US Bridges

S-12-50 over Trib to Fishing CR

FairPosted for load

Chester County, South Carolina · 7.7MI NW Richburg · Structure no. 000000000004071

Built
1963
62 years old
Condition
Fair
inspected January 2024
Type
Slab
Concrete
Length
75 ft
5 main spans
Daily traffic
200
2022 count
Owner
State
State Highway Agency

About this bridge

S-12-50 over Trib to Fishing CR is a concrete slab carrying S-12-50 over Trib to Fishing CR in Chester County, South Carolina. It was built in 1963, so it is 62 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 5 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 200 vehicles a day, roughly 11% of them trucks, projected to reach 278 by 2042. The structure is 75 ft (22.9 m) long and 28 ft wide.

CarriesS-12-50
CrossesTrib to Fishing CR
Location7.7MI NW Richburg
RouteState Highway 50
Coordinates34.81833, -81.06306
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 alignment7: Better than present minimum criteria
Operating rating37.1 US tons
Inventory rating22.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadH 10
Structure length75 ft (22.9 m)
Longest span15 ft (4.6 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic278 by 2042
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$405,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S-12-50 over Trib to Fishing CR built?

It was built in 1963, making it 62 years old in 2025.

What condition is S-12-50 over Trib to Fishing 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 January 2024.

How much traffic does S-12-50 over Trib to Fishing CR carry?

About 200 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is S-12-50 over Trib to Fishing CR?

The structure is 75 ft (22.9 m) long with a longest span of 15 ft (4.6 m) and a deck 28 ft wide.

Who owns S-12-50 over Trib to Fishing CR?

It is owned by the State Highway Agency.