
KennStilger47 // Shutterstock
1 / 20#20. Macon County
- Bridges in poor condition: 6.5% (11 of 169 bridges)
- Square meters of bridges in poor condition: 5.1% (1,628 of 31,943 square meters of bridges)

One in three U.S. bridges is in need of repair or replacement, according to data from the American Road & Transportation Builders Association, including 29% of interstate bridges. The cost to make these repairs is estimated to be in excess of $54 billion.
Stacker investigated which counties in Tennessee have the most bridges in dire need of repair using data from the Federal Highway Administration. The data is accurate as of June 15, 2022. Counties are ranked by percent of bridges in "poor" condition and ties are broken by percent square meters of bridges in poor condition. Counties that have no bridges or have no bridges in poor condition are excluded from the list.
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KennStilger47 // Shutterstock
1 / 20- Bridges in poor condition: 6.5% (11 of 169 bridges)
- Square meters of bridges in poor condition: 5.1% (1,628 of 31,943 square meters of bridges)
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2 / 20- Bridges in poor condition: 6.6% (4 of 61 bridges)
- Square meters of bridges in poor condition: 1.4% (225 of 16,344 square meters of bridges)
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3 / 20- Bridges in poor condition: 7.1% (24 of 337 bridges)
- Square meters of bridges in poor condition: 2.5% (3,256 of 128,667 square meters of bridges)
Tracy Burroughs Brown // Shutterstock
4 / 20- Bridges in poor condition: 7.2% (29 of 402 bridges)
- Square meters of bridges in poor condition: 11.4% (17,284 of 151,253 square meters of bridges)
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5 / 20- Bridges in poor condition: 7.2% (5 of 69 bridges)
- Square meters of bridges in poor condition: 9.0% (3,973 of 44,377 square meters of bridges)
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6 / 20- Bridges in poor condition: 7.5% (32 of 427 bridges)
- Square meters of bridges in poor condition: 5.9% (10,108 of 170,212 square meters of bridges)
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7 / 20- Bridges in poor condition: 7.5% (9 of 120 bridges)
- Square meters of bridges in poor condition: 2.2% (898 of 41,047 square meters of bridges)
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8 / 20- Bridges in poor condition: 7.7% (20 of 261 bridges)
- Square meters of bridges in poor condition: 8.6% (6,751 of 78,747 square meters of bridges)
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9 / 20- Bridges in poor condition: 8.1% (13 of 160 bridges)
- Square meters of bridges in poor condition: 5.3% (1,828 of 34,497 square meters of bridges)
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10 / 20- Bridges in poor condition: 8.3% (12 of 145 bridges)
- Square meters of bridges in poor condition: 15.7% (7,237 of 46,163 square meters of bridges)
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11 / 20- Bridges in poor condition: 8.4% (16 of 190 bridges)
- Square meters of bridges in poor condition: 13.9% (9,323 of 67,025 square meters of bridges)
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12 / 20- Bridges in poor condition: 8.6% (12 of 140 bridges)
- Square meters of bridges in poor condition: 10.1% (5,774 of 56,913 square meters of bridges)
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13 / 20- Bridges in poor condition: 9.5% (18 of 189 bridges)
- Square meters of bridges in poor condition: 8.9% (7,466 of 83,464 square meters of bridges)
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14 / 20- Bridges in poor condition: 10.9% (22 of 202 bridges)
- Square meters of bridges in poor condition: 19.5% (16,157 of 83,017 square meters of bridges)
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15 / 20- Bridges in poor condition: 11.5% (14 of 122 bridges)
- Square meters of bridges in poor condition: 5.0% (4,148 of 82,365 square meters of bridges)
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16 / 20- Bridges in poor condition: 11.7% (29 of 247 bridges)
- Square meters of bridges in poor condition: 24.2% (21,613 of 89,463 square meters of bridges)
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17 / 20- Bridges in poor condition: 13.1% (13 of 99 bridges)
- Square meters of bridges in poor condition: 20.4% (8,686 of 42,553 square meters of bridges)
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18 / 20- Bridges in poor condition: 13.8% (27 of 196 bridges)
- Square meters of bridges in poor condition: 3.9% (3,165 of 80,505 square meters of bridges)
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19 / 20- Bridges in poor condition: 14.7% (20 of 136 bridges)
- Square meters of bridges in poor condition: 15.1% (9,646 of 63,838 square meters of bridges)
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20 / 20- Bridges in poor condition: 16.1% (9 of 56 bridges)
- Square meters of bridges in poor condition: 17.0% (3,279 of 19,266 square meters of bridges)
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