US Bridges

C-42-798 over North Tiger Riv

GoodPosted for load

Spartanburg County, South Carolina · 5.0 MI NW of Lyman · Structure no. 000000000006582

Built
1974
51 years old
Condition
Good
inspected October 2023
Type
Channel Beam
Prestressed Concrete
Length
60 ft
2 main spans
Daily traffic
225
2023 count
Owner
County
County Highway Agency

About this bridge

C-42-798 over North Tiger Riv is a prestressed concrete channel beam carrying C-42-798 over North Tiger Riv in Spartanburg County, South Carolina. It was built in 1974, so it is 51 years old, older 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. Its operating status is: posted for load restriction.

It carries about 225 vehicles a day, roughly 5% of them trucks, projected to reach 288 by 2043. The structure is 60 ft (18.3 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesC-42-798
CrossesNorth Tiger Riv
Location5.0 MI NW of Lyman
RouteCounty Highway 798
Coordinates35.01288, -82.16467
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37.5 US tons
Inventory rating17.9 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length60 ft (18.3 m)
Longest span30 ft (9.1 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2023)
Projected traffic288 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was C-42-798 over North Tiger Riv built?

It was built in 1974, making it 51 years old in 2025.

What condition is C-42-798 over North Tiger Riv 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 2023.

How much traffic does C-42-798 over North Tiger Riv carry?

About 225 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is C-42-798 over North Tiger Riv?

The structure is 60 ft (18.3 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns C-42-798 over North Tiger Riv?

It is owned by the County Highway Agency.