US Bridges

S-7-45 over Trib to Capers Creek

Fair

Beaufort County, South Carolina · 7.2 MI SE Beaufort · Structure no. 000000000006428

Built
1974
51 years old
Condition
Fair
inspected August 2023
Type
Slab
Concrete
Length
45 ft
3 main spans
Daily traffic
5,700
2023 count
Owner
State
State Highway Agency

About this bridge

S-7-45 over Trib to Capers Creek is a concrete slab carrying S-7-45 over Trib to Capers Creek in Beaufort County, South Carolina. It was built in 1974, so it is 51 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 5,700 vehicles a day, roughly 5% of them trucks, projected to reach 8,322 by 2043. The structure is 45 ft (13.7 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesS-7-45
CrossesTrib to Capers Creek
Location7.2 MI SE Beaufort
RouteState Highway 45
CountyBeaufort County
StateSouth Carolina
Coordinates32.39189, -80.57631
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating47.2 US tons
Inventory rating28.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length45 ft (13.7 m)
Longest span15 ft (4.6 m)
Deck width33 ft (10.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,700 (2023)
Projected traffic8,322 by 2043
Trucks5%
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 statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$149,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S-7-45 over Trib to Capers Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is S-7-45 over Trib to Capers Creek 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 August 2023.

How much traffic does S-7-45 over Trib to Capers Creek carry?

About 5,700 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-7-45 over Trib to Capers Creek?

The structure is 45 ft (13.7 m) long with a longest span of 15 ft (4.6 m) and a deck 33 ft wide.

Who owns S-7-45 over Trib to Capers Creek?

It is owned by the State Highway Agency.