Fdr 570 over Ragan Creek
Natchitoches Parish, Louisiana · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Fdr 570 over Ragan Creek in Natchitoches Parish, Louisiana, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2023, making it 2 years old at the 2025 inventory.
- It carries about 50 vehicles a day.
- It is one of 129 of the 320 inventoried bridges in Natchitoches Parish rated good (40.3%); 46 (14.4%) 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 February 2025, 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 → (32.05466, -92.93685)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete slab |
| Length | about 40 ft |
| Location | National Forest Road |
| NBI structure number | 080604000033778 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | February 2025 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Louisiana department of transportation.
Busiest bridges in Natchitoches Parish
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I0049 over La 490 | 1985 | 28,142 | Good |
| I0049 over Bayou Barbue | 1984 | 28,142 | Fair |
| I0049 over Barbue Bayou Trib. | 1984 | 28,142 | Fair |
| I0049 over Emmanuel Road | 1985 | 28,142 | Fair |
| I0049 over Comitte Bayou | 1984 | 28,142 | Fair |
| I0049 over LA119 | 1985 | 28,142 | Fair |
All bridges nearby: Natchitoches Parish, LA bridge conditions · every bridge in Natchitoches Parish · Louisiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.