US Bridges

C-4-3075 over Trib to Big Brushy CR

FairPosted for load

Anderson County, South Carolina · 19.0 MI NE of Anderson · Structure no. 000000000005212

Built
1968
57 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
175
2023 count
Owner
County
County Highway Agency

About this bridge

C-4-3075 over Trib to Big Brushy CR is a steel stringer/multi-beam or girder carrying C-4-3075 over Trib to Big Brushy CR in Anderson County, South Carolina. It was built in 1968, so it is 57 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. Its operating status is: posted for load restriction.

It carries about 175 vehicles a day, roughly 5% of them trucks, projected to reach 224 by 2043. The structure is 32 ft (9.8 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesC-4-3075
CrossesTrib to Big Brushy CR
Location19.0 MI NE of Anderson
RouteCounty Highway 3075
Coordinates34.75581, -82.50011
Functional classUrban Local

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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be 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 rating23.9 US tons
Inventory rating14.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 10
Structure length32 ft (9.8 m)
Longest span32 ft (9.8 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2023)
Projected traffic224 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$55,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C-4-3075 over Trib to Big Brushy CR built?

It was built in 1968, making it 57 years old in 2025.

What condition is C-4-3075 over Trib to Big Brushy CR 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 November 2024.

How much traffic does C-4-3075 over Trib to Big Brushy CR carry?

About 175 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is C-4-3075 over Trib to Big Brushy CR?

The structure is 32 ft (9.8 m) long with a longest span of 32 ft (9.8 m) and a deck 28 ft wide.

Who owns C-4-3075 over Trib to Big Brushy CR?

It is owned by the County Highway Agency.