Bridge conditions in Martin County, Indiana
104 inventoried bridges · 8 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
8 of the 104 bridges the federal inventory lists in Martin County are rated poor; the rest split 41 good and 55 fair.
- 8 of the 104 bridges in Martin County, Indiana, are rated in poor condition (7.7%) in the 2025 National Bridge Inventory, as of .
- 41 bridges (39.4%) are rated good and 55 (52.9%) fair.
- The median Martin County bridge was built in 1992.
- The busiest poor-rated bridge is Route H-85 over Tributary/turkey Creek (built 1942), carrying about 200 vehicles a day.
Good 39.4% · Fair 52.9% · Poor 7.7% of 104 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 |
|---|---|---|---|
| Route H-85 over Tributary/turkey Creek | 1942 | 200 | Poor |
| Brooks Bridge Road over East Fork of White River | 1894 | 107 | Poor |
| Deep Cut Lake Road over Beaver Creek | 1890 | 100 | Poor |
| Deep Cut Lake Road over Beaver Creek | 1921 | 100 | Poor |
| Deep Cut Lake Road over Beaver Creek | 1890 | 97 | Poor |
| Deep Cut Lake Road over Beaver Creek | 1890 | 63 | Poor |
| Friends Creek Road over Friends Creek | 1910 | 52 | Poor |
| Hart Road over Boggs Creek | 1913 | 16 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 50 over Branch Friends Creek | 1930 | 13,136 | Good |
| US 50 over CSX RR | 1965 | 8,381 | Good |
| US 50 over East Fork White River | 1991 | 7,684 | Fair |
| US 50 over Boggs Creek | 1970 | 7,260 | Fair |
| US 231 over Branch Friends Creek | 1992 | 6,851 | Fair |
| US 231 over Haw Creek | 1930 | 6,443 | Fair |
| US 231 over Branch Friends Creek | 1930 | 6,443 | Fair |
| US 231 over Branch Slate Creek | 1986 | 6,334 | Fair |
| US 50 over Beech Creek | 2000 | 5,856 | Good |
| US 231 over Little Boggs Creek | 1940 | 5,613 | 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.