US Bridges

I 80 EB over UP RR

Good

Poweshiek County, Iowa · 0.3 Mi. E of Ia 146 · Structure no. 000000000046071

Built
2020
5 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
222 ft
3 main spans
Daily traffic
13,350
2023 count
Owner
State
State Highway Agency

About this bridge

I 80 EB over UP RR is a prestressed concrete stringer/multi-beam or girder carrying I 80 EB over UP RR in Poweshiek County, Iowa. It was built in 2020, so it is 5 years old, younger than the Iowa average of 45.5 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 13,350 vehicles a day, roughly 40% of them trucks, projected to reach 13,350 by 2043. The structure is 222 ft (67.7 m) long and 69 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI 80 EB
CrossesUP RR
Location0.3 Mi. E of Ia 146
RouteInterstate 80
CountyPoweshiek County
StateIowa
Coordinates41.69564, -92.72136
Functional classRural 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2023
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 rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length222 ft (67.7 m)
Longest span117 ft (35.7 m)
Deck width69 ft (21.1 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,350 (2023)
Projected traffic13,350 by 2043
Trucks40%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 80 EB over UP RR built?

It was built in 2020, making it 5 years old in 2025.

What condition is I 80 EB over UP RR 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 June 2023.

How much traffic does I 80 EB over UP RR carry?

About 13,350 vehicles per day (2023 count), of which roughly 40% are trucks.

How long is I 80 EB over UP RR?

The structure is 222 ft (67.7 m) long with a longest span of 117 ft (35.7 m) and a deck 69 ft wide.

Who owns I 80 EB over UP RR?

It is owned by the State Highway Agency.