US Bridges

S-40-405 over Wateree Creek

Fair

Richland County, South Carolina · 2 MI NW of White Rock · Structure no. 000000000002245

Built
1955
70 years old, rebuilt 1993
Condition
Fair
inspected June 2024
Type
Slab
Concrete
Length
56 ft
4 main spans
Daily traffic
1,600
2023 count
Owner
State
State Highway Agency

About this bridge

S-40-405 over Wateree Creek is a concrete slab carrying S-40-405 over Wateree Creek in Richland County, South Carolina. It was built in 1955 and reconstructed in 1993, so it is 70 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 1,600 vehicles a day, roughly 5% of them trucks, projected to reach 2,576 by 2043. The structure is 56 ft (17.1 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesS-40-405
CrossesWateree Creek
Location2 MI NW of White Rock
RouteState Highway 405
CountyRichland County
StateSouth Carolina
Coordinates34.15614, -81.2991
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.7 US tons
Inventory rating19 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadH 10
Structure length56 ft (17.1 m)
Longest span14 ft (4.3 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2023)
Projected traffic2,576 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$183,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S-40-405 over Wateree Creek built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1993.

What condition is S-40-405 over Wateree Creek 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 June 2024.

How much traffic does S-40-405 over Wateree Creek carry?

About 1,600 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-40-405 over Wateree Creek?

The structure is 56 ft (17.1 m) long with a longest span of 14 ft (4.3 m) and a deck 26 ft wide.

Who owns S-40-405 over Wateree Creek?

It is owned by the State Highway Agency.