US Bridges

SR1105 over South Fork New River

FairPosted for load

Ashe County, North Carolina · 25 FT.N.JCT.SR1103 · Structure no. 000000000090226

Built
1964
61 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
102 ft
4 main spans
Daily traffic
540
2016 count
Owner
State
State Highway Agency

About this bridge

SR1105 over South Fork New River is a steel stringer/multi-beam or girder carrying SR1105 over South Fork New River in Ashe County, North Carolina. It was built in 1964, so it is 61 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 540 vehicles a day, roughly 6% of them trucks, projected to reach 1,080 by 2040. The structure is 102 ft (31 m) long and 12 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesSR1105
CrossesSouth Fork New River
Location25 FT.N.JCT.SR1103
RouteState Highway 1105
CountyAshe County
StateNorth Carolina
Coordinates36.2876, -81.53764
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating42 US tons
Inventory rating24.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans4
Design loadUnknown
Structure length102 ft (31 m)
Longest span25 ft (7.6 m)
Deck width12 ft (3.6 m)
Roadway width11 ft (3.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic540 (2016)
Projected traffic1,080 by 2040
Trucks6%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 SR1105 over South Fork New River built?

It was built in 1964, making it 61 years old in 2025.

What condition is SR1105 over South Fork New River 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 August 2023.

How much traffic does SR1105 over South Fork New River carry?

About 540 vehicles per day (2016 count), of which roughly 6% are trucks.

How long is SR1105 over South Fork New River?

The structure is 102 ft (31 m) long with a longest span of 25 ft (7.6 m) and a deck 12 ft wide.

Who owns SR1105 over South Fork New River?

It is owned by the State Highway Agency.