Bridge conditions in Clay County, Illinois
167 inventoried bridges · 24 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Of the 167 Clay County bridges in the federal inventory, 24 carry a poor rating. That 14.4% share is roughly 2x the national average.
- 24 of the 167 bridges in Clay County, Illinois, are rated in poor condition (14.4%) in the 2025 National Bridge Inventory, as of .
- 83 bridges (49.7%) are rated good and 60 (35.9%) fair.
- The median Clay County bridge was built in 1984.
- The busiest poor-rated bridge is Fas 2704(old-50) over Raccoon Creek (built 1993), carrying about 1,400 vehicles a day.
Good 49.7% · Fair 35.9% · Poor 14.4% of 167 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 |
|---|---|---|---|
| Fas 2704(old-50) over Raccoon Creek | 1993 | 1,400 | Poor |
| Fas-798 over Little Muddy | 1970 | 475 | Poor |
| Fas-801 (ch 16) over Big Muddy Creek | 1951 | 450 | Poor |
| Fas-799 (ch-3) over Little Muddy Creek | 1941 | 425 | Poor |
| Fas-796 (ch-6) over Dismal Creek | 1959 | 375 | Poor |
| Fas-2789 (ch-18) over Icg RR | 1986 | 150 | Poor |
| Tr-159 over Little Muddy | 1977 | 125 | Poor |
| Tr-345a over Elm Creek | 1959 | 100 | Poor |
| Ch-19 over Brush Creek | 1970 | 100 | Poor |
| Tr-179 over Laws Creek | 1982 | 100 | Poor |
| Tr-281 over Buck Creek | 1987 | 100 | Poor |
| Tr-355 over Raccoon Creek | 1909 | 100 | Poor |
| Tr-41 over Little Wabash River | 1988 | 75 | Poor |
| Tr-229 over Big Muddy Creek | 1980 | 75 | Poor |
| Tr-284 over Creek | 1966 | 50 | Poor |
| Tr 388 over E Fk Wet Weather CR | 1923 | 50 | Poor |
| Tr-75 over Panther Creek | 1950 | 50 | Poor |
| Tr-255 over Sutton Creek | 1969 | 50 | Poor |
| Tr-271 over Little Muddy Creek | 1979 | 50 | Poor |
| Tr-271 over Branch Little Muddy | 1976 | 35 | Poor |
| Tr-6a over Crooked Creek | 1935 | 25 | Poor |
| Tr-120a over Raccoon Creek | 1922 | 25 | Poor |
| TR-128 (Goldeneye over Buck Creek | 1965 | 25 | Poor |
| Tr-398 over Branch Lt Wabash Riv | 1978 | 25 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap-327 (US-50) over Stream | 1969 | 5,200 | Fair |
| Fap 328 (US 45) over Grove Creek | 2009 | 5,200 | Good |
| Fap 328 (US 45) over Buck Creek | 2008 | 5,100 | Fair |
| Fap-327 (US-50 EB) over Elm River | 1965 | 4,950 | Fair |
| Fap-327 (US-50 WB) over Elm River | 1965 | 4,950 | Fair |
| Fap-327 (US-50) over Cxst RR | 1969 | 4,600 | Fair |
| Fap 328 (US 45) over Branch Elm River | 2009 | 4,550 | Good |
| Fap-327 (US-50) over Little Wabash River | 1953 | 4,000 | Fair |
| Fap 327 (US 50) over Little Muddy Creek | 2017 | 4,000 | Fair |
| Fap-328 (US-45) over Little Wabash River | 1967 | 3,550 | 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.