US 15 over Lynches River
Lee County, South Carolina · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 15 over Lynches River in Lee 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 1992, making it 33 years old at the 2025 inventory.
- It carries about 6,400 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 47 of the 91 inventoried bridges in Lee County rated fair (51.6%); 2 (2.2%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- It was rated good in the 2024 inventory and is now fair (deck 7 to 6, superstructure 8 to 6).
- Its most recent inspection on record is dated July 2024, on a 24-month routine inspection cycle.
- 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 → (34.2501, -80.21296)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 6 | Satisfactory condition |
| Superstructure | 8 | 6 | Satisfactory condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 734 ft |
| Location | 2MI NE of Bishopville |
| NBI structure number | 000000000008577 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | U: unknown foundation, not evaluated for scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the South Carolina department of transportation.
Busiest bridges in Lee County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-20 over Laws Branch | 1972 | 29,500 | Fair |
| I-20 over Mill Branch | 1972 | 29,500 | Fair |
| I-20 EB over Scape Ore Swamp | 1971 | 15,350 | Fair |
| I-20 EB over U.S. 15 | 1971 | 15,350 | Good |
| I-20 WB over Scape Ore Swamp | 1971 | 15,350 | Fair |
| I-20 WB over US 15 | 1971 | 15,350 | Good |
All bridges nearby: Lee County, SC bridge conditions · every bridge in Lee County · South Carolina bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.