US Bridges

US 76 WB over Wateree River SWP-1

Fair

Sumter County, South Carolina · 12 MI W of Sumter · Structure no. 000000000005862

Built
1970
55 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete
Length
690 ft
23 main spans
Daily traffic
9,350
2023 count
Owner
State
State Highway Agency

About this bridge

US 76 WB over Wateree River SWP-1 is a concrete tee beam carrying US 76 WB over Wateree River SWP-1 in Sumter County, South Carolina. It was built in 1970, so it is 55 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 9,350 vehicles a day, roughly 11% of them trucks, projected to reach 16,269 by 2043. The structure is 690 ft (210.3 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 76 WB
CrossesWateree River SWP-1
Location12 MI W of Sumter
RouteU.S. Route 76
Coordinates33.94974, -80.60906
Functional classRural Principal Arterial - Other

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating43.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans23
Design loadHS 20
Structure length690 ft (210.3 m)
Longest span30 ft (9.1 m)
Deck width43 ft (13.1 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,350 (2023)
Projected traffic16,269 by 2043
Trucks11%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 76 WB over Wateree River SWP-1 built?

It was built in 1970, making it 55 years old in 2025.

What condition is US 76 WB over Wateree River SWP-1 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 July 2024.

How much traffic does US 76 WB over Wateree River SWP-1 carry?

About 9,350 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US 76 WB over Wateree River SWP-1?

The structure is 690 ft (210.3 m) long with a longest span of 30 ft (9.1 m) and a deck 43 ft wide.

Who owns US 76 WB over Wateree River SWP-1?

It is owned by the State Highway Agency.