LA1064 over Little Natalbany River
Livingston Parish, Louisiana · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- LA1064 over Little Natalbany River in Livingston Parish, Louisiana, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 7 (good condition) on the 0-9 scale.
- It was built in 2019, making it 6 years old at the 2025 inventory.
- It carries about 2,854 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 97 of the 251 inventoried bridges in Livingston Parish rated good (38.6%); 19 (7.6%) 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 → (30.54437, -90.57861)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 8 | Very good condition |
| Superstructure | 9 | Excellent condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Continuous concrete stringer or multi-beam girder |
| Length | about 240 ft |
| Location | 0.3 Mi. E. of La 43 |
| NBI structure number | 623200000620353 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Louisiana department of transportation.
Busiest bridges in Livingston Parish
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I0012 over Hornsby Creek | 1969 | 78,208 | Fair |
| I0012 over Colyell Creek | 1969 | 78,208 | Fair |
| I0012 over Canal | 1969 | 78,208 | Good |
| I0012 over La 1032 | 1970 | 77,469 | Fair |
| I0012 over Creek | 1970 | 77,469 | Good |
| I0012 over La 3002 | 1970 | 77,469 | Fair |
All bridges nearby: Livingston Parish, LA bridge conditions · every bridge in Livingston Parish · Louisiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.