US Bridges

US 176 over Green Creek

Good

Spartanburg County, South Carolina · 3.0 MI E of Inman · Structure no. 000000000002085

Built
1954
71 years old, rebuilt 1978
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
19,500
2023 count
Owner
State
State Highway Agency

About this bridge

US 176 over Green Creek is a concrete culvert carrying US 176 over Green Creek in Spartanburg County, South Carolina. It was built in 1954 and reconstructed in 1978, so it is 71 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 19,500 vehicles a day, roughly 5% of them trucks, projected to reach 28,275 by 2043. The structure is 27 ft (8.2 m) long and 87 ft wide.

CarriesUS 176
CrossesGreen Creek
Location3.0 MI E of Inman
RouteU.S. Route 176
Coordinates35.03268, -82.05511
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating23.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width87 ft (26.5 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,500 (2023)
Projected traffic28,275 by 2043
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 176 over Green Creek built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 1978.

What condition is US 176 over Green Creek 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 January 2024.

How much traffic does US 176 over Green Creek carry?

About 19,500 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is US 176 over Green Creek?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m) and a deck 87 ft wide.

Who owns US 176 over Green Creek?

It is owned by the State Highway Agency.