US Bridges

S-46-114 over Allison Creek

Fair

York County, South Carolina · 7.7 MI NE York · Structure no. 000000000008803

Built
1994
31 years old
Condition
Fair
inspected March 2023
Type
Slab
Prestressed Concrete
Length
135 ft
3 main spans
Daily traffic
1,000
2023 count
Owner
State
State Highway Agency

About this bridge

S-46-114 over Allison Creek is a prestressed concrete slab carrying S-46-114 over Allison Creek in York County, South Carolina. It was built in 1994, so it is 31 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 6 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 1,000 vehicles a day, roughly 6% of them trucks, projected to reach 1,330 by 2043. The structure is 135 ft (41.1 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-46-114
CrossesAllison Creek
Location7.7 MI NE York
RouteState Highway 114
Coordinates35.06487, -81.13814
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.4 US tons
Inventory rating36.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3 (+1 approach)
Design loadHS 20
Structure length135 ft (41.1 m)
Longest span40 ft (12.2 m)
Deck width39 ft (11.9 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2023)
Projected traffic1,330 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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-46-114 over Allison Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is S-46-114 over Allison 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 March 2023.

How much traffic does S-46-114 over Allison Creek carry?

About 1,000 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is S-46-114 over Allison Creek?

The structure is 135 ft (41.1 m) long with a longest span of 40 ft (12.2 m) and a deck 39 ft wide.

Who owns S-46-114 over Allison Creek?

It is owned by the State Highway Agency.