US Bridges

I74 US311E.COL over I85BUS. Lp. US29 US70

Good

Guilford County, North Carolina · 1.5 Mi. S. Jct. SR1113 · Structure no. 000000000811095

Built
2006
19 years old
Condition
Good
inspected April 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
194 ft
2 main spans
Daily traffic
6,125
2019 count
Owner
State
State Highway Agency

About this bridge

I74 US311E.COL over I85BUS. Lp. US29 US70 is a steel continuous stringer/multi-beam or girder carrying I74 US311E.COL over I85BUS. Lp. US29 US70 in Guilford County, North Carolina. It was built in 2006, so it is 19 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 6,125 vehicles a day, roughly 16% of them trucks, projected to reach 12,250 by 2040. The structure is 194 ft (59.1 m) long and 49 ft wide.

Location

Open in Google Maps
CarriesI74 US311E.COL
CrossesI85BUS. Lp. US29 US70
Location1.5 Mi. S. Jct. SR1113
RouteInterstate 74
CountyGuilford County
StateNorth Carolina
Coordinates35.94489, -79.97299
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 inspectionApril 2022
Inspection intervalevery 48 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 rating95.9 US tons
Inventory rating57 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length194 ft (59.1 m)
Longest span94 ft (28.6 m)
Deck width49 ft (14.9 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,125 (2019)
Projected traffic12,250 by 2040
Trucks16%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 I74 US311E.COL over I85BUS. Lp. US29 US70 built?

It was built in 2006, making it 19 years old in 2025.

What condition is I74 US311E.COL over I85BUS. Lp. US29 US70 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 April 2022.

How much traffic does I74 US311E.COL over I85BUS. Lp. US29 US70 carry?

About 6,125 vehicles per day (2019 count), of which roughly 16% are trucks.

How long is I74 US311E.COL over I85BUS. Lp. US29 US70?

The structure is 194 ft (59.1 m) long with a longest span of 94 ft (28.6 m) and a deck 49 ft wide.

Who owns I74 US311E.COL over I85BUS. Lp. US29 US70?

It is owned by the State Highway Agency.