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.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| 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 |
| US0071 over Bayou Rigolette | 1950 | 2,063 | Poor |
| US0071 over Bayou Rigolette | 1950 | 1,931 | Poor |
| LA0008 over Big Creek | 1968 | 1,590 | Poor |
| LA0122 over Creek | 1988 | 683 | Poor |
| LA0123 over Fish Creek | 1974 | 595 | Poor |
| LA0366 over Sandy Creek | 1955 | 368 | Poor |
| Selma Loop Rd over Creek | 1970 | 130 | Poor |
| LA0472 over Indian Creek | 1938 | 88 | Poor |
| LA0472 over Big Bear Creek | 1938 | 88 | Poor |
| Sparrow Lane over Marteau Bayou | 1919 | 40 | Poor |
| Grand Staff Rd over Creek | 1970 | 40 | Poor |
| Fdr 556 over Prairie Creek | 1962 | 34 | Poor |
| Fdr 119 over Socia Creek | 1970 | 30 | Poor |
| Fdr 127 over Hurricane Creek | 1975 | 30 | Poor |
| Fdr 145 over Dyson Creek | 1972 | 30 | Poor |
| Georgetown Ceme Rd over Key Branch | 1975 | 30 | Poor |
| Fdr 120 over S.fork Saddle Bayou | 1982 | 17 | Poor |
| Fdr 120 over Panther Bayou | 1981 | 15 | Poor |
| Fdr 120 over Caney Branch | 1981 | 15 | Poor |
| Bell Road over Mill Branch | 1982 | 15 | Poor |
| LA0524 over Elem Branch | 1931 | 14 | Poor |
| LA0524 over Jesse Branch | 1931 | 14 | Poor |
| Fdr 145 over Hurricane | 1970 | 13 | Poor |
| Fdr 145-a over Dry Prong Creek | 1970 | 13 | Poor |
| Fdr 102 over Indian Creek | 1965 | 12 | Poor |
| Fdr 102 over Shady Creek | 1965 | 12 | Poor |
| Fish Creek Camp Rd over Fish Creek | 1988 | 5 | Poor |
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.
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.