US Bridges

NC16 over I40

Good

Catawba County, North Carolina · 0.5 Mi. N. Jct. SR1484 · Structure no. 000000000350049

Built
2013
12 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
230 ft
2 main spans
Daily traffic
6,400
2021 count
Owner
State
State Highway Agency

About this bridge

NC16 over I40 is a prestressed concrete continuous stringer/multi-beam or girder carrying NC16 over I40 in Catawba County, North Carolina. It was built in 2013, so it is 12 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,400 vehicles a day, roughly 6% of them trucks, projected to reach 12,800 by 2040. The structure is 230 ft (70.1 m) long and 45 ft wide.

CarriesNC16
CrossesI40
Location0.5 Mi. N. Jct. SR1484
RouteState Highway 16
Coordinates35.71925, -81.21614
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating53.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length230 ft (70.1 m)
Longest span110 ft (33.5 m)
Deck width45 ft (13.8 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,400 (2021)
Projected traffic12,800 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was NC16 over I40 built?

It was built in 2013, making it 12 years old in 2025.

What condition is NC16 over I40 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2023.

How much traffic does NC16 over I40 carry?

About 6,400 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is NC16 over I40?

The structure is 230 ft (70.1 m) long with a longest span of 110 ft (33.5 m) and a deck 45 ft wide.

Who owns NC16 over I40?

It is owned by the State Highway Agency.