US Bridges

Sc 403 over Camp Branch

Good

Florence County, South Carolina · 4MI NW of Lake City · Structure no. 000000000001708

Built
1950
75 years old, rebuilt 1975
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
28 ft
3 main spans
Daily traffic
2,100
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 403 over Camp Branch is a concrete culvert carrying Sc 403 over Camp Branch in Florence County, South Carolina. It was built in 1950 and reconstructed in 1975, so it is 75 years old, older than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,100 vehicles a day, roughly 20% of them trucks, projected to reach 3,339 by 2043. The structure is 28 ft (8.5 m) long and 41 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSc 403
CrossesCamp Branch
Location4MI NW of Lake City
RouteState Highway 403
Coordinates33.92444, -79.83278
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.3 US tons
Inventory rating22.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length28 ft (8.5 m)
Longest span8 ft (2.4 m)
Deck width41 ft (12.6 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2023)
Projected traffic3,339 by 2043
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sc 403 over Camp Branch built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1975.

What condition is Sc 403 over Camp Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does Sc 403 over Camp Branch carry?

About 2,100 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is Sc 403 over Camp Branch?

The structure is 28 ft (8.5 m) long with a longest span of 8 ft (2.4 m) and a deck 41 ft wide.

Who owns Sc 403 over Camp Branch?

It is owned by the State Highway Agency.