US Bridges

C-42-1794 over Lawson Fork Crk

Good

Spartanburg County, South Carolina · 3.5 MI N of Spartanburg · Structure no. 000000000008496

Built
1991
34 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
210 ft
3 main spans
Daily traffic
225
2023 count
Owner
County
County Highway Agency

About this bridge

C-42-1794 over Lawson Fork Crk is a prestressed concrete stringer/multi-beam or girder carrying C-42-1794 over Lawson Fork Crk in Spartanburg County, South Carolina. It was built in 1991, so it is 34 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 225 vehicles a day, roughly 5% of them trucks, projected to reach 288 by 2043. The structure is 210 ft (64 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesC-42-1794
CrossesLawson Fork Crk
Location3.5 MI N of Spartanburg
RouteCounty Highway 1794
Coordinates34.99929, -81.95103
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating45.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length210 ft (64 m)
Longest span70 ft (21.3 m)
Deck width37 ft (11.2 m)
Roadway width34 ft (10.3 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-42-1794 over Lawson Fork Crk built?

It was built in 1991, making it 34 years old in 2025.

What condition is C-42-1794 over Lawson Fork Crk 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 November 2023.

How much traffic does C-42-1794 over Lawson Fork Crk carry?

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

How long is C-42-1794 over Lawson Fork Crk?

The structure is 210 ft (64 m) long with a longest span of 70 ft (21.3 m) and a deck 37 ft wide.

Who owns C-42-1794 over Lawson Fork Crk?

It is owned by the County Highway Agency.