Tennessee State Route 73
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| Route information | ||||
| Maintained by TDOT | ||||
| Length: | 101.76 mi (163.77 km) | |||
| Major junctions | ||||
| West end: |
   I-40 / US 321 / SR 95 in Lenoir City
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 I-75 in Lenoir City  US 129 / SR 115 in MaryvilleFoothills Parkway in Walland  US 441 in Pigeon ForgeGatlinburg Bypass in Gatlinburg US 441 in GatlinburgFoothills Parkway in Cosby  US 321 / SR 32 near CosbyI-40 near Cosby |
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| North end: |
   US 25 / US 70 / SR 9 in Newport
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| Location | ||||
| Counties: | Loudon, Blount, Sevier, Cocke | |||
| Highway system | ||||
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| Location: | Townsend–Great Smoky Mountains National Park |
State Route 73 is west-north state highway in East Tennessee.
The route begins at Interstate 40 (I-40) concurrent with US Route 321 (US-321) and SR-95 south of Oak Ridge and north of Lenoir City. The three routes head south to junction with U.S. Route 70 and Interstate 75 (I-75) in Lenoir City. They then continue southeast to junction with US Route 11 (US-11) in Lenoir City. SR-95 leaves US-321 and SR-73 south of Lenoir City, The now two routes head east into Blount County passing just south of Friendsville. On the edge of Maryville the routes have a short concurrency with SR-335 and junction with US Route 129 (US-129), in downtown the junction with US Route 411 (US-411) and SR-33. The routes then proceed out of Maryville and junction with the Foothills Parkway western section in Walland, turns south then back east to Townsend where the routes junction with Scenic SR-73. US-321 and mainline SR-73 turn north and Scenic 73 heads east into the Great Smoky Mountains National Park. The routes then continue northeasterly through Wears Valley to Pigeon Forge where they turn south onto US Route 441 and run concurrent for 8.5 miles to Gatlinburg(Just before Gatlinburg they have an interchange with Gatlinburg Bypass) where SR-73 and US-321 turn east and US-441 head south. . They then absorb and begin a concurrency with SR-32 in Cosby and junction with the Foothills Parkway east. SR-73 then leaves US-321 and SR-32 south of Newport it the junctions with I-40 for a second time and head northerly to terminate at U.S. Route 25 and U.S. Route 70 (US-25) and (US-70) on the east side of Newport.
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