Harp St over Bayou Bonne Idee
Morehouse Parish, Louisiana · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Harp St over Bayou Bonne Idee in Morehouse Parish, Louisiana, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 2005, making it 20 years old at the 2025 inventory.
- It carries about 150 vehicles a day (traffic count year 2004).
- Its listed owner is the county highway agency.
- It is one of 44 of the 136 inventoried bridges in Morehouse Parish rated good (32.4%); 19 (14.0%) 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 → (32.92637, -91.67721)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 29 ft |
| Location | 0.4 MI W of US 165 |
| NBI structure number | 053432555914071 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Louisiana department of transportation.
Busiest bridges in Morehouse Parish
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US0165 over Tisdale Canal | 1978 | 12,405 | Fair |
| LA0139 over I.p. Drainage Canal | 1973 | 9,490 | Fair |
| LA1268 over Staulkinghead Creek | 1983 | 8,914 | Fair |
| US0425 over Bayou Bartholomew | 1985 | 7,629 | Fair |
| US0425 over Horse Bayou | 2012 | 5,676 | Fair |
| US0425 over Bayou Bartholomew | 2012 | 5,676 | Good |
All bridges nearby: Morehouse Parish, LA bridge conditions · every bridge in Morehouse Parish · Louisiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.