List of Interstate Highways in South Carolina
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List of Interstate Highways in South Carolina
Interstate Highways of South Carolina
Interstate 26 markerInterstate 385 markerInterstate 85 Business marker
Highway shields for Interstate 26, Interstate 385, and Interstate 85 Business Spur
System information
Maintained by SCDOT
Length862.60 mi (1,388.22 km)
FormedJune 29, 1956 (1956-06-29)[1]
Highway names
InterstatesInterstate nn (I-nn)
Business Loop:Interstate nn Business Loop
(I-nn Bus.)
Business Spur:Interstate nn Business Spur
(I-nn Bus.)
System links

There are 11 Interstate Highways--5 primary and 6 auxiliary--that exist entirely or partially in the U.S. state of South Carolina. As of December 31, 2013, the state had a total of 850.80 miles (1,369.23 km) of interstate and 11.80 miles (18.99 km) of interstate business, all maintained by the South Carolina Department of Transportation (SCDOT).[2]

Primary Interstates

Number Length (mi)[3] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
141.51 227.74 I-20 at the GA state line I-95/I-20 Bus. in Florence 01964-01-011964 current
220.95 355.58 I-26 at the NC state line US 17 in Charleston 01960-01-011960 current
-- -- US 17 in Briarcliffe Acres Future I-73 at the NC state line proposed -- Future designated along SC 22.
-- -- US 17 in Garden City Future I-74 at the NC state line proposed -- Future designated along SC 31.
91.05 146.53 I-26 in Cayce I-77/US 21 at the NC state line 01975-01-011975 current
106.28 171.04 I-85 at the GA state line I-85 at the NC state line 01959-01-011959 current
198.76 319.87 I-95 at the GA state line I-95 at the NC state line 01968-01-011968 current
  •       Future

Auxiliary Interstates

Number Length (mi)[4] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
3.68 5.92 I-26/US 76 in Columbia US 21/US 76/US 176/US 321 in Columbia 01961-01-011961 current
17.70 28.49 I-385 in Mauldin US 29 in Greenville 01961-01-011961 current Toll road between I-385 and I-85.
5.24 8.43 I-26 in Cayce SC 48 in Columbia 01976-01-011976 01995-01-011995[5] Was an unsigned designated route, replaced by I-77.
42.16 67.85 I-26 near Clinton US 276 in Greenville 01962-01-011962 current
7.20 11.59 I-520 at the GA state line I-20 in North Augusta 02004-01-012004 current
19.26 31.00 US 17/SC 7 in Charleston I-526 Bus./US 17 in Mount Pleasant 01989-01-011989 current
2.25 3.62 US 176/US 221/SC 9 in Spartanburg I-85 Bus./US 76 near Spartanburg 01959-01-011959 current
  •       Former

Business Routes

Number Length (mi) Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
2.00 3.22 I-20/I-95 in Florence US 76 in Florence 01970-01-011970 current Boulevard grade business spur.
8.0 12.9 I-85 near Wellford I-85 near Spartanburg 01995-01-011995 current Freeway grade business loop.
5.7 9.2 I-95 near Walterboro I-95 near Walterboro proposed -- Proposed boulevard grade business loop.
0.60 0.97 I-126/US 21/US 76/US 176/US 321 in Columbia US 21/US 76/US 176/US 321 in Columbia 01980-01-011980 -- Was a boulevard grade business spur.
0.70 1.13 I-385/US 276 in Greenville US 29 in Greenville 01962-01-011962 current Unsigned boulevard grade business spur.
1.80 2.90 I-526/US 17 in Mount Pleasant SC 703 in Mount Pleasant 01992-01-011992 current Boulevard grade business spur.
1.60 2.57 US 29/US 176/SC 9 in Spartanburg I-585/US 176/US 221/SC 9 in Spartanburg 01959-01-011959 -- Was a boulevard grade business spur.
  •       Former
  •       Future

See also

References

  1. ^ Weingroff, Richard F. (Summer 1996). "Federal-Aid Highway Act of 1956, Creating the Interstate System". Public Roads. Washington, DC: Federal Highway Administration. 60 (1). ISSN 0033-3735. Retrieved 2012.
  2. ^ "Federal Highway Administration (FHWA) Route Log and Finder List: Table 3 - Interstate Routes". FHWA. Retrieved 2014.
  3. ^ "Federal Highway Administration (FHWA) Route Log and Finder List: Table 1 - Main Routes". FHWA. Retrieved 2014.
  4. ^ "Federal Highway Administration (FHWA) Route Log and Finder List: Table 2 - Auxiliary Routes". FHWA. Retrieved 2014.
  5. ^ "AASHTO Route Numbering Committee Agenda (1995-04-22)" (PDF). North Carolina Department of Transportation. July 28, 1995. Retrieved 2013.

External links


  This article uses material from the Wikipedia page available here. It is released under the Creative Commons Attribution-Share-Alike License 3.0.

List_of_Interstate_Highways_in_South_Carolina
 



 



 
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