Bridge conditions in Clinton County, Indiana
210 inventoried bridges · 11 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
11 of the 210 bridges the federal inventory lists in Clinton County are rated poor; the rest split 68 good and 131 fair.
- 11 of the 210 bridges in Clinton County, Indiana, are rated in poor condition (5.2%) in the 2025 National Bridge Inventory, as of .
- 68 bridges (32.4%) are rated good and 131 (62.4%) fair.
- The median Clinton County bridge was built in 1974.
- The busiest poor-rated bridge is CR 150 S (kelley) over Prairie Creek (built 1954), carrying about 3,209 vehicles a day.
Good 32.4% · Fair 62.4% · Poor 5.2% of 210 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 |
|---|---|---|---|
| CR 150 S (kelley) over Prairie Creek | 1954 | 3,209 | Poor |
| Mulberry Jefferson over Branch of Spring Creek | 1954 | 1,217 | Poor |
| CR 1250 East over Kilmore Creek | 1923 | 544 | Poor |
| CR 000 Ew over Kilmore Creek | 1925 | 306 | Poor |
| CR 1150 East over Kilmore Creek | 1923 | 204 | Poor |
| CR 500 South over Scott Wincoop Ditch | 1960 | 204 | Poor |
| CR 710 East over S Fork of Wildcat Creek | 1927 | 103 | Poor |
| CR 900 West over Hog Run | 1933 | 102 | Poor |
| CR 600 West over South Fork Wildcat Creek | 1923 | 102 | Poor |
| CR 680 South over Davis Ditch | 1928 | 102 | Poor |
| CR 700 South over Withe Creek | 1955 | 102 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-65 over Manson-colfax Co Road | 2021 | 45,450 | Good |
| I-65 NB over Little Potato Creek | 1969 | 44,590 | Fair |
| I-65 SB over Little Potato Creek | 1969 | 44,590 | Fair |
| I-65 NB over Brush Creek | 1969 | 43,674 | Fair |
| I-65 SB over Brush Creek | 1969 | 43,674 | Fair |
| CR 350W over I-65 Nb/sb | 1969 | 43,674 | Fair |
| CR 600W over I-65 Sb/nb | 1969 | 43,674 | Good |
| US 421 over Prairie Creek | 1965 | 12,516 | Good |
| US 52 over Little Potato Creek | 1939 | 9,868 | Fair |
| SR 28 over I-65 Sb/nb | 1969 | 9,093 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Indiana: Indiana 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.