US Bridges

I785 I840 N over Norfolk Southern

Good

Guilford County, North Carolina · 0.15 Mi. S. Jct. US70 · Structure no. 000000000810988

Built
2002
23 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
205 ft
3 main spans
Daily traffic
13,750
2022 count
Owner
State
State Highway Agency

About this bridge

I785 I840 N over Norfolk Southern is a steel stringer/multi-beam or girder carrying I785 I840 N over Norfolk Southern in Guilford County, North Carolina. It was built in 2002, so it is 23 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 13,750 vehicles a day, roughly 16% of them trucks, projected to reach 27,500 by 2040. The structure is 205 ft (62.4 m) long and 40 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI785 I840 N
CrossesNorfolk Southern
Location0.15 Mi. S. Jct. US70
RouteInterstate 785
Coordinates36.08759, -79.69681
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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than 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 rating61 US tons
Inventory rating35.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length205 ft (62.4 m)
Longest span83 ft (25.2 m)
Deck width40 ft (12.3 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,750 (2022)
Projected traffic27,500 by 2040
Trucks16%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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 I785 I840 N over Norfolk Southern built?

It was built in 2002, making it 23 years old in 2025.

What condition is I785 I840 N over Norfolk Southern 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 May 2024.

How much traffic does I785 I840 N over Norfolk Southern carry?

About 13,750 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is I785 I840 N over Norfolk Southern?

The structure is 205 ft (62.4 m) long with a longest span of 83 ft (25.2 m) and a deck 40 ft wide.

Who owns I785 I840 N over Norfolk Southern?

It is owned by the State Highway Agency.