US Bridges

SR2305 over Swan Creek

FairPosted for load

Wilkes County, North Carolina · .2.MI.E.JCT.SR2311 · Structure no. 000000001930201

Built
1960
65 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
150 ft
3 main spans
Daily traffic
870
2016 count
Owner
State
State Highway Agency

About this bridge

SR2305 over Swan Creek is a steel stringer/multi-beam or girder carrying SR2305 over Swan Creek in Wilkes County, North Carolina. It was built in 1960, so it is 65 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 870 vehicles a day, roughly 6% of them trucks, projected to reach 1,740 by 2040. The structure is 150 ft (45.7 m) long and 28 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

Open in Google Maps
CarriesSR2305
CrossesSwan Creek
Location.2.MI.E.JCT.SR2311
RouteState Highway 2305
CountyWilkes County
StateNorth Carolina
Coordinates36.21528, -80.89853
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating44 US tons
Inventory rating25.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length150 ft (45.7 m)
Longest span49 ft (14.9 m)
Deck width28 ft (8.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic870 (2016)
Projected traffic1,740 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 SR2305 over Swan Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is SR2305 over Swan 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 2023.

How much traffic does SR2305 over Swan Creek carry?

About 870 vehicles per day (2016 count), of which roughly 6% are trucks.

How long is SR2305 over Swan Creek?

The structure is 150 ft (45.7 m) long with a longest span of 49 ft (14.9 m) and a deck 28 ft wide.

Who owns SR2305 over Swan Creek?

It is owned by the State Highway Agency.