US Bridges

S-42-1550 over Fairforest Creek

Fair

Spartanburg County, South Carolina · In Spartanburg · Structure no. 000000000000077

Built
1927
98 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
1,200
2023 count
Owner
State
State Highway Agency

About this bridge

S-42-1550 over Fairforest Creek is a concrete culvert carrying S-42-1550 over Fairforest Creek in Spartanburg County, South Carolina. It was built in 1927, so it is 98 years old, older 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,200 vehicles a day, roughly 2% of them trucks, projected to reach 1,800 by 2043. The structure is 40 ft (12.2 m) long and 35 ft wide.

CarriesS-42-1550
CrossesFairforest Creek
LocationIn Spartanburg
RouteState Highway 1550
Coordinates34.94158, -81.96339
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.3 US tons
Inventory rating24.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length40 ft (12.2 m)
Longest span12 ft (3.7 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2023)
Projected traffic1,800 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
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-42-1550 over Fairforest Creek built?

It was built in 1927, making it 98 years old in 2025.

What condition is S-42-1550 over Fairforest Creek 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 September 2023.

How much traffic does S-42-1550 over Fairforest Creek carry?

About 1,200 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is S-42-1550 over Fairforest Creek?

The structure is 40 ft (12.2 m) long with a longest span of 12 ft (3.7 m) and a deck 35 ft wide.

Who owns S-42-1550 over Fairforest Creek?

It is owned by the State Highway Agency.