US Bridges

S-22-35 over Boser Creek

Good

Georgetown County, South Carolina · 3MI SE Outland · Structure no. 000000000008261

Built
1989
36 years old
Condition
Good
inspected May 2023
Type
Slab
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
400
2023 count
Owner
State
State Highway Agency

About this bridge

S-22-35 over Boser Creek is a prestressed concrete slab carrying S-22-35 over Boser Creek in Georgetown County, South Carolina. It was built in 1989, so it is 36 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 400 vehicles a day, roughly 6% of them trucks, projected to reach 584 by 2043. The structure is 60 ft (18.3 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesS-22-35
CrossesBoser Creek
Location3MI SE Outland
RouteState Highway 35
Coordinates33.68619, -79.32776
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating77.5 US tons
Inventory rating46.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1 (+2 approach)
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span30 ft (9.1 m)
Deck width39 ft (11.8 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2023)
Projected traffic584 by 2043
Trucks6%
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 S-22-35 over Boser Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is S-22-35 over Boser 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 May 2023.

How much traffic does S-22-35 over Boser Creek carry?

About 400 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is S-22-35 over Boser Creek?

The structure is 60 ft (18.3 m) long with a longest span of 30 ft (9.1 m) and a deck 39 ft wide.

Who owns S-22-35 over Boser Creek?

It is owned by the State Highway Agency.