US Bridges

US 176 over Big Beaver Creek

Fair

Calhoun County, South Carolina · 12MI NW of ST Matthews · Structure no. 000000000000386

Built
1930
95 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete
Length
34 ft
1 main span
Daily traffic
3,000
2023 count
Owner
State
State Highway Agency

About this bridge

US 176 over Big Beaver Creek is a concrete tee beam carrying US 176 over Big Beaver Creek in Calhoun County, South Carolina. It was built in 1930, so it is 95 years old, older than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,000 vehicles a day, roughly 11% of them trucks, projected to reach 4,380 by 2043. The structure is 34 ft (10.3 m) long and 30 ft wide.

CarriesUS 176
CrossesBig Beaver Creek
Location12MI NW of ST Matthews
RouteU.S. Route 176
Coordinates33.75957, -80.91422
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45.7 US tons
Inventory rating27.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length34 ft (10.3 m)
Longest span34 ft (10.3 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2023)
Projected traffic4,380 by 2043
Trucks11%
Lanes on structure2
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 Big Beaver Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is US 176 over Big Beaver Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does US 176 over Big Beaver Creek carry?

About 3,000 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US 176 over Big Beaver Creek?

The structure is 34 ft (10.3 m) long with a longest span of 34 ft (10.3 m) and a deck 30 ft wide.

Who owns US 176 over Big Beaver Creek?

It is owned by the State Highway Agency.