US Bridges

NC39 over US64

Fair

Franklin County, North Carolina · 1.6 Mi.S JCT SR1770 · Structure no. 000000000690011

Built
1973
52 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
276 ft
4 main spans
Daily traffic
4,800
2018 count
Owner
State
State Highway Agency

About this bridge

NC39 over US64 is a steel stringer/multi-beam or girder carrying NC39 over US64 in Franklin County, North Carolina. It was built in 1973, so it is 52 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 4,800 vehicles a day, roughly 6% of them trucks, projected to reach 9,600 by 2040. The structure is 276 ft (84.1 m) long and 46 ft wide.

CarriesNC39
CrossesUS64
Location1.6 Mi.S JCT SR1770
RouteState Highway 39
Coordinates35.86107, -78.26836
Functional classUrban Minor Arterial

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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length276 ft (84.1 m)
Longest span102 ft (31 m)
Deck width46 ft (14 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,800 (2018)
Projected traffic9,600 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

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 NC39 over US64 built?

It was built in 1973, making it 52 years old in 2025.

What condition is NC39 over US64 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 March 2023.

How much traffic does NC39 over US64 carry?

About 4,800 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is NC39 over US64?

The structure is 276 ft (84.1 m) long with a longest span of 102 ft (31 m) and a deck 46 ft wide.

Who owns NC39 over US64?

It is owned by the State Highway Agency.