Bridge conditions in Montgomery County, Indiana
252 inventoried bridges · 8 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
The federal inventory lists 252 bridges in Montgomery County: 121 rated good, 123 fair, and 8 poor.
- 8 of the 252 bridges in Montgomery County, Indiana, are rated in poor condition (3.2%) in the 2025 National Bridge Inventory, as of .
- 121 bridges (48.0%) are rated good and 123 (48.8%) fair.
- The median Montgomery County bridge was built in 1987.
- The busiest poor-rated bridge is SR 32 over Walnut Fork (built 1940), carrying about 5,670 vehicles a day.
Good 48.0% · Fair 48.8% · Poor 3.2% of 252 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 |
|---|---|---|---|
| SR 32 over Walnut Fork | 1940 | 5,670 | Poor |
| SR 32 over Mill Creek | 1920 | 3,556 | Poor |
| SR 234 over Raccoon Creek | 1941 | 1,730 | Poor |
| CR 500S over Sugar Creek/unnamed Rd | 1972 | 320 | Poor |
| CR 700W over North Fork of Coal Creek | 1967 | 200 | Poor |
| W Fall Creek Rd over Branch of Sugar Creek | 1974 | 150 | Poor |
| CR 300N over Black Creek | 1987 | 100 | Poor |
| CR 750E over Branch of Raccoon Creek | 1996 | 70 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-74 over Remley Ditch | 1964 | 20,469 | Fair |
| I-74 WB over CSX RR | 1964 | 17,540 | Good |
| I-74 EB over SR 47 | 1964 | 17,525 | Fair |
| I-74 WB over SR 47 | 1964 | 17,525 | Fair |
| US 231 over Dry Branch | 1931 | 17,443 | Good |
| I-74 EB over Sugar Creek | 1964 | 17,400 | Fair |
| I-74 WB over Sugar Creek | 1964 | 17,400 | Fair |
| I-74 EB over Little Sugar Creek | 1964 | 17,400 | Good |
| I-74 EB over CSX RR | 1964 | 17,140 | Good |
| US 231 over Fork of Dry Branch | 2003 | 16,160 | 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.