Intermodal Surface Transportation Efficiency Act#High Priority Corridors

|+ List of High Priority Corridors

! style="width: 7.5%;" | Corridor #

! style="width: 22.5%;" | Name

! style="width: 40%;" | Location

! style="width: 30%;" | Notes

|North-South Corridor

|Kansas City, Missouri to Shreveport, Louisiana

|Interstate 49

|Avenue of the Saints Corridor

|St. Louis, Missouri to St. Paul, Minnesota

|East-West Transamerica Corridor

|Hampton Roads, Virginia to southern Kansas

|Interstate 66 (Kansas–Kentucky)
Project officially cancelled on August 6, 2015

|Hoosier Heartland Industrial Corridor

|Lafayette, Indiana to Toledo, Ohio

|I-73/74 North-South Corridor

|Myrtle Beach, South Carolina to Cincinnati, Ohio, Detroit, Michigan and Sault Ste. Marie, Michigan

|United States Route 80 Corridor

|Meridian, Mississippi to Savannah, Georgia

|East-West Corridor

|Memphis, Tennessee to Atlanta, Georgia and Chattanooga, Tennessee

|Highway 412 East-West Corridor

|Tulsa, Oklahoma to Nashville, Tennessee

|United States Route 220 and the Appalachian Thruway Corridor

|Bedford, Pennsylvania to Corning, New York

|Interstate 99

|Appalachian Regional Corridor X

|Fulton, Mississippi to Birmingham, Alabama{{cite web |last1=Appalachian Regional Commission|title=Status of the Appalachian Development Highway System as of September 30, 2019 |url= https://www.arc.gov/wp-content/uploads/2020/07/ADHSStatusReportFY2019.pdf |work=Appalachian Regional Commission |access-date=December 12, 2020}}{{cite web |last1=Appalachian Regional Commission |title=Status of the Appalachian Development Highway System as of September 30, 2017 |url= https://www.arc.gov/images/programs/transp/ADHSStatusReportFY2017.pdf |work=Appalachian Regional Commission |access-date=July 3, 2020|url-status = dead |archive-url= https://web.archive.org/web/20200704022840/https://www.arc.gov/images/programs/transp/ADHSStatusReportFY2017.pdf

|archive-date=July 4, 2020

}}{{cite web |last1=Appalachian Regional Commission |title=ADHS Approved Corridors and Termini as of 2018 |url= https://www.arc.gov/program_areas/ADHSApprovedCorridorsandTermini.asp |work=Appalachian Regional Commission |access-date=July 3, 2020 |url-status = dead |archive-url = https://web.archive.org/web/20160610231044/http://route.transportation.org/Documents/2016%20SM%20Des%20Moines,%20IA/Agenda%20and%20List%20of%20Applications%20SM-2016.pdf |archive-date=June 10, 2016 }}

|See corridor 45

|Appalachian Regional Corridor V

|From Interstate 55 in northern Mississippi in the west to Interstate 24 in East Tennessee

|Route is from Batesville, Mississippi, and via Tupelo, Mississippi, Russellville, Alabama, and Huntsville, Alabama, ending just west of Chattanooga, Tennessee See also corridor 42.

|United States Route 25E Corridor

|Corbin, Kentucky to Morristown, Tennessee

|Raleigh-Norfolk Corridor

|Raleigh, North Carolina to Norfolk, Virginia

|Interstate 87 (North Carolina–Virginia)

|Heartland Expressway

|Denver, Colorado to Rapid City, South Dakota

|Urban Highway Corridor

|M-59 in Michigan

|Economic Lifeline Corridor

|I-15 and I-40 in California, Arizona, and Nevada

|Route 29 Corridor

|Greensboro, North Carolina to Washington, D.C.

