Harriston Road over North Fork Coles Creek
Jefferson County, Mississippi · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Harriston Road over North Fork Coles Creek in Jefferson County, Mississippi, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1991, making it 34 years old at the 2025 inventory.
- It carries about 230 vehicles a day (traffic count year 2024).
- Its listed owner is the county highway agency.
- It is one of 51 of the 100 inventoried bridges in Jefferson County rated fair (51.0%); 2 (2.0%) 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 January 2024, on a 24-month routine inspection cycle.
- It is coded scour critical (NBI item 113 = 3): scour critical: foundations unstable for the assessed or calculated scour.
- 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 → (31.74125, -91.01036)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete channel beam |
| Length | about 222 ft |
| Location | Sec 33 T 9N R 2E B |
| NBI structure number | SA3200000000037 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | January 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 3: scour critical: foundations unstable for the assessed or calculated scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Mississippi department of transportation.
Busiest bridges in Jefferson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 61 over North Fork Coles Creek | 2007 | 2,850 | Fair |
| US 61 over North Fork Coles Creek | 2004 | 2,850 | Fair |
| US 61 over South Fork Coles Creek | 2006 | 2,600 | Fair |
| US 61 over South Fork Coles Creek | 2003 | 2,600 | Fair |
| US 61 over Folkes Creek | 2006 | 2,600 | Fair |
| US 61 over Folkes Creek | 2003 | 2,600 | Good |
All bridges nearby: Jefferson County, MS bridge conditions · every bridge in Jefferson County · Mississippi bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.