LA0501 over Iron Branch
Winn Parish, Louisiana · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- LA0501 over Iron Branch in Winn Parish, Louisiana, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 9 (excellent condition) on the 0-9 scale.
- It was built in 2022, making it 3 years old at the 2025 inventory.
- It carries about 549 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 119 of the 220 inventoried bridges in Winn Parish rated good (54.1%); 38 (17.3%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (32.01605, -92.78377)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 9 | Excellent condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 37 ft |
| Location | 2.0 Mi N of LA 1232 |
| NBI structure number | 086400000086400 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Louisiana department of transportation.
Busiest bridges in Winn Parish
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US0167 over Creosote Branch | 2006 | 15,576 | Good |
| US0167 over Kcs Railroad | 2006 | 15,576 | Fair |
| US0167 over Kansas City Southern RR | 2009 | 11,712 | Good |
| US0167 over Cedar Creek | 1988 | 11,712 | Good |
| US0167 over Dump Creek | 1988 | 11,712 | Good |
| US0167 over Port Deluce Creek | 1991 | 10,307 | Fair |
All bridges nearby: Winn Parish, LA bridge conditions · every bridge in Winn Parish · Louisiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.