US Bridges

Sc 16 over Smith Branch #2

Good

Richland County, South Carolina · City of Columbia · Structure no. 000000000001283

Built
1943
82 years old, rebuilt 1962
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
57 ft
4 main spans
Daily traffic
20,500
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 16 over Smith Branch #2 is a concrete culvert carrying Sc 16 over Smith Branch #2 in Richland County, South Carolina. It was built in 1943 and reconstructed in 1962, so it is 82 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 20,500 vehicles a day, roughly 2% of them trucks, projected to reach 27,675 by 2043. The structure is 57 ft (17.4 m) long and 73 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSc 16
CrossesSmith Branch #2
LocationCity of Columbia
RouteState Highway 16
Coordinates34.02989, -81.03745
Functional classUrban 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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.2 US tons
Inventory rating28.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 15
Structure length57 ft (17.4 m)
Longest span10 ft (3 m)
Deck width73 ft (22.3 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,500 (2023)
Projected traffic27,675 by 2043
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 16 over Smith Branch #2 built?

It was built in 1943, making it 82 years old in 2025. It was reconstructed in 1962.

What condition is Sc 16 over Smith Branch #2 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 December 2023.

How much traffic does Sc 16 over Smith Branch #2 carry?

About 20,500 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Sc 16 over Smith Branch #2?

The structure is 57 ft (17.4 m) long with a longest span of 10 ft (3 m) and a deck 73 ft wide.

Who owns Sc 16 over Smith Branch #2?

It is owned by the State Highway Agency.