US Bridges

L-37-497 over Trib to Cranes Creek

Good

Oconee County, South Carolina · 5 MI NW of Salem · Structure no. 000000000010734

Built
2022
3 years old
Condition
Good
inspected October 2023
Type
Slab
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
200
2023 count
Owner
County
County Highway Agency

About this bridge

L-37-497 over Trib to Cranes Creek is a prestressed concrete slab carrying L-37-497 over Trib to Cranes Creek in Oconee County, South Carolina. It was built in 2022, so it is 3 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 200 vehicles a day, roughly 5% of them trucks, projected to reach 256 by 2043. The structure is 60 ft (18.3 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesL-37-497
CrossesTrib to Cranes Creek
Location5 MI NW of Salem
RouteCounty Highway 497
Coordinates34.91886, -83.0479
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating65 US tons
Inventory rating50 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length60 ft (18.3 m)
Longest span60 ft (18.3 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2023)
Projected traffic256 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was L-37-497 over Trib to Cranes Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is L-37-497 over Trib to Cranes Creek 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 L-37-497 over Trib to Cranes Creek carry?

About 200 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is L-37-497 over Trib to Cranes Creek?

The structure is 60 ft (18.3 m) long with a longest span of 60 ft (18.3 m) and a deck 33 ft wide.

Who owns L-37-497 over Trib to Cranes Creek?

It is owned by the County Highway Agency.