US Bridges

C-42-724 over Shoally Creek

Good

Spartanburg County, South Carolina · 4.8 MI N of Spartanburg · Structure no. 000000000008494

Built
1991
34 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
181 ft
1 main span
Daily traffic
5,800
2023 count
Owner
County
County Highway Agency

About this bridge

C-42-724 over Shoally Creek is a prestressed concrete stringer/multi-beam or girder carrying C-42-724 over Shoally Creek in Spartanburg County, South Carolina. It was built in 1991, so it is 34 years old, younger 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 5,800 vehicles a day, roughly 5% of them trucks, projected to reach 7,424 by 2043. The structure is 181 ft (55.2 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesC-42-724
CrossesShoally Creek
Location4.8 MI N of Spartanburg
RouteCounty Highway 724
Coordinates35.01938, -81.95617
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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 rating63.9 US tons
Inventory rating49.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+4 approach)
Design loadHS 20
Structure length181 ft (55.2 m)
Longest span61 ft (18.6 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,800 (2023)
Projected traffic7,424 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 C-42-724 over Shoally Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is C-42-724 over Shoally Creek 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 November 2023.

How much traffic does C-42-724 over Shoally Creek carry?

About 5,800 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is C-42-724 over Shoally Creek?

The structure is 181 ft (55.2 m) long with a longest span of 61 ft (18.6 m) and a deck 43 ft wide.

Who owns C-42-724 over Shoally Creek?

It is owned by the County Highway Agency.