US Bridges

S-8-33 over Unnamed Stream

Good

Berkeley County, South Carolina · In Wando · Structure no. 000000000009134

Built
1997
28 years old, rebuilt 2024
Condition
Good
inspected October 2024
Type
Slab
Concrete Continuous
Length
98 ft
3 main spans
Daily traffic
21,000
2023 count
Owner
State
State Highway Agency

About this bridge

S-8-33 over Unnamed Stream is a concrete continuous slab carrying S-8-33 over Unnamed Stream in Berkeley County, South Carolina. It was built in 1997 and reconstructed in 2024, so it is 28 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 21,000 vehicles a day, roughly 13% of them trucks, projected to reach 25,620 by 2043. The structure is 98 ft (30 m) long and 87 ft wide.

CarriesS-8-33
CrossesUnnamed Stream
LocationIn Wando
RouteState Highway 33
Coordinates32.93369, -79.83402
Functional classUrban Minor Arterial

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating45.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length98 ft (30 m)
Longest span33 ft (10 m)
Deck width87 ft (26.4 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,000 (2023)
Projected traffic25,620 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 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-8-33 over Unnamed Stream built?

It was built in 1997, making it 28 years old in 2025. It was reconstructed in 2024.

What condition is S-8-33 over Unnamed Stream 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-8-33 over Unnamed Stream carry?

About 21,000 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is S-8-33 over Unnamed Stream?

The structure is 98 ft (30 m) long with a longest span of 33 ft (10 m) and a deck 87 ft wide.

Who owns S-8-33 over Unnamed Stream?

It is owned by the State Highway Agency.