US Bridges

S-22-30 over Kinlock Creek

Fair

Georgetown County, South Carolina · 8MI SW Georgetown · Structure no. 000000000002959

Built
1959
66 years old, rebuilt 1994
Condition
Fair
inspected May 2023
Type
Slab
Concrete
Length
60 ft
4 main spans
Daily traffic
100
2023 count
Owner
State
State Highway Agency

About this bridge

S-22-30 over Kinlock Creek is a concrete slab carrying S-22-30 over Kinlock Creek in Georgetown County, South Carolina. It was built in 1959 and reconstructed in 1994, so it is 66 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 5 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 100 vehicles a day, roughly 16% of them trucks, projected to reach 139 by 2043. The structure is 60 ft (18.3 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesS-22-30
CrossesKinlock Creek
Location8MI SW Georgetown
RouteState Highway 30
Coordinates33.21654, -79.34885
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.3 US tons
Inventory rating17.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadH 10
Structure length60 ft (18.3 m)
Longest span15 ft (4.6 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic139 by 2043
Trucks16%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-22-30 over Kinlock Creek built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1994.

What condition is S-22-30 over Kinlock 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 May 2023.

How much traffic does S-22-30 over Kinlock Creek carry?

About 100 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is S-22-30 over Kinlock Creek?

The structure is 60 ft (18.3 m) long with a longest span of 15 ft (4.6 m) and a deck 28 ft wide.

Who owns S-22-30 over Kinlock Creek?

It is owned by the State Highway Agency.