US Bridges

NC16 over I40

Good

Catawba County, North Carolina · 0.25 Mi. S. Jct. NC16 Bu · Structure no. 000000000350341

Built
2004
21 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
199 ft
2 main spans
Daily traffic
16,000
2021 count
Owner
State
State Highway Agency

About this bridge

NC16 over I40 is a steel continuous stringer/multi-beam or girder carrying NC16 over I40 in Catawba County, North Carolina. It was built in 2004, so it is 21 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 16,000 vehicles a day, roughly 12% of them trucks, projected to reach 32,000 by 2040. The structure is 199 ft (60.6 m) long and 93 ft wide.

CarriesNC16
CrossesI40
Location0.25 Mi. S. Jct. NC16 Bu
RouteState Highway 16
Coordinates35.72323, -81.20494
Functional classUrban Other Principal 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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating49.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length199 ft (60.6 m)
Longest span103 ft (31.3 m)
Deck width93 ft (28.4 m)
Roadway width80 ft (24.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,000 (2021)
Projected traffic32,000 by 2040
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
TollOn a free 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was NC16 over I40 built?

It was built in 2004, making it 21 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 16,000 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is NC16 over I40?

The structure is 199 ft (60.6 m) long with a longest span of 103 ft (31.3 m) and a deck 93 ft wide.

Who owns NC16 over I40?

It is owned by the State Highway Agency.