| State Route 46 | ||||
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| Route information | ||||
| Maintained by TDOT | ||||
| Length: | 87.50 mi (140.82 km) | |||
| Major junctions | ||||
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| East end: |
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| Location | ||||
| Counties: | Stewart, Houston, Dickson, Hickman, Williamson | |||
| Highway system | ||||
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US 70 / SR 1 in Dickson
I-40 (exit 172) in Dickson![]()
SR 100 / SR 7 in Bon Aqua
I-840 (exit 14) near Leipers Fork