Bridge conditions in Cumberland County, Illinois
169 inventoried bridges · 12 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
The federal inventory lists 169 bridges in Cumberland County: 91 rated good, 66 fair, and 12 poor.
- 12 of the 169 bridges in Cumberland County, Illinois, are rated in poor condition (7.1%) in the 2025 National Bridge Inventory, as of .
- 91 bridges (53.8%) are rated good and 66 (39.1%) fair.
- The median Cumberland County bridge was built in 1980.
- The busiest poor-rated bridge is I-70 (WB) over Muddy Creek (built 1968), carrying about 11,550 vehicles a day.
Good 53.8% · Fair 39.1% · Poor 7.1% of 169 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 |
|---|---|---|---|
| I-70 (WB) over Muddy Creek | 1968 | 11,550 | Poor |
| I-70 (EB) over Muddy Creek | 1968 | 11,550 | Poor |
| I-57 (SB) over Eastern Illinois RR | 1964 | 9,450 | Poor |
| I-57 (NB) over Eastern Illinois RR | 1964 | 9,450 | Poor |
| I-57 (SB) over Fap 824 (US-45) | 1963 | 9,450 | Poor |
| I-57 (NB) over Fap 824(US 45) | 1963 | 9,450 | Poor |
| US 40(FAS 1707) over Embarras River | 1950 | 1,800 | Poor |
| Il 121 (fap 773) over Otter Creek | 1933 | 1,600 | Poor |
| Fas 656 over I-57 | 1963 | 1,050 | Poor |
| Ch 5(FAS 703) over Muddy Creek | 1963 | 300 | Poor |
| Tr-9 over Crooked Creek | 1909 | 50 | Poor |
| Tr 33 A over Trib Embarras River | 1970 | 25 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-70 over Crooked Creek | 1969 | 23,100 | Fair |
| I-70 (WB) over Range Creek | 1970 | 11,750 | Fair |
| I-70 (EB) over Range Creek | 1970 | 11,750 | Fair |
| I-70 (EB) over Fas 1657 | 1969 | 11,550 | Fair |
| I-70 (WB) over Fas 1657 | 1969 | 11,550 | Fair |
| I-70 (WB) over Muddy Creek | 1968 | 11,550 | Poor |
| I-70 (EB) over Muddy Creek | 1968 | 11,550 | Poor |
| I-70 (WB) over Cottonwood Creek | 1968 | 11,550 | Fair |
| I-70 (WB) over Il 121 (fap 773) | 1969 | 11,550 | Fair |
| I-70 (EB) over Il 121 (fap 773) | 1969 | 11,550 | 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.