Bridge conditions in Pike County, Illinois
332 inventoried bridges · 34 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Pike County has 34 bridges rated poor out of 332 inventoried, a 10.2% share that puts it well above the national rate of about 7%.
- 34 of the 332 bridges in Pike County, Illinois, are rated in poor condition (10.2%) in the 2025 National Bridge Inventory, as of .
- 78 bridges (23.5%) are rated good and 220 (66.3%) fair.
- The median Pike County bridge was built in 1988.
- The busiest poor-rated bridge is I-72 / US 36 over Miss R/bnrr/nsrr/st (built 1999), carrying about 16,500 vehicles a day.
Good 23.5% · Fair 66.3% · Poor 10.2% of 332 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-72 / US 36 over Miss R/bnrr/nsrr/st | 1999 | 16,500 | Poor |
| US 54 over Plum Point Slough | 1928 | 3,100 | Poor |
| Il 96 over Levee | 1956 | 1,200 | Poor |
| Il 107 over Middle Fork Mckee CR | 1956 | 775 | Poor |
| Fas 603 over Bay Creek | 1963 | 725 | Poor |
| Tr 417 over the Sny | 1966 | 575 | Poor |
| Ch 4(FAS 596) over North Fork Hadley CR | 2012 | 575 | Poor |
| Tr 465A over Sixmile Creek | 1969 | 200 | Poor |
| Tr 245 over Blue Cr-lake Pittsfd | 1961 | 150 | Poor |
| Tr 80 over Branch Kiser Creek | 1988 | 150 | Poor |
| Ch 13 over Brewster Creek | 2012 | 150 | Poor |
| Tr 371 over Buck Branch | 1900 | 50 | Poor |
| Tr 293 over Bay Creek | 1970 | 50 | Poor |
| Tr 343 over Sixmile CR Tributary | 1959 | 50 | Poor |
| Tr 69A over Middle Fk Mckee TR1B | 1920 | 50 | Poor |
| Tr 490 over Flint Creek | 1986 | 50 | Poor |
| Tr 294 A over Cold Run Creek | 1998 | 50 | Poor |
| Tr 345 over Six Mile Tributary | 1977 | 50 | Poor |
| Tr 310 over Buck Branch | 1948 | 50 | Poor |
| Tr 310 over Buck Branch Tributar | 1948 | 50 | Poor |
| Tr 318 over Bay Creek Tributary | 1940 | 50 | Poor |
| Sbi 36 over Blue Creek | 1922 | 25 | Poor |
| Sbi 36 over Blue Creek | 1922 | 25 | Poor |
| Sbi 36 over Blue Creek | 1923 | 25 | Poor |
| Tr 123A over Walnut CR Tributary | 1920 | 25 | Poor |
| Tr 332 over Middle Fk Mckee Trib | 1915 | 25 | Poor |
| Tr 498A over Buckhorn Creek | 1920 | 25 | Poor |
| Tr 348 Agg Surf Ro over Honey Creek | 1981 | 25 | Poor |
| Tr 0325 over Dutch Creek | 1962 | 25 | Poor |
| Tr 311(PIG Pen Lan over Branch Honey Creek | 1989 | 25 | Poor |
| Tr 3A over Tucker Branch | 2007 | 25 | Poor |
| Tr 250 over Bay CR Trib | 2007 | 25 | Poor |
| Tr 98A over Hadley CR Tributary | 1900 | 25 | Poor |
| Tr 512 over Buckhorn Creek | 1920 | 20 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-72 / US 36 over Miss R/bnrr/nsrr/st | 1999 | 16,500 | Poor |
| I-72 over Trib Blue Creek | 1988 | 9,900 | Good |
| I-72 over Drainage Ditch | 1988 | 9,410 | Good |
| I-72 over Drainage Ditch | 1986 | 9,400 | Fair |
| I-72 over Drainage Ditch | 1986 | 9,400 | Fair |
| I-72 / US 36 over Drainage Ditch | 1986 | 9,400 | Fair |
| I-72 / US 36 over Drainage Ditch | 1986 | 9,400 | Fair |
| I-72 over Branch Kiser Creek | 1989 | 8,850 | Fair |
| I-72 over Branch Kiser Creek | 1989 | 8,850 | Fair |
| I-72 over Trib Bay Creek | 1989 | 8,000 | 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.