Tennessee State Route 198
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| Route information | ||||
| Length: | 13.3 mi (21.4 km) | |||
| Major junctions | ||||
| South end: |
 SR 197 at Diamond Grove Community, Madison County | |||
| North end: |
 US 70 at Jackson | |||
| Location | ||||
| Counties: | Madison | |||
| Highway system | ||||
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State Route 198 (SR 198) is a secondary north–south state highway located in western Tennessee. The highway starts at SR 197 in the Diamond Grove community of southeast Madison County. It passes through Beech Bluff at approximately 3.2 miles (5.1 km) north of its southern end. For most of its entire length it is known as the Beech Bluff Road until it nears the city limits of Jackson. It is then designated as East Chester until its termination. It ends in Jackson at US Highway 70 (US 70).