US Bridges

S-37-90 over Longenose Creek

Good

Oconee County, South Carolina · 9.0 MI W of Westminster · Structure no. 000000000009061

Built
1996
29 years old
Condition
Good
inspected February 2025
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
21 ft
1 main span
Daily traffic
275
2023 count
Owner
State
State Highway Agency

About this bridge

S-37-90 over Longenose Creek is a aluminum, wrought iron, or cast iron culvert carrying S-37-90 over Longenose Creek in Oconee County, South Carolina. It was built in 1996, so it is 29 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 275 vehicles a day, roughly 5% of them trucks, projected to reach 352 by 2043. The structure is 21 ft (6.4 m) long and 70 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesS-37-90
CrossesLongenose Creek
Location9.0 MI W of Westminster
RouteState Highway 90
Coordinates34.66983, -83.25267
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionFebruary 2025
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating107.1 US tons
Inventory rating99.6 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckOther
Main spans1
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width70 ft (21.3 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic275 (2023)
Projected traffic352 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$93,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S-37-90 over Longenose Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is S-37-90 over Longenose 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 February 2025.

How much traffic does S-37-90 over Longenose Creek carry?

About 275 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-37-90 over Longenose Creek?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m) and a deck 70 ft wide.

Who owns S-37-90 over Longenose Creek?

It is owned by the State Highway Agency.