US Bridges

NW 56th ST over I80

Good

Lancaster County, Nebraska · 1W Lincoln Airpark Intrch · Structure no. S080 39516

Built
2015
10 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
261 ft
2 main spans
Daily traffic
45
2003 count
Owner
State
State Highway Agency

About this bridge

NW 56th ST over I80 is a prestressed concrete continuous stringer/multi-beam or girder carrying NW 56th ST over I80 in Lancaster County, Nebraska. It was built in 2015, so it is 10 years old, younger than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 45 vehicles a day, roughly 10% of them trucks, projected to reach 65 by 2033. The structure is 261 ft (79.6 m) long and 39 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesNW 56th ST
CrossesI80
Location1W Lincoln Airpark Intrch
RouteCounty Highway 413
Coordinates40.8183, -96.7964
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.2 US tons
Inventory rating27.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length261 ft (79.6 m)
Longest span129 ft (39.3 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45 (2003)
Projected traffic65 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed18.6 mi (30 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was NW 56th ST over I80 built?

It was built in 2015, making it 10 years old in 2025.

What condition is NW 56th ST over I80 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 February 2025.

How much traffic does NW 56th ST over I80 carry?

About 45 vehicles per day (2003 count), of which roughly 10% are trucks.

How long is NW 56th ST over I80?

The structure is 261 ft (79.6 m) long with a longest span of 129 ft (39.3 m) and a deck 39 ft wide.

Who owns NW 56th ST over I80?

It is owned by the State Highway Agency.