US Bridges

S-40-939 over Hollinshead Creek

Good

Richland County, South Carolina · 5 MI N of Irmo · Structure no. 000000000009075

Built
1996
29 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete Continuous
Length
132 ft
4 main spans
Daily traffic
250
2023 count
Owner
State
State Highway Agency

About this bridge

S-40-939 over Hollinshead Creek is a concrete continuous slab carrying S-40-939 over Hollinshead Creek in Richland County, South Carolina. It was built in 1996, so it is 29 years old, younger 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 250 vehicles a day, roughly 5% of them trucks, projected to reach 320 by 2043. The structure is 132 ft (40.2 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-40-939
CrossesHollinshead Creek
Location5 MI N of Irmo
RouteState Highway 939
Coordinates34.15481, -81.18809
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
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 evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.8 US tons
Inventory rating47.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length132 ft (40.2 m)
Longest span33 ft (10.1 m)
Deck width37 ft (11.2 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2023)
Projected traffic320 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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-40-939 over Hollinshead Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is S-40-939 over Hollinshead Creek 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 October 2024.

How much traffic does S-40-939 over Hollinshead Creek carry?

About 250 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-40-939 over Hollinshead Creek?

The structure is 132 ft (40.2 m) long with a longest span of 33 ft (10.1 m) and a deck 37 ft wide.

Who owns S-40-939 over Hollinshead Creek?

It is owned by the State Highway Agency.