US Bridges

I-80 EB over Missouri River RD & RR

Fair

Pottawattamie County, Iowa · Nebr. State Line · Structure no. 000000000045082

Built
1972
53 years old
Condition
Fair
inspected August 2024
Type
Girder and Floorbeam System
Steel Continuous
Length
2,468 ft
12 main spans
Daily traffic
31,550
2022 count
Owner
State
State Highway Agency

About this bridge

I-80 EB over Missouri River RD & RR is a steel continuous girder and floorbeam system carrying I-80 EB over Missouri River RD & RR in Pottawattamie County, Iowa. It was built in 1972, so it is 53 years old, older than the Iowa average of 45.5 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 31,550 vehicles a day, roughly 21% of them trucks, projected to reach 31,550 by 2044. The structure is 2,468 ft (752.2 m) long and 82 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesI-80 EB
CrossesMissouri River RD & RR
LocationNebr. State Line
RouteInterstate 80
CountyPottawattamie County
StateIowa
Coordinates41.23161, -95.91093
Functional classRural Principal Arterial - Interstate

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating33.2 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans12
Design loadHS 20
Structure length2,468 ft (752.2 m)
Longest span425 ft (129.5 m)
Deck width82 ft (25.1 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,550 (2022)
Projected traffic31,550 by 2044
Trucks21%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
Detour if closed14.9 mi (24 km)
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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was I-80 EB over Missouri River RD & RR built?

It was built in 1972, making it 53 years old in 2025.

What condition is I-80 EB over Missouri River RD & RR 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 2024.

How much traffic does I-80 EB over Missouri River RD & RR carry?

About 31,550 vehicles per day (2022 count), of which roughly 21% are trucks.

How long is I-80 EB over Missouri River RD & RR?

The structure is 2,468 ft (752.2 m) long with a longest span of 425 ft (129.5 m) and a deck 82 ft wide.

Who owns I-80 EB over Missouri River RD & RR?

It is owned by the State Highway Agency.