Highways". FHWA Route Log and Finder List. Federal Highway Administration. Archived from the original on July 3, 2017. Retrieved December 25, 2023.
Public Roads Administration (August 14, 1957). Official Route Numbering for the National System of Interstate and Defense Highways as Adopted by the American Association of State Highway Officials (Map). Washington, DC: Public Roads Administration. Archived from the original on July 19, 2017. Retrieved June 14, 2018 – via Wikimedia Commons.
Transportation Planning and Programming Division (n.d.). "Highway Designations Glossary". Texas Department of Transportation. Archived from the original on July 10, 2022. Retrieved May 20, 2020.
Love, Caroline (December 7, 2021). "Federal highway officials visit Houston amid I-45 expansion civil rights investigation". Houston Public Media. Archived from the original on December 18, 2021. Retrieved December 18, 2021.
Vasquez, Lucio (November 16, 2021). "Harris County pauses federal lawsuit over I-45 expansion to negotiate with TxDOT". Houston Public Media. Archived from the original on December 18, 2021. Retrieved December 18, 2021.
"'It's just more and more lanes': the Texan revolt against giant new highways". the Guardian. April 29, 2022. Archived from the original on April 29, 2022. Retrieved April 29, 2022.
Lozano, Juan A (December 20, 2022). "Houston city officials support $9 billion I-45 expansion project despite dispute". Associated Press. Archived from the original on May 6, 2023. Retrieved May 6, 2023.
Begley, Dug (May 4, 2023). "The long, long journey ahead for $9.7B rebuild of I-45". Houston Chronicle. Archived from the original on May 6, 2023. Retrieved May 6, 2023.
"Interstate 45 South, the Gulf Freeway". Texas Freeway. Archived from the original on September 20, 2006. Retrieved September 25, 2006.^{[self-published source]}
"Galveston-Houston Interurban". Houston Streetcars. Archived from the original on June 8, 2015. Retrieved October 4, 2014.^{[self-published source]}
Texas State Highway Department (1936) [revised to November 23, 1939]. General Highway Map: Harris County Texas (Map). Supplementary Sheet 3 of 4. Archived from the original on March 12, 2007.
Texas State Highway Department (1936) [revised to November 23, 1939]. General Highway Map: Galveston County Texas (Map). Archived from the original on March 11, 2007.
"Clearing up confusion of multiple highway names". Houston Chronicle. November 20, 2005. Archived from the original on March 11, 2007.
Texas State Highway Department. Map Showing Proposed System of State Highways as Adopted June 1917 (Map). Archived from the original on March 10, 2007.^{[full citation needed]}
Texas State Highway Department (October 1, 1919). Highway Map: State of Texas (Map). Archived from the original on March 10, 2007.
Bureau of Public Roads & American Association of State Highway Officials (November 11, 1926). United States System of Highways Adopted for Uniform Marking by the American Association of State Highway Officials (Map). 1:7,000,000. Washington, DC: United States Geological Survey. OCLC 32889555. Archived from the original on April 13, 2017. Retrieved November 7, 2013 – via Wikimedia Commons.
Slotboom, Erik (2003). "Chapter 4: The Spokes". Houston Freeways: A Historical and Visual Journey. Oscar F. "Erik" Slotboom. ISBN 0-9741605-3-9. Archived from the original on September 6, 2006. Retrieved September 11, 2006.^{[self-published source?]}
"Aerial View of the Downtown End of the Gulf Freeway". Texas Department of Transportation archive library. 1953. Archived from the original on September 27, 2007.^{[full citation needed]}
Slotboom, Erik (2003). "Chapter 5: The Loops". Houston Freeways: A Historical and Visual Journey. Oscar F. "Erik" Slotboom. ISBN 0-9741605-3-9. Archived from the original on September 6, 2006. Retrieved September 11, 2006.^{[self-published source?]}
