Lamkin Rd over Cypress Bayou
Jackson Parish, Louisiana · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Lamkin Rd over Cypress Bayou in Jackson Parish, Louisiana, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1999, making it 26 years old at the 2025 inventory.
- It carries about 85 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 112 of the 163 inventoried bridges in Jackson Parish rated fair (68.7%); 13 (8.0%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (32.39587, -92.68697)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete slab |
| Length | about 118 ft |
| Location | .3 Mi East Int. 076 |
| NBI structure number | 052532237924111 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Louisiana department of transportation.
Busiest bridges in Jackson Parish
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US0167 over Creek | 1960 | 13,811 | Fair |
| US0167 over Creek | 2001 | 13,811 | Fair |
| US0167 over Kcs & Union Pacific RR | 2001 | 13,811 | Fair |
| US0167 over Little Dugdemona Creek | 1976 | 13,811 | Fair |
| US0167 over Creek | 2003 | 13,811 | Fair |
| LA1255 over Crip Railroad | 1977 | 12,847 | Fair |
All bridges nearby: Jackson Parish, LA bridge conditions · every bridge in Jackson Parish · Louisiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.