Otis/Wilie Mathews over Darling Creek
St. Helena Parish, Louisiana · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Otis/Wilie Mathews over Darling Creek in St. Helena 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 1999, making it 26 years old at the 2025 inventory.
- It carries about 200 vehicles a day (traffic count year 1999).
- Its listed owner is the county highway agency.
- It is one of 45 of the 139 inventoried bridges in St. Helena Parish rated good (32.4%); 12 (8.6%) 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 March 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 → (30.86706, -90.81685)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous prestressed concrete stringer or multi-beam girder |
| Length | about 294 ft |
| Location | 2.5 Mi. South of La 10 |
| NBI structure number | 624630520904911 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | March 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 St. Helena Parish
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| LA0016 over Tickfaw River | 1992 | 5,293 | Fair |
| LA0016 over Killians Branch | 1992 | 5,293 | Fair |
| LA0010 over Joseph Branch | 1991 | 5,211 | Fair |
| LA0016 over Little Natalbany River | 1992 | 4,942 | Fair |
| LA0016 over Natalbany River Relief | 1992 | 4,942 | Fair |
| LA0016 over Natalbany River | 1992 | 4,942 | Fair |
All bridges nearby: St. Helena Parish, LA bridge conditions · every bridge in St. Helena Parish · Louisiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.