Counties with the most bridges in dire need of repair in Iowa

- Bridges in poor condition: 30.4% (116 of 381 bridges)
- Square meters of bridges in poor condition: 12.5% (13,612 of 108,958 square meters of bridges)

- Bridges in poor condition: 30.8% (52 of 169 bridges)
- Square meters of bridges in poor condition: 15.0% (5,690 of 37,903 square meters of bridges)

- Bridges in poor condition: 31.0% (49 of 158 bridges)
- Square meters of bridges in poor condition: 21.7% (5,492 of 25,296 square meters of bridges)

- Bridges in poor condition: 31.7% (19 of 60 bridges)
- Square meters of bridges in poor condition: 16.4% (2,176 of 13,286 square meters of bridges)

- Bridges in poor condition: 31.8% (55 of 173 bridges)
- Square meters of bridges in poor condition: 12.4% (4,837 of 39,144 square meters of bridges)

- Bridges in poor condition: 33.0% (75 of 227 bridges)
- Square meters of bridges in poor condition: 18.3% (10,943 of 59,657 square meters of bridges)

- Bridges in poor condition: 33.2% (65 of 196 bridges)
- Square meters of bridges in poor condition: 16.9% (7,413 of 43,984 square meters of bridges)

- Bridges in poor condition: 33.3% (82 of 246 bridges)
- Square meters of bridges in poor condition: 21.0% (10,985 of 52,336 square meters of bridges)

- Bridges in poor condition: 33.5% (62 of 185 bridges)
- Square meters of bridges in poor condition: 26.7% (10,555 of 39,544 square meters of bridges)

- Bridges in poor condition: 33.6% (114 of 339 bridges)
- Square meters of bridges in poor condition: 25.9% (22,629 of 87,388 square meters of bridges)

- Bridges in poor condition: 34.4% (101 of 294 bridges)
- Square meters of bridges in poor condition: 20.6% (18,843 of 91,597 square meters of bridges)

- Bridges in poor condition: 35.4% (93 of 263 bridges)
- Square meters of bridges in poor condition: 25.5% (15,353 of 60,263 square meters of bridges)

- Bridges in poor condition: 37.9% (86 of 227 bridges)
- Square meters of bridges in poor condition: 19.1% (12,796 of 67,008 square meters of bridges)

- Bridges in poor condition: 38.2% (86 of 225 bridges)
- Square meters of bridges in poor condition: 26.3% (13,097 of 49,778 square meters of bridges)

- Bridges in poor condition: 38.5% (87 of 226 bridges)
- Square meters of bridges in poor condition: 27.8% (12,786 of 46,008 square meters of bridges)

- Bridges in poor condition: 40.7% (83 of 204 bridges)
- Square meters of bridges in poor condition: 26.8% (17,358 of 64,720 square meters of bridges)

- Bridges in poor condition: 41.4% (126 of 304 bridges)
- Square meters of bridges in poor condition: 25.3% (29,461 of 116,356 square meters of bridges)

- Bridges in poor condition: 42.3% (104 of 246 bridges)
- Square meters of bridges in poor condition: 26.7% (15,440 of 57,785 square meters of bridges)

- Bridges in poor condition: 42.5% (79 of 186 bridges)
- Square meters of bridges in poor condition: 28.2% (10,689 of 37,855 square meters of bridges)

- Bridges in poor condition: 43.8% (98 of 224 bridges)
- Square meters of bridges in poor condition: 31.0% (13,280 of 42,869 square meters of bridges)