US Bridges

SR1228 over I-40

FairPosted for load

Buncombe County, North Carolina · .6 MI.N.JCT.SR1229 · Structure no. 000000000210266

Built
1968
57 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
287 ft
5 main spans
Daily traffic
550
2022 count
Owner
State
State Highway Agency

About this bridge

SR1228 over I-40 is a steel stringer/multi-beam or girder carrying SR1228 over I-40 in Buncombe 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 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 550 vehicles a day, roughly 7% of them trucks, projected to reach 1,100 by 2040. The structure is 287 ft (87.4 m) long and 32 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesSR1228
CrossesI-40
Location.6 MI.N.JCT.SR1229
RouteState Highway 1228
CountyBuncombe County
StateNorth Carolina
Coordinates35.55433, -82.68076
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.9 US tons
Inventory rating22.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length287 ft (87.4 m)
Longest span76 ft (23.1 m)
Deck width32 ft (9.7 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2022)
Projected traffic1,100 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed2.5 mi (4 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 SR1228 over I-40 built?

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

What condition is SR1228 over I-40 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 October 2023.

How much traffic does SR1228 over I-40 carry?

About 550 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR1228 over I-40?

The structure is 287 ft (87.4 m) long with a longest span of 76 ft (23.1 m) and a deck 32 ft wide.

Who owns SR1228 over I-40?

It is owned by the State Highway Agency.