Bridge conditions in Jones County, Iowa
230 inventoried bridges · 11 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Jones County tracks close to typical: 11 of its 230 inventoried bridges (4.8%) are rated poor, against a national rate of about 7%.
- 11 of the 230 bridges in Jones County, Iowa, are rated in poor condition (4.8%) in the 2025 National Bridge Inventory, as of .
- 85 bridges (37.0%) are rated good and 134 (58.3%) fair.
- The median Jones County bridge was built in 1983.
- The busiest poor-rated bridge is County Rd X-31 over Mino Creek (built 1966), carrying about 520 vehicles a day.
Good 37.0% · Fair 58.3% · Poor 4.8% of 230 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| County Rd X-31 over Mino Creek | 1966 | 520 | Poor |
| County Rd X-64 over Overflow | 1950 | 393 | Poor |
| Stone City Rd. over Crow Creek | 1975 | 295 | Poor |
| Stone Bridge Rd over Wet Creek | 1893 | 294 | Poor |
| 150TH Ave. over Small Creek | 1959 | 242 | Poor |
| Landis Rd over Wapsipinicon River | 1909 | 78 | Poor |
| Newport Rd. over Small Creek | 1945 | 62 | Poor |
| 200TH Ave. over Small Creek | 1967 | 51 | Poor |
| Ebys Mill Rd over Small Creek | 1964 | 44 | Poor |
| 25TH Ave over Loss Creek | 1967 | 11 | Poor |
| Wapsipinicon Sp over Dutch Creek | 1925 | – | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 151 over Drainage Ditch | 1964 | 14,100 | Fair |
| US 151 over Unnamed Creek | 2001 | 12,200 | Good |
| 3RD Street over Fawn Creek | 1965 | 7,954 | Fair |
| US 151 SB over Wapsipinicon River | 1964 | 7,350 | Fair |
| US 151 NB over Wapsipinicon River | 2002 | 7,200 | Fair |
| US 151 SB over Kitty Creek | 1960 | 6,250 | Fair |
| US 151 NB over Kitty Creek | 2002 | 6,250 | Good |
| South Main St over Branch of Kitty Creek | 1972 | 6,117 | Fair |
| US 151 SB over Ia 64 | 2001 | 6,000 | Good |
| US 151 SB over Ia 1 | 2001 | 5,300 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Iowa: Iowa bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.