Bridge conditions in Jo Daviess County, Illinois
192 inventoried bridges · 21 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Of the 192 Jo Daviess County bridges in the federal inventory, 21 carry a poor rating. That 10.9% share is roughly 2x the national average.
- 21 of the 192 bridges in Jo Daviess County, Illinois, are rated in poor condition (10.9%) in the 2025 National Bridge Inventory, as of .
- 86 bridges (44.8%) are rated good and 85 (44.3%) fair.
- The median Jo Daviess County bridge was built in 1981.
- The busiest poor-rated bridge is US 20 over Rush Creek (built 1971), carrying about 3,800 vehicles a day.
Good 44.8% · Fair 44.3% · Poor 10.9% of 192 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 |
|---|---|---|---|
| US 20 over Rush Creek | 1971 | 3,800 | Poor |
| Township Road No. over Menominee River | 1968 | 1,150 | Poor |
| Il 78 over Davis Creek | 1982 | 600 | Poor |
| E Stagecoach Road over Apple River | 1937 | 575 | Poor |
| Ch-2 (dewey Ave) over Hughletts Branch | 1952 | 425 | Poor |
| Township Road No. over Smallpox Creek | 1957 | 375 | Poor |
| E Schapville Rd over Mill Creek | 1965 | 350 | Poor |
| W Council Hill Roa over E Fk of Galena River | 1940 | 275 | Poor |
| Township Road No 3 over Smallpox Creek | 1963 | 250 | Poor |
| E Massbach Road over Scrub Creek | 1940 | 225 | Poor |
| Township Rd No 128 over Wolf Creek | 1940 | 225 | Poor |
| East Bethel Road over Rush Creek | 1976 | 200 | Poor |
| N. Scout Camp Road over Br. of Apple River | 1988 | 150 | Poor |
| Canyon Rd over Clear Creek | 1935 | 125 | Poor |
| Willow Road over Muddy Plum River | 1950 | 125 | Poor |
| North Ford Road over E Fork Galena River | 1983 | 100 | Poor |
| E Loran Rd over Davis Creek | 1920 | 50 | Poor |
| Township Rd No 231 over Camp Creek | 1920 | 50 | Poor |
| Township Rd No 244 over Plum River | 1956 | 50 | Poor |
| Township Rd No 158 over Hells Branch | 1916 | 25 | Poor |
| Township Rd No 252 over S Fork Apple Riv | 1901 | 25 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 20 over Miss River Hwy RR | 1943 | 17,300 | Fair |
| US20 EB over Little Menominee Riv | 1965 | 10,900 | Fair |
| US20 WB over Little Menominee Riv | 1965 | 10,900 | Fair |
| US 20 WB over Menominee Rd | 1968 | 10,900 | Fair |
| US 20 EB over Menominee River | 1964 | 9,450 | Fair |
| US 20 WB over Menominee River | 1964 | 9,450 | Fair |
| US 20 EB over Sinsinawa River | 1966 | 8,650 | Fair |
| US 20 WB over Sinsinawa River | 1993 | 8,650 | Fair |
| US 20 and Il 84 over Galena Riv and Icgrr | 1984 | 8,250 | Fair |
| US 20 and Ill 84 over Smallpox Creek | 1971 | 5,750 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Illinois: Illinois 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.