US Bridges

NC54 over Back Creek

Fair

Alamance County, North Carolina · 1.7 Mi. E. Jct. I40 I85 · Structure no. 000000000010034

Built
1973
52 years old, rebuilt 2002
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
172 ft
3 main spans
Daily traffic
16,500
2022 count
Owner
State
State Highway Agency

About this bridge

NC54 over Back Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying NC54 over Back Creek in Alamance County, North Carolina. It was built in 1973 and reconstructed in 2002, 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 16,500 vehicles a day, roughly 6% of them trucks, projected to reach 33,000 by 2040. The structure is 172 ft (52.4 m) long and 71 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNC54
CrossesBack Creek
Location1.7 Mi. E. Jct. I40 I85
RouteState Highway 54
Coordinates36.04481, -79.36229
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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 rating90.9 US tons
Inventory rating49.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length172 ft (52.4 m)
Longest span55 ft (16.7 m)
Deck width71 ft (21.5 m)
Roadway width63 ft (19.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,500 (2022)
Projected traffic33,000 by 2040
Trucks6%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 NC54 over Back Creek built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2002.

What condition is NC54 over Back 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 October 2024.

How much traffic does NC54 over Back Creek carry?

About 16,500 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is NC54 over Back Creek?

The structure is 172 ft (52.4 m) long with a longest span of 55 ft (16.7 m) and a deck 71 ft wide.

Who owns NC54 over Back Creek?

It is owned by the State Highway Agency.