|

|Port Huron, Michigan to Chicago, Illinois, Corpus Christi, Texas and Victoria, Texas

|Interstate 69 (see Corridor 20)

|United States Route 395 Corridor

|Canada–US border to Reno, Nevada

|United States Route 59 Corridor

|Laredo, Texas to Texarkana, Texas

|Interstate 69 (see Corridor 18)

|United States Route 219 Corridor

|Buffalo, New York to Interstate 80

|Alameda Transportation Corridor

|Ports of Los Angeles and Long Beach to Interstate 10

|(See Corridor 34)

|Interstate Route 35 Corridor

|Laredo, Texas to Duluth, Minnesota and the Canada–US border (via Interstate 29)

|Dalton Highway

|Deadhorse, Alaska to Fairbanks, Alaska

|State Route 168 (South Battlefield Boulevard)

|Great Bridge, Virginia Bypass to the North Carolina state line

|CANAMEX Corridor

|Nogales, Arizona to the Canada–US border

|Interstate 11 and Interstate 15

|Camino Real Corridor

|El Paso, Texas to the Canada–US border

|Birmingham Northern Beltline

|Birmingham, Alabama

|Appalachian Highway Development System Corridor X-1

|Coalfields Expressway

|Beckley, West Virginia to Pound, Virginia

|Interstate Route 5

|California, Oregon and Washington

|Mon–Fayette Expressway and Southern Beltway

|Pennsylvania and West Virginia

|Wisconsin Development Corridor

|Dubuque, Iowa to Eau Claire, Wisconsin

|Consists of three different corridors in the state of Wisconsin

|Capital Gateway Corridor

|Washington, D.C. to the Baltimore-Washington Parkway in Maryland

|U.S. Route 50

|Alameda Corridor-East and Southwest Passage

|East Los Angeles, California to Barstow, California and Coachella, California, and San Bernardino, California to Arizona

|(See Corridor 22)

|Everett-Tacoma FAST Corridor

|Everett, Washington to Tacoma, Washington

|NY-17

|Harriman, New York to I-90 in Pennsylvania

|ISTEA mandates that route be Interstate 86

|United States Route 90

|Lafayette, Louisiana to New Orleans, Louisiana

|Interstate 49

|Ports to Plains Corridor

|Laredo, Texas to Denver, Colorado

|Interstate 27 (Lubbock, Texas to Amarillo, Texas)

|United States Route 63

|Marked Tree, Arkansas to Interstate 55

|Interstate 555

|Greensboro Corridor

|Danville, Virginia to Greensboro, North Carolina

|Interstate 785

|Falls-to-Falls Corridor

|International Falls, Minnesota to Chippewa Falls, Wisconsin

|

|Batesville to Fulton, Mississippi

|formed from portions of ADHS corridors V and X; law designates highway as a future Interstate highway (route number not specified in law)

