US Bridges

US 29 over NS RR

Fair

Greenville County, South Carolina · 5.5MI SW of Greer · Structure no. 000000000000788

Built
1937
88 years old, rebuilt 1973
Condition
Fair
inspected August 2024
Type
Tee Beam
Concrete
Length
242 ft
5 main spans
Daily traffic
35,100
2023 count
Owner
State
State Highway Agency

About this bridge

US 29 over NS RR is a concrete tee beam carrying US 29 over NS RR in Greenville County, South Carolina. It was built in 1937 and reconstructed in 1973, so it is 88 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 35,100 vehicles a day, roughly 5% of them trucks, projected to reach 50,895 by 2043. The structure is 242 ft (73.8 m) long and 102 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 29
CrossesNS RR
Location5.5MI SW of Greer
RouteU.S. Route 29
CountyGreenville County
StateSouth Carolina
Coordinates34.91259, -82.32274
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionAugust 2024
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating34.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length242 ft (73.8 m)
Longest span54 ft (16.5 m)
Deck width102 ft (31.2 m)
Roadway width90 ft (27.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,100 (2023)
Projected traffic50,895 by 2043
Trucks5%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 29 over NS RR built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1973.

What condition is US 29 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 August 2024.

How much traffic does US 29 over NS RR carry?

About 35,100 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is US 29 over NS RR?

The structure is 242 ft (73.8 m) long with a longest span of 54 ft (16.5 m) and a deck 102 ft wide.

Who owns US 29 over NS RR?

It is owned by the State Highway Agency.