US Bridges

S-12-77 over Fishing Creek

Good

Chester County, South Carolina · 4.5MI N Great Falls · Structure no. 000000000004726

Built
2016
9 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
405 ft
4 main spans
Daily traffic
325
2023 count
Owner
State
State Highway Agency

About this bridge

S-12-77 over Fishing Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying S-12-77 over Fishing Creek in Chester County, South Carolina. It was built in 2016, so it is 9 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 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 325 vehicles a day, roughly 8% of them trucks, projected to reach 416 by 2043. The structure is 405 ft (123.5 m) long and 37 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesS-12-77
CrossesFishing Creek
Location4.5MI N Great Falls
RouteState Highway 77
Coordinates34.637, -80.92745
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.6 US tons
Inventory rating29.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length405 ft (123.5 m)
Longest span135 ft (41.1 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic325 (2023)
Projected traffic416 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
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 S-12-77 over Fishing Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is S-12-77 over Fishing 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 December 2024.

How much traffic does S-12-77 over Fishing Creek carry?

About 325 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is S-12-77 over Fishing Creek?

The structure is 405 ft (123.5 m) long with a longest span of 135 ft (41.1 m) and a deck 37 ft wide.

Who owns S-12-77 over Fishing Creek?

It is owned by the State Highway Agency.