|United States Route 95 Corridor

|Eastport, Idaho to Oregon

|Louisiana Highway 1 Corridor

|Grand Isle, Louisiana to U.S. Route 90

|United States Route 78 Corridor

|Memphis, Tennessee to Birmingham, Alabama

|Interstate 22

|Interstate Route 710

|Long Beach, California to California State Route 60

|Interstate Route 87

|Quebec to New York City

|Route 50 High Plains Corridor

|Newton, Kansas to Pueblo, Colorado

|Atlantic Commerce Corridor

|Jacksonville, Florida to Miami, Florida

|East-West Corridor

|Watertown, New York to Calais, Maine

|SPIRIT Corridor

|El Paso, Texas to Wichita, Kansas

|

|Swifton, Arkansas to Jonesboro, Arkansas

|United States Highway Route 6

|Interstate 70 to Interstate 15

|California Farm-to-Market Corridor

|south of Bakersfield, California to Sacramento, California

|California State Route 99

|

|Dallas, Texas to Memphis, Tennessee

|La Entrada al Pacifico Corridor

|Lamesa, Texas to Presidio, Texas

|United States Route 41 corridor

|Milwaukee, Wisconsin to Green Bay, Wisconsin

|Interstate 41

|Theodore Roosevelt Expressway

|Rapid City, South Dakota to Raymond, Montana

|Central North American Trade Corridor

|border between North Dakota and South Dakota to the Canada–US border

|Providence Beltline Corridor

|Hope Valley, Rhode Island to Massachusetts

|

|various corridors in Missouri

|Georgia Developmental Highway System Corridors

|various corridors in Georgia

|Liberty Corridor

|various corridors in northern New Jersey

|

|various corridors in southern New Jersey

|Interstate Route 95 Corridor

|Connecticut

|Interstate Route 91 Corridor

|Connecticut

|Fairbanks-Yukon International Corridor

|Canada–US border to Fairbanks, Alaska

|Intermountain West Corridor and Washoe County Corridor

|Las Vegas, Nevada to Reno, Nevada

|Interstate 11 and Interstate 80

|Cross Valley Connector

|Interstate 5 to State Route 14, Santa Clarita Valley, California

|Economic Lifeline corridor

|I-15, I-40 and other roads in California, Arizona and Nevada

|High Desert Corridor

|Los Angeles, California to Las Vegas, Nevada

|Brightline West via Interstate 15

|North-South corridor

|Kansas City, Missouri to Shreveport, Louisiana

|Interstate 49

|Louisiana Highway corridor

|Grand Isle, Louisiana to U.S. Route 90

|

|Lafayette, Louisiana to New Orleans, Louisiana

|Interstate 49

|Louisiana 28 corridor

|Fort Polk, Louisiana to Alexandria, Louisiana

|

|Toledo, Ohio to Cincinnati, Ohio

|

|Indiana to Toledo, Ohio

|

|Cincinnati, Ohio to Cleveland, Ohio

|Interstate Route 376

|Monroeville, Pennsylvania to Sharon, Pennsylvania

|Intercounty Connector

|Interstate 270 to Interstate 95/U.S. Route 1 in Maryland

|Interstate 795

|Goldsboro, North Carolina to Interstate 40 west of Faison, North Carolina

|U.S. Route 70

|U.S. 70 from Interstate 40 at Garner, North Carolina to the port of Morehead City, North Carolina

|law designates highway as a future Interstate highway (route number not specified in law). Assigned Interstate 42 by AASHTO{{cite web |publisher=AASHTO |url= http://route.transportation.org/Documents/2016%20SM%20Des%20Moines%2c%20IA/Agenda%20and%20List%20of%20Applications%20SM-2016.pdf |title=AASHTO Electronic Balloting System - View Ballot - Agenda and List of Applications SM-2016 |access-date =May 5, 2016 |url-status=dead |archive-url= https://web.archive.org/web/20160610231044/http://route.transportation.org/Documents/2016%20SM%20Des%20Moines,%20IA/Agenda%20and%20List%20of%20Applications%20SM-2016.pdf |archive-date=June 10, 2016}}

|Sonoran Corridor (State Rte. 410)

|A new highway from Interstate 19 to Interstate 10 south of Tucson International Airport, Arizona

|law designates highway as a future Interstate highway (route number not specified in law)

|Central Texas Corridor

|Two routes from Interstate 10 (Pecos County) and Interstate 20 (Midland–Odessa), joining in Brady and continuing east to the Sabine River, passing in or near Fort Hood; College Station; Huntsville; and Livingston; all in Texas (paragraphs A–C)

Also designates spurs from I-14 North in Eden to I-10 near Junction following U.S. 83 (paragraph D), from I-14 in Woodville to I-10 in Beaumont via U.S. 69 (paragraph E), from I-14 in Jasper to I-10 in Beaumont via U.S. 96 (paragraph F), and from I-20 in Odessa to I-10 in Pecos County via U.S. 385, RM 305, and U.S. 190 (paragraph G).

|FAST mandates that route be Interstate 14; IIJA designates Bryan–College Station loop as Interstate 214, the spur from Brady to I-10 as Interstate 14 South, and the spur from Brady to I-20 as Interstate 14 North. Routes in paragraphs D–G are designated as future Interstate highways (route number not specified in law)

See also corridors 93 and 99–102

|Interstate 81

|From Interstate 86 to the Canada–United States border

|Interstate 70 from Salt Lake City, Utah to Denver, Colorado{{Efn |{{no wrap|I-70}} does not come near Salt Lake City; instead terminating {{convert|173|miles}} south of such city at {{nowrap|I-15}}. Regardless, the law states "Interstate Route 70 from Denver, Colorado, to Salt Lake City, Utah"}}

|Utah and Colorado

|Newberg-Dundee Bypass route

|From Newberg, Oregon to Dayton, Oregon{{Efn | The law's text states, "The Oregon 99W Newberg-Dundee Bypass Route between Newberg, Oregon and Dayton, Oregon;" however, the actual route number is Oregon Route 18. The bypass runs east of {{nowrap|Oregon Rte. 99W}}. The southern portion, Phase 1, between {{nowrap|Rte. 99W}} at Dundee and Rte. 219 is finished. Sufficient funding for the northern portion, Phase 2, which is from {{nowrap|Rte. 219}} to {{nowrap|Rte. 99W}}, has not yet been identified.{{cite web | publisher= Oregon Department of Transportation |title=OR 18: Newberg Dundee Bypass Phase 2 Design Phase |access-date=June 7, 2020 |url= https://www.oregon.gov/odot/projects/pages/project-details.aspx?project=19909}}{{cite web |last1=Oregon Department of Transportation |title=Bypass Opened January 6, 2018 |url= http://www.oregonjta.org/region2/?p=highway99w&expandable=2 |publisher=Oregon Department of Transportation |access-date=June 7, 2020}}}}

