US Bridges

SR1103 over I77

FairPosted for load

Yadkin County, North Carolina · .6 MI.W.JCT.SR1323 · Structure no. 000000001970074

Built
1974
51 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
235 ft
2 main spans
Daily traffic
540
2016 count
Owner
State
State Highway Agency

About this bridge

SR1103 over I77 is a steel continuous stringer/multi-beam or girder carrying SR1103 over I77 in Yadkin County, North Carolina. It was built in 1974, so it is 51 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 6 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 235 ft (71.6 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesSR1103
CrossesI77
Location.6 MI.W.JCT.SR1323
RouteState Highway 1103
CountyYadkin County
StateNorth Carolina
Coordinates36.15683, -80.80787
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.9 US tons
Inventory rating30 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadH 15
Structure length235 ft (71.6 m)
Longest span90 ft (27.4 m)
Deck width32 ft (9.7 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic540 (2016)
Projected traffic1,080 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR1103 over I77 built?

It was built in 1974, making it 51 years old in 2025.

What condition is SR1103 over I77 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 July 2023.

How much traffic does SR1103 over I77 carry?

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

How long is SR1103 over I77?

The structure is 235 ft (71.6 m) long with a longest span of 90 ft (27.4 m) and a deck 32 ft wide.

Who owns SR1103 over I77?

It is owned by the State Highway Agency.