US0167 over Middle Slough
Union Parish, Louisiana · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US0167 over Middle Slough in Union Parish, Louisiana, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 2012, making it 13 years old at the 2025 inventory.
- It carries about 422 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 25 of the 121 inventoried bridges in Union Parish rated good (20.7%); 13 (10.7%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated January 2024, on a 24-month routine inspection cycle.
- 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 → (32.89528, -92.6582)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Concrete slab |
| Length | about 216 ft |
| Location | 1.73 Mi. South of La 15 |
| NBI structure number | 055600000050231 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | January 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Louisiana department of transportation.
Busiest bridges in Union Parish
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| LA0002 over Fourmile Creek | 1964 | 11,805 | Fair |
| LA0002 over Mill Creek | 1964 | 11,805 | Fair |
| LA0033 over Bayou Darbonne | 1963 | 10,540 | Fair |
| LA0015 over Onemile Creek | 1953 | 8,290 | Fair |
| LA0015 over Creek | 1997 | 6,512 | Fair |
| LA0015 over CR | 2008 | 6,512 | Good |
All bridges nearby: Union Parish, LA bridge conditions · every bridge in Union Parish · Louisiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.