C-30-620 over Little Durbin Creek
Laurens County, South Carolina · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- C-30-620 over Little Durbin Creek in Laurens County, South Carolina, 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 1997, making it 28 years old at the 2025 inventory.
- It carries about 200 vehicles a day (traffic count year 2023).
- Its listed owner is the county highway agency.
- It is one of 160 of the 254 inventoried bridges in Laurens County rated fair (63.0%); 11 (4.3%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated April 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 → (34.72028, -82.12868)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Timber stringer or multi-beam girder |
| Length | about 48 ft |
| Location | 16.6MI NW of Laurens |
| NBI structure number | 000000000009237 |
| Condition class | Fair |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | April 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 South Carolina department of transportation.
Busiest bridges in Laurens County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-385 over Sc 14 CSX RR Co Rd | 1958 | 46,000 | Fair |
| I-26 over Br to Millers Fork Ck | 1959 | 41,800 | Fair |
| I-26 over Millers Fork Creek | 1960 | 41,800 | Fair |
| I-385 over Warrior Creek | 1957 | 30,200 | Fair |
| I-26 over Beards Creek | 1959 | 25,500 | Fair |
| I-385 over EB Lane of I-26 | 2010 | 23,300 | Good |
All bridges nearby: Laurens County, SC bridge conditions · every bridge in Laurens County · South Carolina bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.