South Carolina Highway 642
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| Dorchester Road | |
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| Route information | |
| Maintained by SCDOT | |
| Length: | 19.3 mi[1] (31.1 km) |
| Existed: | 1939 – present |
| Major junctions | |
| West end: |   US 17 Alt. near Summerville |
 I-526 in North Charleston I-26 in North Charleston |
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| East end: |   US 52 / US 78 in North Charleston |
| Location | |
| Counties: | Charleston, Dorchester |
| Highway system | |
South Carolina Highway 642 (SC 642, also known as Dorchester Road), is a 19.3-mile-long (31.1 km) state highway in the southeastern part of the U.S. state of South Carolina. It travels within the North Charleston and Summerville areas.
Contents
Route description
Lua error in package.lua at line 80: module 'strict' not found. SR 642 runs for 19.3 miles (31.1 km) from US 17 Alternate southwest of Summerville to US 52/US 78 in North Charleston. Dorchester Road is a heavily congested highway during morning and evening traffic periods.[citation needed] In Summerville, it narrows to a two lane road, creating a bottleneck of traffic in Dorchester County.[citation needed]
History
Lua error in package.lua at line 80: module 'strict' not found. Current plans call for widening of the road from Summerville to US 17 Alternate.[2]
Major Intersections
| County | Location | mi[1] | km | Destinations | Notes |
|---|---|---|---|---|---|
| Dorchester | | 0.0 | 0.0 | US 17 Alt. – Walterboro, Bamberg, Summerville |
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| | 2.9 | 4.7 |  SC 165 (Bacons Bridge Road) – Summerville, Charleston |
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| Charleston | North Charleston | 16.6– 16.7 |
26.7– 26.9 |
I-526 (Mark Clark Expressway) – Mt. Pleasant, Savannah, GA |
Exit 15 (I-526) |
| 18.6– 18.7 |
29.9– 30.1 |
I-26 – Columbia, Charleston |
Exit 215 (I-26) | ||
| 19.3 | 31.1 | US 52 / US 78 (Rivers Avenue) |
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| 1.000 mi = 1.609 km; 1.000 km = 0.621 mi |
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See also
References
External links
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Media related to Lua error in package.lua at line 80: module 'strict' not found. at Wikimedia Commons
