US Bridges

US 17 over Pocotaligo River

Fair

Jasper County, South Carolina · Beau/Jasper CO LN · Structure no. 000000000002044

Built
1923
102 years old, rebuilt 1940
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
10,900
2023 count
Owner
State
State Highway Agency

About this bridge

US 17 over Pocotaligo River is a concrete culvert carrying US 17 over Pocotaligo River in Jasper County, South Carolina. It was built in 1923 and reconstructed in 1940, so it is 102 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 10,900 vehicles a day, roughly 22% of them trucks, projected to reach 18,966 by 2043. The structure is 27 ft (8.2 m) long and 99 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesUS 17
CrossesPocotaligo River
LocationBeau/Jasper CO LN
RouteU.S. Route 17
CountyJasper County
StateSouth Carolina
Coordinates32.63954, -80.85765
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
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 geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating23.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width99 ft (30.3 m)
Roadway width95 ft (29 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,900 (2023)
Projected traffic18,966 by 2043
Trucks22%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$78,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 17 over Pocotaligo River built?

It was built in 1923, making it 102 years old in 2025. It was reconstructed in 1940.

What condition is US 17 over Pocotaligo 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 November 2023.

How much traffic does US 17 over Pocotaligo River carry?

About 10,900 vehicles per day (2023 count), of which roughly 22% are trucks.

How long is US 17 over Pocotaligo River?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m) and a deck 99 ft wide.

Who owns US 17 over Pocotaligo River?

It is owned by the State Highway Agency.