US Bridges

US 221 over NS RR

Fair

Spartanburg County, South Carolina · City of Spartanburg · Structure no. 000000000000117

Built
1920
105 years old, rebuilt 1935
Condition
Fair
inspected November 2023
Type
Tee Beam
Concrete
Length
113 ft
3 main spans
Daily traffic
18,300
2023 count
Owner
State
State Highway Agency

About this bridge

US 221 over NS RR is a concrete tee beam carrying US 221 over NS RR in Spartanburg County, South Carolina. It was built in 1920 and reconstructed in 1935, so it is 105 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 18,300 vehicles a day, roughly 3% of them trucks, projected to reach 36,417 by 2043. The structure is 113 ft (34.4 m) long and 80 ft wide.

Location

Open in Google Maps
CarriesUS 221
CrossesNS RR
LocationCity of Spartanburg
RouteU.S. Route 221
CountySpartanburg County
StateSouth Carolina
Coordinates34.95499, -81.93521
Functional classUrban Other Principal Arterial

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.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.9 US tons
Inventory rating16.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length113 ft (34.4 m)
Longest span35 ft (10.7 m)
Deck width80 ft (24.4 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,300 (2023)
Projected traffic36,417 by 2043
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$927,000 (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 221 over NS RR built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1935.

What condition is US 221 over NS RR 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 November 2023.

How much traffic does US 221 over NS RR carry?

About 18,300 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is US 221 over NS RR?

The structure is 113 ft (34.4 m) long with a longest span of 35 ft (10.7 m) and a deck 80 ft wide.

Who owns US 221 over NS RR?

It is owned by the State Highway Agency.