US Bridges

US15 over Tar River

Poor

Granville County, North Carolina · 7.8 Mi.N. Jct. NC56 · Structure no. 000000000770037

Built
1924
101 years old, rebuilt 1953
Condition
Poor
inspected June 2024
Type
Tee Beam
Concrete
Length
210 ft
4 main spans
Daily traffic
4,200
2022 count
Owner
State
State Highway Agency

About this bridge

US15 over Tar River is a concrete tee beam carrying US15 over Tar River in Granville County, North Carolina. It was built in 1924 and reconstructed in 1953, so it is 101 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.

It carries about 4,200 vehicles a day, roughly 8% of them trucks, projected to reach 8,400 by 2040. The structure is 210 ft (64 m) long and 33 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesUS15
CrossesTar River
Location7.8 Mi.N. Jct. NC56
RouteU.S. Route 15
Coordinates36.22122, -78.6269
Functional classRural Minor Arterial

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionJune 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating28 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length210 ft (64 m)
Longest span52 ft (15.8 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,200 (2022)
Projected traffic8,400 by 2040
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US15 over Tar River built?

It was built in 1924, making it 101 years old in 2025. It was reconstructed in 1953.

What condition is US15 over Tar River 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 June 2024.

How much traffic does US15 over Tar River carry?

About 4,200 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is US15 over Tar River?

The structure is 210 ft (64 m) long with a longest span of 52 ft (15.8 m) and a deck 33 ft wide.

Who owns US15 over Tar River?

It is owned by the State Highway Agency.