US Bridges

S-20-522 over Br of Big Cedar Ck

Good

Fairfield County, South Carolina · 4.9 MI SW of Ridgeway · Structure no. 000000000003273

Built
2003
22 years old
Condition
Good
inspected May 2023
Type
Slab
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
275
2023 count
Owner
State
State Highway Agency

About this bridge

S-20-522 over Br of Big Cedar Ck is a prestressed concrete slab carrying S-20-522 over Br of Big Cedar Ck in Fairfield County, South Carolina. It was built in 2003, so it is 22 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 70 ft (21.3 m) long and 38 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesS-20-522
CrossesBr of Big Cedar Ck
Location4.9 MI SW of Ridgeway
RouteState Highway 522
Coordinates34.25028, -81.01132
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 protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.2 US tons
Inventory rating32.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1 (+2 approach)
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span40 ft (12.2 m)
Deck width38 ft (11.7 m)
Roadway width34 ft (10.4 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 closed6.8 mi (11 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-20-522 over Br of Big Cedar Ck built?

It was built in 2003, making it 22 years old in 2025.

What condition is S-20-522 over Br of Big Cedar Ck 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 May 2023.

How much traffic does S-20-522 over Br of Big Cedar Ck carry?

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

How long is S-20-522 over Br of Big Cedar Ck?

The structure is 70 ft (21.3 m) long with a longest span of 40 ft (12.2 m) and a deck 38 ft wide.

Who owns S-20-522 over Br of Big Cedar Ck?

It is owned by the State Highway Agency.