US Bridges

S-46-81 over Tools Fork Creek

Good

York County, South Carolina · 6.0 MI NW Rock Hill · Structure no. 000000000002636

Built
2016
9 years old
Condition
Good
inspected March 2023
Type
Slab
Prestressed Concrete
Length
120 ft
1 main span
Daily traffic
4,100
2023 count
Owner
State
State Highway Agency

About this bridge

S-46-81 over Tools Fork Creek is a prestressed concrete slab carrying S-46-81 over Tools Fork Creek in York 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,100 vehicles a day, roughly 4% of them trucks, projected to reach 5,453 by 2043. The structure is 120 ft (36.6 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesS-46-81
CrossesTools Fork Creek
Location6.0 MI NW Rock Hill
RouteState Highway 81
Coordinates34.96396, -81.12105
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating51.5 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1 (+2 approach)
Design loadHL 93
Structure length120 ft (36.6 m)
Longest span60 ft (18.3 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,100 (2023)
Projected traffic5,453 by 2043
Trucks4%
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

OwnerState Highway Agency
Maintained byState 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 S-46-81 over Tools Fork Creek built?

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

What condition is S-46-81 over Tools Fork 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 March 2023.

How much traffic does S-46-81 over Tools Fork Creek carry?

About 4,100 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is S-46-81 over Tools Fork Creek?

The structure is 120 ft (36.6 m) long with a longest span of 60 ft (18.3 m) and a deck 42 ft wide.

Who owns S-46-81 over Tools Fork Creek?

It is owned by the State Highway Agency.