"Aerial View of the Gulfgate Shopping Center". Texas Department of Transportation Archive Library. c. 1960s. Archived from the original on September 27, 2007.
General Drafting Company (1955). Houston (Map). Humble Oil. Archived from the original on September 27, 2007.
General Drafting Company (1958). Houston (Map). Humble Oil. Archived from the original on September 29, 2007.
Slotboom, Erik (2003). "Chapter 6: Freeway Mass Transit". Houston Freeways: A Historical and Visual Journey. Oscar F. "Erik" Slotboom. ISBN 0-9741605-3-9. Archived from the original on September 6, 2006. Retrieved September 11, 2006.^{[self-published source?]}
Texas Department of Transportation (June 11, 2007). "Reconstruction of IH 45—Gulf Freeway in Webster Announced" (Press release). Archived from the original on October 8, 2012.^{[full citation needed]}
Guthrie, Dana (May 27, 2011). "Gulf Freeway construction to begin this summer". Your Houston News. Archived from the original on May 30, 2011. Retrieved June 29, 2011.
Slotboom, Erik (2003). "Chapter 1: Building the System". Houston Freeways: A Historical and Visual Journey. Oscar F. "Erik" Slotboom. ISBN 0-9741605-3-9. Archived from the original on September 6, 2006. Retrieved September 11, 2006.^{[self-published source?]}
Slotboom, Erik (2003). "Chapter 3: Downtown Freeways". Houston Freeways: A Historical and Visual Journey. Oscar F. "Erik" Slotboom. ISBN 0-9741605-3-9. Archived from the original on September 6, 2006. Retrieved September 11, 2006.^{[self-published source?]}
General Drafting Company (1961). Houston, Texas (Map). Humble Oil. Archived from the original on September 27, 2007.
Sallee, Rad (April 23, 2006). "Rail on Richmond idea first rejected back in '83". Houston Chronicle. Archived from the original on June 10, 2006.
Cerota, Andy (December 6, 2021). "Federal officials now investigating I-45 expansion project". Archived from the original on December 18, 2021. Retrieved December 18, 2021.
Coalition, Make I.-45 Better. "Make It Better". Make I-45 Better Coalition. Archived from the original on December 18, 2021. Retrieved December 18, 2021.{{cite web}}: CS1 maint: numeric names: authors list (link)
Jordan, Jay R. (June 21, 2022). "TxDOT to tear down apartments for controversial I-45 expansion near downtown Houston". Chron. Archived from the original on June 21, 2022. Retrieved June 21, 2022.
"Houston · Texas". Houston · Texas. Archived from the original on December 18, 2021. Retrieved December 18, 2021.
Federal Highway Administration. "Previous Interstate Facts of the Day". Federal Highway Administration. Archived from the original on April 26, 2006.
"Urban History: Central Expressway". Archived from the original on October 1, 2011.
General Drafting Company (1961). Texas (Map). Humble Oil. Archived from the original on December 3, 2013.
"S.M. Wright Project". Texas Department of Transportation. Archived from the original on February 28, 2018. Retrieved March 8, 2018.

worldcat.org (Global: 4^th place; English: 4^th place)

search.worldcat.org

Bureau of Public Roads & American Association of State Highway Officials (November 11, 1926). United States System of Highways Adopted for Uniform Marking by the American Association of State Highway Officials (Map). 1:7,000,000. Washington, DC: United States Geological Survey. OCLC 32889555. Archived from the original on April 13, 2017. Retrieved November 7, 2013 – via Wikimedia Commons.

yourhoustonnews.com (Global: low place; English: low place)

Guthrie, Dana (May 27, 2011). "Gulf Freeway construction to begin this summer". Your Houston News. Archived from the original on May 30, 2011. Retrieved June 29, 2011.

Interstate 45 (English Wikipedia)

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americanantiquarian.org (Global: 1,217^th place; English: 526^th place)

chron.com (Global: 782^nd place; English: 402^nd place)

click2houston.com (Global: low place; English: 5,514^th place)

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