US Bridges

I-80 over L55K/NW48th ST

Good

Lancaster County, Nebraska · Lincoln Airpark Interchg · Structure no. S080 39562R

Built
2014
11 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
254 ft
5 main spans
Daily traffic
40,545
2018 count
Owner
State
State Highway Agency

About this bridge

I-80 over L55K/NW48th ST is a prestressed concrete continuous stringer/multi-beam or girder carrying I-80 over L55K/NW48th ST in Lancaster County, Nebraska. It was built in 2014, so it is 11 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 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 40,545 vehicles a day, roughly 22% of them trucks, projected to reach 56,763 by 2038. The structure is 254 ft (77.4 m) long and 129 ft wide.

Location

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CarriesI-80
CrossesL55K/NW48th ST
LocationLincoln Airpark Interchg
RouteInterstate 80
CountyLancaster County
StateNebraska
Coordinates40.8173, -96.7877
Functional classUrban Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.4 US tons
Inventory rating48.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length254 ft (77.4 m)
Longest span127 ft (38.7 m)
Deck width129 ft (39.4 m)
Roadway width122 ft (37.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40,545 (2018)
Projected traffic56,763 by 2038
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-80 over L55K/NW48th ST built?

It was built in 2014, making it 11 years old in 2025.

What condition is I-80 over L55K/NW48th ST 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 January 2025.

How much traffic does I-80 over L55K/NW48th ST carry?

About 40,545 vehicles per day (2018 count), of which roughly 22% are trucks.

How long is I-80 over L55K/NW48th ST?

The structure is 254 ft (77.4 m) long with a longest span of 127 ft (38.7 m) and a deck 129 ft wide.

Who owns I-80 over L55K/NW48th ST?

It is owned by the State Highway Agency.