US Bridges

SR1924 over I-40

Fair

Burke County, North Carolina · 0.01 MI.N.JCT.SR1979 · Structure no. 000000000230137

Built
1957
68 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
277 ft
4 main spans
Daily traffic
1,900
2022 count
Owner
State
State Highway Agency

About this bridge

SR1924 over I-40 is a steel stringer/multi-beam or girder carrying SR1924 over I-40 in Burke County, North Carolina. It was built in 1957, so it is 68 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.

It carries about 1,900 vehicles a day, roughly 6% of them trucks, projected to reach 3,800 by 2040. The structure is 277 ft (84.4 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesSR1924
CrossesI-40
Location0.01 MI.N.JCT.SR1979
RouteState Highway 1924
CountyBurke County
StateNorth Carolina
Coordinates35.71946, -81.66403
Functional classUrban Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no 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 rating47 US tons
Inventory rating28 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length277 ft (84.4 m)
Longest span74 ft (22.5 m)
Deck width36 ft (10.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2022)
Projected traffic3,800 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR1924 over I-40 built?

It was built in 1957, making it 68 years old in 2025.

What condition is SR1924 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 August 2023.

How much traffic does SR1924 over I-40 carry?

About 1,900 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1924 over I-40?

The structure is 277 ft (84.4 m) long with a longest span of 74 ft (22.5 m) and a deck 36 ft wide.

Who owns SR1924 over I-40?

It is owned by the State Highway Agency.