US Bridges

Sc 300 over Wells Branch

Good

Allendale County, South Carolina · Allendale-Barnwell Coln · Structure no. 000000000001339

Built
1947
78 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
53 ft
5 main spans
Daily traffic
700
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 300 over Wells Branch is a concrete culvert carrying Sc 300 over Wells Branch in Allendale County, South Carolina. It was built in 1947, so it is 78 years old, older 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 700 vehicles a day, roughly 13% of them trucks, projected to reach 1,022 by 2043. The structure is 53 ft (16.3 m) long and 36 ft wide.

CarriesSc 300
CrossesWells Branch
LocationAllendale-Barnwell Coln
RouteState Highway 300
Coordinates33.11753, -81.22647
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating32.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadH 15
Structure length53 ft (16.3 m)
Longest span10 ft (3 m)
Deck width36 ft (10.9 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2023)
Projected traffic1,022 by 2043
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Sc 300 over Wells Branch built?

It was built in 1947, making it 78 years old in 2025.

What condition is Sc 300 over Wells Branch 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 2024.

How much traffic does Sc 300 over Wells Branch carry?

About 700 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Sc 300 over Wells Branch?

The structure is 53 ft (16.3 m) long with a longest span of 10 ft (3 m) and a deck 36 ft wide.

Who owns Sc 300 over Wells Branch?

It is owned by the State Highway Agency.