US Bridges

Sc 170 over Beach Hill Canal

Fair

Jasper County, South Carolina · Nr Ga/Sc LN · Structure no. 000000000001064

Built
1940
85 years old, rebuilt 1953
Condition
Fair
inspected November 2024
Type
Tee Beam
Concrete
Length
198 ft
8 main spans
Daily traffic
3,800
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 170 over Beach Hill Canal is a concrete tee beam carrying Sc 170 over Beach Hill Canal in Jasper County, South Carolina. It was built in 1940 and reconstructed in 1953, so it is 85 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 5 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 3,800 vehicles a day, roughly 30% of them trucks, projected to reach 4,256 by 2043. The structure is 198 ft (60.5 m) long and 33 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesSc 170
CrossesBeach Hill Canal
LocationNr Ga/Sc LN
RouteState Highway 170
CountyJasper County
StateSouth Carolina
Coordinates32.17524, -81.09134
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
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 alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans8
Design loadHS 15
Structure length198 ft (60.5 m)
Longest span25 ft (7.7 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,800 (2023)
Projected traffic4,256 by 2043
Trucks30%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Sc 170 over Beach Hill Canal built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1953.

What condition is Sc 170 over Beach Hill Canal 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 November 2024.

How much traffic does Sc 170 over Beach Hill Canal carry?

About 3,800 vehicles per day (2023 count), of which roughly 30% are trucks.

How long is Sc 170 over Beach Hill Canal?

The structure is 198 ft (60.5 m) long with a longest span of 25 ft (7.7 m) and a deck 33 ft wide.

Who owns Sc 170 over Beach Hill Canal?

It is owned by the State Highway Agency.