US Bridges

I-40 Wbl over SR1762

Fair

Burke County, North Carolina · .8 MI.E.JCT.SR1758 · Structure no. 000000000230164

Built
1958
67 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
116 ft
3 main spans
Daily traffic
21,500
2020 count
Owner
State
State Highway Agency

About this bridge

I-40 Wbl over SR1762 is a steel stringer/multi-beam or girder carrying I-40 Wbl over SR1762 in Burke County, North Carolina. It was built in 1958, so it is 67 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.

It carries about 21,500 vehicles a day, roughly 16% of them trucks, projected to reach 43,000 by 2040. The structure is 116 ft (35.3 m) long and 45 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesI-40 Wbl
CrossesSR1762
Location.8 MI.E.JCT.SR1758
RouteInterstate 40
CountyBurke County
StateNorth Carolina
Coordinates35.72441, -81.48126
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating35.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length116 ft (35.3 m)
Longest span37 ft (11.2 m)
Deck width45 ft (13.8 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,500 (2020)
Projected traffic43,000 by 2040
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-40 Wbl over SR1762 built?

It was built in 1958, making it 67 years old in 2025.

What condition is I-40 Wbl over SR1762 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 I-40 Wbl over SR1762 carry?

About 21,500 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is I-40 Wbl over SR1762?

The structure is 116 ft (35.3 m) long with a longest span of 37 ft (11.2 m) and a deck 45 ft wide.

Who owns I-40 Wbl over SR1762?

It is owned by the State Highway Agency.