US 17 Alt over Fuller Swamp Creek
Colleton County, South Carolina · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 17 Alt over Fuller Swamp Creek in Colleton County, South Carolina, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1937, making it 88 years old at the 2025 inventory.
- It carries about 8,000 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 76 of the 231 inventoried bridges in Colleton County rated good (32.9%); 6 (2.6%) 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 → (32.93167, -80.56972)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 44 ft |
| Location | 5 Mi W of Cottageville |
| NBI structure number | 000000000000777 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the South Carolina department of transportation.
Busiest bridges in Colleton County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-95 NB over Combahee River | 1970 | 26,000 | Fair |
| I-95 NB over Combahee Swamp | 1970 | 26,000 | Fair |
| I-95 SB over Combahee River | 1970 | 26,000 | Fair |
| I-95 SB over Combahee Swamp | 1970 | 26,000 | Fair |
| I-95 NB over Great Swamp | 1972 | 24,700 | Fair |
| I-95 NB over S.c.l. Railroad | 1972 | 24,700 | Fair |
All bridges nearby: Colleton County, SC bridge conditions · every bridge in Colleton County · South Carolina bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.