US Bridges

C-4-7135 over Big Generostee Creek

Fair

Anderson County, South Carolina · 4.3MI SW Anderson · Structure no. 000000000007967

Built
1986
39 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete
Length
90 ft
6 main spans
Daily traffic
250
2023 count
Owner
County
County Highway Agency

About this bridge

C-4-7135 over Big Generostee Creek is a concrete slab carrying C-4-7135 over Big Generostee Creek in Anderson County, South Carolina. It was built in 1986, so it is 39 years old, younger 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 5 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 250 vehicles a day, roughly 8% of them trucks, projected to reach 320 by 2043. The structure is 90 ft (27.4 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesC-4-7135
CrossesBig Generostee Creek
Location4.3MI SW Anderson
RouteCounty Highway 7135
Coordinates34.47618, -82.71963
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating28.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans6
Design loadHS 15
Structure length90 ft (27.4 m)
Longest span15 ft (4.6 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2023)
Projected traffic320 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was C-4-7135 over Big Generostee Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is C-4-7135 over Big Generostee 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 October 2023.

How much traffic does C-4-7135 over Big Generostee Creek carry?

About 250 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is C-4-7135 over Big Generostee Creek?

The structure is 90 ft (27.4 m) long with a longest span of 15 ft (4.6 m) and a deck 33 ft wide.

Who owns C-4-7135 over Big Generostee Creek?

It is owned by the County Highway Agency.