US Bridges

I40 Wbl over SR3153

Good

Forsyth County, North Carolina · 0.4 Mi. E. Jct. US158 · Structure no. 000000000670452

Built
1991
34 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
186 ft
3 main spans
Daily traffic
41,250
2020 count
Owner
State
State Highway Agency

About this bridge

I40 Wbl over SR3153 is a steel stringer/multi-beam or girder carrying I40 Wbl over SR3153 in Forsyth County, North Carolina. It was built in 1991, so it is 34 years old, younger than the North Carolina average of 38.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 41,250 vehicles a day, roughly 16% of them trucks, projected to reach 82,500 by 2040. The structure is 186 ft (56.6 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI40 Wbl
CrossesSR3153
Location0.4 Mi. E. Jct. US158
RouteInterstate 40
Coordinates36.06463, -80.30031
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating63.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length186 ft (56.6 m)
Longest span102 ft (31 m)
Deck width59 ft (17.9 m)
Roadway width55 ft (16.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41,250 (2020)
Projected traffic82,500 by 2040
Trucks16%
Lanes on structure3
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 Wbl over SR3153 built?

It was built in 1991, making it 34 years old in 2025.

What condition is I40 Wbl over SR3153 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2023.

How much traffic does I40 Wbl over SR3153 carry?

About 41,250 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is I40 Wbl over SR3153?

The structure is 186 ft (56.6 m) long with a longest span of 102 ft (31 m) and a deck 59 ft wide.

Who owns I40 Wbl over SR3153?

It is owned by the State Highway Agency.