US Bridges

S-4-48 over Broadway Creek

Fair

Anderson County, South Carolina · 3.8MI E Anderson · Structure no. 000000000005204

Built
1968
57 years old
Condition
Fair
inspected December 2024
Type
Channel Beam
Prestressed Concrete
Length
150 ft
5 main spans
Daily traffic
4,000
2023 count
Owner
State
State Highway Agency

About this bridge

S-4-48 over Broadway Creek is a prestressed concrete channel beam carrying S-4-48 over Broadway Creek in Anderson County, South Carolina. It was built in 1968, so it is 57 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 6 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 4,000 vehicles a day, roughly 3% of them trucks, projected to reach 4,920 by 2043. The structure is 150 ft (45.7 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesS-4-48
CrossesBroadway Creek
Location3.8MI E Anderson
RouteState Highway 48
Coordinates34.50255, -82.58328
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.6 US tons
Inventory rating48.9 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans5
Design loadH 15
Structure length150 ft (45.7 m)
Longest span30 ft (9.1 m)
Deck width34 ft (10.3 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,000 (2023)
Projected traffic4,920 by 2043
Trucks3%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-4-48 over Broadway Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is S-4-48 over Broadway 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 December 2024.

How much traffic does S-4-48 over Broadway Creek carry?

About 4,000 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is S-4-48 over Broadway Creek?

The structure is 150 ft (45.7 m) long with a longest span of 30 ft (9.1 m) and a deck 34 ft wide.

Who owns S-4-48 over Broadway Creek?

It is owned by the State Highway Agency.