US Bridges

S-46-1442 over RR NS

Fair

York County, South Carolina · Town of Fort Mill · Structure no. 000000000001158

Built
1940
85 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
122 ft
3 main spans
Daily traffic
14,300
2023 count
Owner
State
State Highway Agency

About this bridge

S-46-1442 over RR NS is a steel stringer/multi-beam or girder carrying S-46-1442 over RR NS in York County, South Carolina. It was built in 1940, so it is 85 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.

It carries about 14,300 vehicles a day, roughly 3% of them trucks, projected to reach 19,734 by 2043. The structure is 122 ft (37.2 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesS-46-1442
CrossesRR NS
LocationTown of Fort Mill
RouteState Highway 1442
CountyYork County
StateSouth Carolina
Coordinates35.00942, -80.94477
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.8 US tons
Inventory rating22.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length122 ft (37.2 m)
Longest span40 ft (12.2 m)
Deck width40 ft (12.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,300 (2023)
Projected traffic19,734 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$432,000 (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was S-46-1442 over RR NS built?

It was built in 1940, making it 85 years old in 2025.

What condition is S-46-1442 over RR NS 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 May 2023.

How much traffic does S-46-1442 over RR NS carry?

About 14,300 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is S-46-1442 over RR NS?

The structure is 122 ft (37.2 m) long with a longest span of 40 ft (12.2 m) and a deck 40 ft wide.

Who owns S-46-1442 over RR NS?

It is owned by the State Highway Agency.