Bridge conditions in Grant Parish, Louisiana
209 inventoried bridges · 30 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
About one in 7 bridges in Grant Parish is rated in poor condition: 30 of 209 on the federal inventory, one of the higher shares in Louisiana.
- 30 of the 209 bridges in Grant Parish, Louisiana, are rated in poor condition (14.4%) in the 2025 National Bridge Inventory, as of .
- 75 bridges (35.9%) are rated good and 104 (49.8%) fair.
- The median Grant Parish bridge was built in 1984.
- The busiest poor-rated bridge is US0167 over Mosley Mill Creek (built 1975), carrying about 11,712 vehicles a day.
Good 35.9% · Fair 49.8% · Poor 14.4% of 209 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.
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US0167 over Big Creek | 1988 | 11,712 | Good |
| US0167 over Creek | 1957 | 11,712 | Fair |
| US0167 over Mosley Mill Creek | 1975 | 11,712 | Poor |
| US0167 over Bear Creek | 1975 | 11,712 | Poor |
| US0165 over La 1230 UP RR | 1956 | 7,084 | Poor |
| US0167 over Mosely Creek | 2010 | 7,084 | Good |
| US0167 over Bear Creek | 2010 | 7,084 | Good |
| US0167 over Big Creek | 2014 | 7,084 | Good |
| US0165 over Old Slough | 2007 | 7,084 | Fair |
| US0165 over Big Creek | 2007 | 7,084 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
Every bridge in Grant Parish → - all 209, busiest first, each with its own condition record.
All of Louisiana: Louisiana 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.