US Bridges

US 29 over Pacolet River

Fair

Spartanburg County, South Carolina · 6.5 MI NE Spartanburg · Structure no. 000000000000220

Built
1925
100 years old, rebuilt 1972
Condition
Fair
inspected September 2023
Type
Arch - Deck
Concrete
Length
473 ft
6 main spans
Daily traffic
12,200
2023 count
Owner
State
State Highway Agency

About this bridge

US 29 over Pacolet River is a concrete arch - deck carrying US 29 over Pacolet River in Spartanburg County, South Carolina. It was built in 1925 and reconstructed in 1972, so it is 100 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 12,200 vehicles a day, roughly 5% of them trucks, projected to reach 24,278 by 2043. The structure is 473 ft (144.3 m) long and 73 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 29
CrossesPacolet River
Location6.5 MI NE Spartanburg
RouteU.S. Route 29
Coordinates34.99367, -81.83343
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.8 US tons
Inventory rating24.7 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length473 ft (144.3 m)
Longest span185 ft (56.5 m)
Deck width73 ft (22.4 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,200 (2023)
Projected traffic24,278 by 2043
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 29 over Pacolet River built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 1972.

What condition is US 29 over Pacolet River 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 September 2023.

How much traffic does US 29 over Pacolet River carry?

About 12,200 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is US 29 over Pacolet River?

The structure is 473 ft (144.3 m) long with a longest span of 185 ft (56.5 m) and a deck 73 ft wide.

Who owns US 29 over Pacolet River?

It is owned by the State Highway Agency.