US Bridges

S-46-819 over Trib to Grist Br

FairPosted for load

York County, South Carolina · 5.6 MI SE Clover · Structure no. 000000000004433

Built
1964
61 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete
Length
75 ft
5 main spans
Daily traffic
800
2023 count
Owner
State
State Highway Agency

About this bridge

S-46-819 over Trib to Grist Br is a concrete slab carrying S-46-819 over Trib to Grist Br in York County, South Carolina. It was built in 1964, so it is 61 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 800 vehicles a day, roughly 5% of them trucks, projected to reach 1,024 by 2043. The structure is 75 ft (22.9 m) long and 28 ft wide.

CarriesS-46-819
CrossesTrib to Grist Br
Location5.6 MI SE Clover
RouteState Highway 819
Coordinates35.04167, -81.18056
Functional classRural 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 rating30 US tons
Inventory rating17.9 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 (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2023)
Projected traffic1,024 by 2043
Trucks5%
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 S-46-819 over Trib to Grist Br built?

It was built in 1964, making it 61 years old in 2025.

What condition is S-46-819 over Trib to Grist Br 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 March 2024.

How much traffic does S-46-819 over Trib to Grist Br carry?

About 800 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-46-819 over Trib to Grist Br?

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-46-819 over Trib to Grist Br?

It is owned by the State Highway Agency.