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    HomeADHS Approved Corridors and Termini

        
      
ADHS Approved Corridors and Termini
	
	
				
	
	
	The Appalachian Development Highway System (ADHS) is a network of 33 distinct highway corridors totaling 3,090 miles and connecting the 13 Appalachian states with the Interstate Highway System and a wide-range of domestic and global markets. As of February 2018, these corridors and termini are a part of the ADHS.

Corridor A (Georgia, North Carolina)

*From*I-285 north of Atlanta, GA, *to*I-40 near Clyde, NC

**Existing Route**GA – US 19, SR 5NC – US64, US 19A

Corridor A-1 (Georgia)

*From*Corridor A south of Cumming, GA, *to*Intersection SR 53 north of Dawson and Forsyth County line

**Existing Route**US19

Corridor A-2 (Georgia)

*From*Corridor A east of Canton, GA, *to*I-75 near Cartersville, GA

**Existing Route**SR 20

Corridor B (North Carolina, Tennessee, Virginia, Kentucky, Ohio)

*From*Intersection of I-26 and I-40 at Asheville, NC, *to* Corridor C north of Portsmouth, OH

**Existing Routes**NC – US 23TN – US 52VA – SR 348KY – SR 73

Corridor B-1 (Kentucky, Ohio)

*From*Corridor B near Greenup Dam, KY, *to*Corridor B north of Portsmouth, OH

**Existing Routes**KY – US 23

Corridor C (Ohio)

*From*Corridor B north of Portsmouth, OH, *to*I-270 south of Columbus, OH

**Existing Routes**US 23

Corridor C-1 (Ohio)

*From*Corridor D near Jackson, OH, *to*Corridor C at Chillicothe, OH

**Existing Routes**US 35

Corridor D (Ohio, West Virginia)

*From*I-275 east of Cincinnati, OH, *to*I-79 near Bridgeport, WV

**Existing Routes**OH – SR 32WV – SR 124, US 50

Corridor E (West Virginia, Maryland)

*From*I-79 near Morgantown, WV, *to*I-70 near Hancock, MD

**Existing Routes**WV – SR 73MD – US 40

Corridor F (Tennessee, Kentucky)

*From*I-75 near Caryville, TN, *to*Corridor B near Jenkins, KY

**Existing Routes**TN – US 25W, SR 63KY – US 25E, US 119

Corridor G (Kentucky, West Virginia)

*From*Corridor B near Pikeville, KY, *to*I-64 near Charleston, WV

**Existing Routes**KY – US 119

Corridor H (West Virginia, Virginia)

**From**I-79 near Weston, WV, *to*I-81 near Strasburg, VA

**Existing Routes**WV – US 23VA – US 220, SR 55

Corridor I (Kentucky)

*From*Corridor F near Whitesburg, KY, *to*I-64 near Winchester, KY

**Existing Routes**SR 15

Corridor J ( Tennessee, Kentucky)

*From*I-24 near Chattanooga, TN, *to*I-75 near London, KY

**Existing Routes**TN – SR 8, SR 53KY – SR 61, SR 90, SR 80

Corridor J-1 (Tennessee)

*From*Algood City Limits *to*Corridor J near Gainsboro, TN

**Existing Routes**PSR 451, SR 56

Corridor K (Tennessee, North Carolina)

*From*I-75 near Cleveland, TN, *to*Corridor A near Dillsboro, NC

**Existing Routes**TN – US 64NC – US 19, US 19A

Corridor L (West Virginia)

*From*I-77 near Beckley, WV, *to*I-79 near Sutton, WV

**Existing Routes**US 19

Corridor M (Pennsylvania)

*From*I-70/I-76 at New Stanton, PA, *to*I-81 near Harrisburg, PA

**Existing Routes**US 22

Corridor N (Maryland, Pennsylvania)

*From*Corridor E near Grantsville, MD, *to*Corridor M at Ebensburg, PA

**Existing Routes**MD – US 219

Corridor O (Maryland, Pennsylvania)

*From*Corridor E near Cumberland, MD, *to*I-80 near Belfonte, PA

**Existing Routes**MD – US 220

Corridor O-1 (Pennsylvania)

*From*Corridor O at Port Matilda, PA, *to*I-80 near Clearfield, PA

**Existing Routes**US 322

Corridor P (Pennsylvania)

*From*I-80 near Mackeyville, PA, *to*I-80 near Milton, PA

**Existing Routes**SR 147US 220

Corridor P-1 (Pennsylvania)

*From*Corridor M near New Buffalo, PA, *to*Corridor P near Milton, PA

**Existing**RoutesSR 147

Corridor Q (Kentucky, Virginia, West Virginia)

**From**Corridor B near Shelbiana, KY, *to*I-81 near Christiansburg, VA

**Existing Routes**KY – SR 80VA – SR 609WV – US 460

Corridor R (Kentucky)

*From*Corridor I near Campton, KY, *to*Corridor B at Prestonburg, KY

**Existing Routes**KY Mountain Pkwy.

Corridor S (Tennessee)

*From*I-81 north of White Pine, TN, *to*Corridor F south of Harrogate, TN

**Existing Routes**US 25E

Corridor T (Pennsylvania, New York)

*From*I-90 east of Erie, PA, *to*I-81 near Binghamton, NY

**Existing Routes**PA – SR 430NY – SR 17

Corridor U (Pennsylvania, New York)

*From*Corridor P near Williamsport, PA, *to*Corridor T near Elmira, NY

**Existing Routes**PA – US 15, SR 328NY – SR 328

Corridor U-1 (Pennsylvania, New York)

*From*Interchange with PA 328 *to*SR 17/I-86

**Existing Routes**PA – US 15

Corridor V (Mississippi, Alabama, Tennessee)

*From*I-55 near Batesville, MS, *to*I-24 west of Chattanooga, TN

**Existing Routes**MS – SR 6, SR 24, I-565AL – US 72TN – US 72

Corridor W (South Carolina, North Carolina)

*From*I-85 near Greenville, SC, *to*I-26 near Hendersonville, NC

**Existing Routes**SC – US 25 BypassNC – US 25

Corridor X (Mississippi, Alabama)

*From*Corridor V near Fulton, MS, *to*I-59 near Birmingham, AL

**Existing Routes**MS – US 78AL – US 78

Corridor X-1 (Alabama)

*From*I-459 near Birmingham, AL, *to*I-20 near Leeds, AL Appalachian Regional Commission

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