US Bridges

SR2309 over Fourth Creek

FairPosted for load

Iredell County, North Carolina · 0.3 Mi. N. Jct. SR2308 · Structure no. 000000000970313

Built
1968
57 years old
Condition
Fair
inspected March 2024
Type
Channel Beam
Prestressed Concrete
Length
76 ft
3 main spans
Daily traffic
200
2022 count
Owner
State
State Highway Agency

About this bridge

SR2309 over Fourth Creek is a prestressed concrete channel beam carrying SR2309 over Fourth Creek in Iredell County, North Carolina. It was built in 1968, so it is 57 years old, older than the North Carolina average of 38.7 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. Its operating status is: posted for load restriction.

It carries about 200 vehicles a day, roughly 6% of them trucks, projected to reach 400 by 2040. The structure is 76 ft (23.1 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR2309
CrossesFourth Creek
Location0.3 Mi. N. Jct. SR2308
RouteState Highway 2309
Coordinates35.7773, -80.74604
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32 US tons
Inventory rating10.9 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length76 ft (23.1 m)
Longest span25 ft (7.6 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic400 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR2309 over Fourth Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is SR2309 over Fourth 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 March 2024.

How much traffic does SR2309 over Fourth Creek carry?

About 200 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR2309 over Fourth Creek?

The structure is 76 ft (23.1 m) long with a longest span of 25 ft (7.6 m) and a deck 25 ft wide.

Who owns SR2309 over Fourth Creek?

It is owned by the State Highway Agency.