US Bridges

NC540 Nbl over Panther Creek

Fair

Wake County, North Carolina · 0.4 Mi. N. Jct. SR3060 · Structure no. 000000001831304

Built
2012
13 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
224 ft
2 main spans
Daily traffic
33,500
2022 count
Owner
State
State Highway Agency

About this bridge

NC540 Nbl over Panther Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying NC540 Nbl over Panther Creek in Wake County, North Carolina. It was built in 2012, so it is 13 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 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 33,500 vehicles a day, roughly 12% of them trucks, projected to reach 67,000 by 2040. The structure is 224 ft (68.2 m) long and 64 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesNC540 Nbl
CrossesPanther Creek
Location0.4 Mi. N. Jct. SR3060
RouteState Highway 540
CountyWake County
StateNorth Carolina
Coordinates35.81504, -78.89209
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
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 geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.9 US tons
Inventory rating47 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length224 ft (68.2 m)
Longest span113 ft (34.4 m)
Deck width64 ft (19.4 m)
Roadway width60 ft (18.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33,500 (2022)
Projected traffic67,000 by 2040
Trucks12%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a toll 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 NC540 Nbl over Panther Creek built?

It was built in 2012, making it 13 years old in 2025.

What condition is NC540 Nbl over Panther 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 NC540 Nbl over Panther Creek carry?

About 33,500 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is NC540 Nbl over Panther Creek?

The structure is 224 ft (68.2 m) long with a longest span of 113 ft (34.4 m) and a deck 64 ft wide.

Who owns NC540 Nbl over Panther Creek?

It is owned by the State Highway Agency.