|

|Interstate 205

|Interstate 205 in Oregon

|I-57 Corridor Extension

|Extending Interstate 57 from its southern terminus at I-55 in southeastern Missouri to I-40 in North Little Rock, Arkansas

|ISTEA mandates that route be Interstate 57

|Pennyrile Parkway

|From Interstate 69 near Nortonville, Kentucky in the north, to Interstate 24 south of Hopkinsville, Kentucky

|ISTEA mandates that route be Interstate 169

|Western Kentucky Parkway

|The portion of the Western Kentucky Parkway between Interstate 69 in the west (near Nortonville, Kentucky) to Interstate 165 (formerly the William H. Natcher Parkway) in the east

|ISTEA mandates that route be Interstate 569

|

|U.S. 421 from I-85 in Greensboro to I-95 in Dunn, North Carolina

|IIJA designates as future Interstate highway (route number not specified in law)

|South Mississippi Corridor

|U.S. 84 from Natchez to Laurel, Mississippi, I-59 from Laurel to Hattiesburg, Mississippi, and U.S. 49 and MS 601 from Hattiesburg to Gulfport, Mississippi

|Largely identical to Central Mississippi Corridor (Corridor 100). IIJA designates the U.S. 84 and I-59 portions as a future Interstate highway (indirectly mandating it to be I-14); see also Corridor 94

|Kosciusko to Gulf Coast Corridor

|Starting at I-55 near Vaiden, Mississippi, running south and passing east of the vicinity of the Jackson Urbanized Area, connecting to U.S. 49 north of Hattiesburg, Mississippi, and generally following U.S. 49 to I-10 near Gulfport, Mississippi.

|Overlaps with corridors 93 and 100 south of Hattiesburg; IIJA designates as future Interstate highway (route number not specified in law)

|Interstate 22 Spur

|U.S. 45 from I-22 in Tupelo south to near Shannon, Mississippi.

|IIJA designates as future Interstate highway (route number not specified in law)

|

|U.S. 412 from I-35 in Noble County, Oklahoma via Tulsa, to its intersection with I-49 in Springdale, Arkansas

|IIJA designates as future Interstate highway (route number not specified in law)

|Louie B. Nunn Cumberland Expressway (sic)

|Cumberland Parkway from I-65 in Barren County to U.S. 27 in Somerset, Kentucky

|Part of the cancelled East-West Transamerica Corridor route (Corridor 3); IIJA mandates this route be Interstate 365

|

|MS 7 from I-55 in Grenada via Oxford to I-22 in Holly Springs, Mississippi

|

|Central Louisiana Corridor

|From the Sabine River, follows LA 8 and LA 28 to Alexandria, continuing east to join U.S. 84 and cross the Mississippi River near Natchez, Mississippi

|IIJA mandates this route be Interstate 14

See corridors 84, 93, and 100–102

|Central Mississippi Corridor

|U.S. 84 east from Natchez to Laurel, Mississippi, then follows I-59 northeast through Meridian to the Mississippi–Alabama state line near Cuba, Alabama;

also includes a spur following I-59 south to Hattiesburg, then U.S. 49 and proposed MS 601 to Gulfport

|IIJA mandates the route from Natchez to the Alabama state line be Interstate 14

See corridors 84, 93, 99, and 101–102

|Middle Alabama Corridor

|U.S. 80 east from I-20/59 near Cuba to Montgomery, then follows the partially-completed Montgomery Outer Loop (AL 108) to I-85, continuing east from Tuskegee via either U.S. 80 or I-85 and U.S. 280 to the Alabama–Georgia border in Phenix City

|IIJA mandates this route be Interstate 14

See corridors 84, 93, 99–100, and 102

|Middle Georgia Corridor

|Fall Line Freeway (GA 540) from Columbus via Warner Robins and Macon to Augusta, Georgia

|IIJA mandates this route be Interstate 14

See corridors 84, 93, and 99–101