US Bridges

S-4-117 over Trib Little Beaverdam Ck

Fair

Anderson County, South Carolina · 15.6 MI NW Anderson · Structure no. 000000000007649

Built
1983
42 years old
Condition
Fair
inspected December 2024
Type
Slab
Concrete
Length
60 ft
4 main spans
Daily traffic
375
2023 count
Owner
State
State Highway Agency

About this bridge

S-4-117 over Trib Little Beaverdam Ck is a concrete slab carrying S-4-117 over Trib Little Beaverdam Ck in Anderson County, South Carolina. It was built in 1983, so it is 42 years old, younger 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 375 vehicles a day, roughly 14% of them trucks, projected to reach 480 by 2043. The structure is 60 ft (18.3 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesS-4-117
CrossesTrib Little Beaverdam Ck
Location15.6 MI NW Anderson
RouteState Highway 117
Coordinates34.55081, -82.9163
Functional classRural Local

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.
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating29.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadH 15
Structure length60 ft (18.3 m)
Longest span15 ft (4.6 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic375 (2023)
Projected traffic480 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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-4-117 over Trib Little Beaverdam Ck built?

It was built in 1983, making it 42 years old in 2025.

What condition is S-4-117 over Trib Little Beaverdam Ck 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-4-117 over Trib Little Beaverdam Ck carry?

About 375 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is S-4-117 over Trib Little Beaverdam Ck?

The structure is 60 ft (18.3 m) long with a longest span of 15 ft (4.6 m) and a deck 33 ft wide.

Who owns S-4-117 over Trib Little Beaverdam Ck?

It is owned by the State Highway Agency.