US Bridges

S56A over I80

Fair

Lincoln County, Nebraska · Maxwell Interchg · Structure no. S080 19045

Built
1965
60 years old, rebuilt 2009
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
239 ft
4 main spans
Daily traffic
850
2018 count
Owner
State
State Highway Agency

About this bridge

S56A over I80 is a prestressed concrete stringer/multi-beam or girder carrying S56A over I80 in Lincoln County, Nebraska. It was built in 1965 and reconstructed in 2009, so it is 60 years old, older than the Nebraska average of 47.1 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 850 vehicles a day, roughly 9% of them trucks, projected to reach 1,105 by 2038. The structure is 239 ft (72.8 m) long and 33 ft wide.

CarriesS56A
CrossesI80
LocationMaxwell Interchg
RouteState Highway 0S56A
Coordinates41.0514, -100.5255
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.2 US tons
Inventory rating26.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length239 ft (72.8 m)
Longest span71 ft (21.6 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic850 (2018)
Projected traffic1,105 by 2038
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
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 S56A over I80 built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2009.

What condition is S56A over I80 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 December 2023.

How much traffic does S56A over I80 carry?

About 850 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is S56A over I80?

The structure is 239 ft (72.8 m) long with a longest span of 71 ft (21.6 m) and a deck 33 ft wide.

Who owns S56A over I80?

It is owned by the State Highway Agency.