US Bridges

NC84 over E.Fork Twelve Mile Creek

Fair

Union County, North Carolina · 0.6 Mi. E. Jct. SR1162 · Structure no. 000000001790472

Built
1960
65 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete Continuous
Length
44 ft
3 main spans
Daily traffic
13,000
2021 count
Owner
State
State Highway Agency

About this bridge

NC84 over E.Fork Twelve Mile Creek is a concrete continuous culvert carrying NC84 over E.Fork Twelve Mile Creek in Union County, North Carolina. It was built in 1960, so it is 65 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 13,000 vehicles a day, roughly 6% of them trucks, projected to reach 26,000 by 2040. The structure is 44 ft (13.4 m) long. If it were closed, the detour would be 2.5 mi (4 km).

CarriesNC84
CrossesE.Fork Twelve Mile Creek
Location0.6 Mi. E. Jct. SR1162
RouteState Highway 84
Coordinates35.00578, -80.66125
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length44 ft (13.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (2021)
Projected traffic26,000 by 2040
Trucks6%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NC84 over E.Fork Twelve Mile Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is NC84 over E.Fork Twelve Mile Creek 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 June 2023.

How much traffic does NC84 over E.Fork Twelve Mile Creek carry?

About 13,000 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is NC84 over E.Fork Twelve Mile Creek?

The structure is 44 ft (13.4 m) long with a longest span of 10 ft (3 m).

Who owns NC84 over E.Fork Twelve Mile Creek?

It is owned by the State Highway Agency.