SC-18 over I-85
GoodCherokee County, South Carolina · 3.9 MI NE of Gaffney · Structure no. 000000000010914
- Built
- 2020
- 5 years old
- Condition
- Good
- inspected March 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 173 ft
- 2 main spans
- Daily traffic
- 5,400
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
SC-18 over I-85 is a prestressed concrete stringer/multi-beam or girder carrying SC-18 over I-85 in Cherokee County, South Carolina. It was built in 2020, so it is 5 years old, younger than the South Carolina average of 48 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 5,400 vehicles a day, roughly 14% of them trucks, projected to reach 7,614 by 2043. The structure is 173 ft (52.7 m) long and 62 ft wide. If it were closed, the detour would be 1.9 mi (3 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 8 Very Good | No problems noted. |
| Superstructure | 9 Excellent | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was SC-18 over I-85 built?
It was built in 2020, making it 5 years old in 2025.
What condition is SC-18 over I-85 in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.
How much traffic does SC-18 over I-85 carry?
About 5,400 vehicles per day (2023 count), of which roughly 14% are trucks.
How long is SC-18 over I-85?
The structure is 173 ft (52.7 m) long with a longest span of 87 ft (26.4 m) and a deck 62 ft wide.
Who owns SC-18 over I-85?
It is owned by the State Highway Agency.