US Bridges

S-13-30 over Collins Branch

Fair

Chesterfield County, South Carolina · 7.6 MI NE Pageland · Structure no. 000000000006637

Built
1975
50 years old
Condition
Fair
inspected October 2024
Type
Channel Beam
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
250
2023 count
Owner
State
State Highway Agency

About this bridge

S-13-30 over Collins Branch is a prestressed concrete channel beam carrying S-13-30 over Collins Branch in Chesterfield County, South Carolina. It was built in 1975, so it is 50 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 250 vehicles a day, roughly 10% of them trucks, projected to reach 348 by 2043. The structure is 30 ft (9.1 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesS-13-30
CrossesCollins Branch
Location7.6 MI NE Pageland
RouteState Highway 30
Coordinates34.78397, -80.25773
Functional classRural Minor 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 protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating33.6 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 15
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width33 ft (10.2 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic250 (2023)
Projected traffic348 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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-13-30 over Collins Branch built?

It was built in 1975, making it 50 years old in 2025.

What condition is S-13-30 over Collins Branch 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 October 2024.

How much traffic does S-13-30 over Collins Branch carry?

About 250 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is S-13-30 over Collins Branch?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m) and a deck 33 ft wide.

Who owns S-13-30 over Collins Branch?

It is owned by the State Highway Agency.