US Bridges

US1N over Tar River

Fair

Franklin County, North Carolina · 1.3 Mi. N. Jct. SR1207 · Structure no. 000000000690165

Built
1995
30 years old
Condition
Fair
inspected May 2023
Type
Slab
Prestressed Concrete
Length
282 ft
6 main spans
Daily traffic
13,500
2021 count
Owner
State
State Highway Agency

About this bridge

US1N over Tar River is a prestressed concrete slab carrying US1N over Tar River in Franklin County, North Carolina. It was built in 1995, so it is 30 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 fair condition with a lowest component rating of 5 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 13,500 vehicles a day, roughly 14% of them trucks, projected to reach 27,000 by 2040. The structure is 282 ft (85.9 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS1N
CrossesTar River
Location1.3 Mi. N. Jct. SR1207
RouteU.S. Route 1
Coordinates36.16899, -78.4495
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.9 US tons
Inventory rating49.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans6
Design loadHS 20 + Mod
Structure length282 ft (85.9 m)
Longest span46 ft (14 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,500 (2021)
Projected traffic27,000 by 2040
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US1N over Tar River built?

It was built in 1995, making it 30 years old in 2025.

What condition is US1N over Tar River 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 May 2023.

How much traffic does US1N over Tar River carry?

About 13,500 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is US1N over Tar River?

The structure is 282 ft (85.9 m) long with a longest span of 46 ft (14 m) and a deck 42 ft wide.

Who owns US1N over Tar River?

It is owned by the State Highway Agency.