Rock Hill Road over Grays Creek
Grant Parish, Louisiana · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Rock Hill Road over Grays Creek in Grant 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 2017, making it 8 years old at the 2025 inventory.
- It carries about 130 vehicles a day (traffic count year 2023).
- Its listed owner is the county highway agency.
- It is one of 75 of the 209 inventoried bridges in Grant Parish rated good (35.9%); 30 (14.4%) 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 → (31.49658, -92.5199)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 8 | Very good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Concrete slab |
| Length | about 80 ft |
| Location | 5.72 MI N of Jct US 71 |
| NBI structure number | 082200000080676 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Louisiana department of transportation.
Busiest bridges in Grant Parish
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US0167 over Big Creek | 1988 | 11,712 | Good |
| US0167 over Creek | 1957 | 11,712 | Fair |
| US0167 over Mosley Mill Creek | 1975 | 11,712 | Poor |
| US0167 over Bear Creek | 1975 | 11,712 | Poor |
| US0165 over La 1230 UP RR | 1956 | 7,084 | Poor |
| US0167 over Mosely Creek | 2010 | 7,084 | Good |
All bridges nearby: Grant Parish, LA bridge conditions · every bridge in Grant Parish · Louisiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.