US Bridges

N11 over I80

Fair

Hall County, Nebraska · Wood River Intrchg · Structure no. S080 30013

Built
1962
63 years old, rebuilt 2004
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
293 ft
2 main spans
Daily traffic
1,330
2018 count
Owner
State
State Highway Agency

About this bridge

N11 over I80 is a prestressed concrete continuous stringer/multi-beam or girder carrying N11 over I80 in Hall County, Nebraska. It was built in 1962 and reconstructed in 2004, so it is 63 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 5 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 1,330 vehicles a day, roughly 9% of them trucks, projected to reach 1,463 by 2038. The structure is 293 ft (89.3 m) long and 46 ft wide.

Location

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CarriesN11
CrossesI80
LocationWood River Intrchg
RouteState Highway 11
CountyHall County
StateNebraska
Coordinates40.7627, -98.5881
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
Deck8 Very GoodNo problems noted.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.7 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length293 ft (89.3 m)
Longest span145 ft (44.2 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,330 (2018)
Projected traffic1,463 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was N11 over I80 built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2004.

What condition is N11 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 August 2023.

How much traffic does N11 over I80 carry?

About 1,330 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is N11 over I80?

The structure is 293 ft (89.3 m) long with a longest span of 145 ft (44.2 m) and a deck 46 ft wide.

Who owns N11 over I80?

It is owned by the State Highway Agency.