US Bridges

I85N over SR1713

Poor

Orange County, North Carolina · 0.5 Mi. S. Jct. US70 · Structure no. 000000001350098

Built
1958
67 years old
Condition
Poor
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
195 ft
4 main spans
Daily traffic
23,000
2020 count
Owner
State
State Highway Agency

About this bridge

I85N over SR1713 is a steel stringer/multi-beam or girder carrying I85N over SR1713 in Orange County, North Carolina. It was built in 1958, so it is 67 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: open, would be posted or closed except for temporary shoring.

It carries about 23,000 vehicles a day, roughly 16% of them trucks, projected to reach 46,000 by 2040. The structure is 195 ft (59.4 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI85N
CrossesSR1713
Location0.5 Mi. S. Jct. US70
RouteInterstate 85
Coordinates36.03873, -79.01721
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating40.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length195 ft (59.4 m)
Longest span54 ft (16.4 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,000 (2020)
Projected traffic46,000 by 2040
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I85N over SR1713 built?

It was built in 1958, making it 67 years old in 2025.

What condition is I85N over SR1713 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2023.

How much traffic does I85N over SR1713 carry?

About 23,000 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is I85N over SR1713?

The structure is 195 ft (59.4 m) long with a longest span of 54 ft (16.4 m) and a deck 33 ft wide.

Who owns I85N over SR1713?

It is owned by the State Highway Agency.