US Bridges

C-42-755 over Middle Tyger River

FairPosted for load

Spartanburg County, South Carolina · 3.4 MI NE Greer · Structure no. 000000000007861

Built
1984
41 years old
Condition
Fair
inspected November 2024
Type
Channel Beam
Prestressed Concrete
Length
120 ft
4 main spans
Daily traffic
250
2023 count
Owner
County
County Highway Agency

About this bridge

C-42-755 over Middle Tyger River is a prestressed concrete channel beam carrying C-42-755 over Middle Tyger River in Spartanburg County, South Carolina. It was built in 1984, so it is 41 years old, younger 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. Its operating status is: posted for load restriction.

It carries about 250 vehicles a day, roughly 5% of them trucks, projected to reach 320 by 2043. The structure is 120 ft (36.6 m) long and 28 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesC-42-755
CrossesMiddle Tyger River
Location3.4 MI NE Greer
RouteCounty Highway 755
Coordinates34.98009, -82.19309
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating49.6 US tons
Inventory rating25 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadH 15
Structure length120 ft (36.6 m)
Longest span30 ft (9.1 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 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 closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$600,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C-42-755 over Middle Tyger River built?

It was built in 1984, making it 41 years old in 2025.

What condition is C-42-755 over Middle Tyger River 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 C-42-755 over Middle Tyger River carry?

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

How long is C-42-755 over Middle Tyger River?

The structure is 120 ft (36.6 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns C-42-755 over Middle Tyger River?

It is owned by the County Highway Agency.