S-23-920 over Trib to Mountain Crk
Greenville County, South Carolina · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- S-23-920 over Trib to Mountain Crk in Greenville County, South Carolina, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1976, making it 49 years old at the 2025 inventory.
- It carries about 8,700 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 351 of the 636 inventoried bridges in Greenville County rated good (55.2%); 47 (7.4%) 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 → (34.93546, -82.33847)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Concrete slab |
| Length | about 75 ft |
| Location | 6.4 Mi NE Greenville |
| NBI structure number | 000000000006872 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the South Carolina department of transportation.
Busiest bridges in Greenville County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-85 over Muddy Ford Rd (s-580) | 1960 | 140,900 | Fair |
| I-85 over Rocky Creek | 2022 | 140,900 | Good |
| I-85 over Brushy Creek | 1962 | 120,200 | Fair |
| I-85 over Enoree River | 2000 | 120,200 | Fair |
| I-85 over U S 276 | 1960 | 118,000 | Fair |
| I-85 over Laurel Creek | 1960 | 113,800 | Fair |
All bridges nearby: Greenville County, SC bridge conditions · every bridge in Greenville County · South Carolina bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.