US Bridges

US70 over Eno River

Poor

Orange County, North Carolina · 0.5 Mi. E. Jct. SR1239 · Structure no. 000000001350032

Built
1922
103 years old, rebuilt 1941
Condition
Poor
inspected July 2023
Type
Tee Beam
Concrete
Length
168 ft
4 main spans
Daily traffic
11,000
2019 count
Owner
State
State Highway Agency

About this bridge

US70 over Eno River is a concrete tee beam carrying US70 over Eno River in Orange County, North Carolina. It was built in 1922 and reconstructed in 1941, so it is 103 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 11,000 vehicles a day, roughly 8% of them trucks, projected to reach 22,000 by 2040. The structure is 168 ft (51.2 m) long and 37 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUS70
CrossesEno River
Location0.5 Mi. E. Jct. SR1239
RouteU.S. Route 70
Coordinates36.08283, -79.13999
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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.9 US tons
Inventory rating32 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length168 ft (51.2 m)
Longest span41 ft (12.4 m)
Deck width37 ft (11.4 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,000 (2019)
Projected traffic22,000 by 2040
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 US70 over Eno River built?

It was built in 1922, making it 103 years old in 2025. It was reconstructed in 1941.

What condition is US70 over Eno 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 July 2023.

How much traffic does US70 over Eno River carry?

About 11,000 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is US70 over Eno River?

The structure is 168 ft (51.2 m) long with a longest span of 41 ft (12.4 m) and a deck 37 ft wide.

Who owns US70 over Eno River?

It is owned by the State Highway Agency.