US Bridges

I40 US29 US220 over SR3762

Fair

Guilford County, North Carolina · 1.17 Mi. E. Jct. SR3300 · Structure no. 000000000810340

Built
1954
71 years old, rebuilt 1994
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
140 ft
3 main spans
Daily traffic
66,500
2020 count
Owner
State
State Highway Agency

About this bridge

I40 US29 US220 over SR3762 is a steel continuous stringer/multi-beam or girder carrying I40 US29 US220 over SR3762 in Guilford County, North Carolina. It was built in 1954 and reconstructed in 1994, so it is 71 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 66,500 vehicles a day, roughly 16% of them trucks, projected to reach 133,000 by 2040. The structure is 140 ft (42.6 m) long and 40 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesI40 US29 US220
CrossesSR3762
Location1.17 Mi. E. Jct. SR3300
RouteInterstate 40
CountyGuilford County
StateNorth Carolina
Coordinates36.04459, -79.77416
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.9 US tons
Inventory rating30 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length140 ft (42.6 m)
Longest span70 ft (21.3 m)
Deck width40 ft (12.1 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic66,500 (2020)
Projected traffic133,000 by 2040
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
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 I40 US29 US220 over SR3762 built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 1994.

What condition is I40 US29 US220 over SR3762 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 December 2024.

How much traffic does I40 US29 US220 over SR3762 carry?

About 66,500 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is I40 US29 US220 over SR3762?

The structure is 140 ft (42.6 m) long with a longest span of 70 ft (21.3 m) and a deck 40 ft wide.

Who owns I40 US29 US220 over SR3762?

It is owned by the State Highway Agency.