US Bridges

US 176 over Sandy Run Creek

Fair

Berkeley County, South Carolina · 9MI SW Moncks Crn · Structure no. 000000000000836

Built
1938
87 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
10,800
2023 count
Owner
State
State Highway Agency

About this bridge

US 176 over Sandy Run Creek is a concrete culvert carrying US 176 over Sandy Run Creek in Berkeley County, South Carolina. It was built in 1938, so it is 87 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 10,800 vehicles a day, roughly 12% of them trucks, projected to reach 13,176 by 2043. The structure is 32 ft (9.7 m) long and 38 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

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CarriesUS 176
CrossesSandy Run Creek
Location9MI SW Moncks Crn
RouteU.S. Route 176
CountyBerkeley County
StateSouth Carolina
Coordinates33.12972, -80.14778
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37.8 US tons
Inventory rating22.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length32 ft (9.7 m)
Longest span10 ft (3 m)
Deck width38 ft (11.6 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,800 (2023)
Projected traffic13,176 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$87,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 176 over Sandy Run Creek built?

It was built in 1938, making it 87 years old in 2025.

What condition is US 176 over Sandy Run 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 September 2023.

How much traffic does US 176 over Sandy Run Creek carry?

About 10,800 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is US 176 over Sandy Run Creek?

The structure is 32 ft (9.7 m) long with a longest span of 10 ft (3 m) and a deck 38 ft wide.

Who owns US 176 over Sandy Run Creek?

It is owned by the State Highway Agency.