US Bridges

EBI235 to WBI80 over EB I-80

Good

Polk County, Iowa · At East Mixmaster · Structure no. 000000000609935

Built
2008
17 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
338 ft
3 main spans
Daily traffic
2,550
2022 count
Owner
State
State Highway Agency

About this bridge

EBI235 to WBI80 over EB I-80 is a steel continuous stringer/multi-beam or girder carrying EBI235 to WBI80 over EB I-80 in Polk County, Iowa. It was built in 2008, so it is 17 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 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 2,550 vehicles a day, roughly 10% of them trucks, projected to reach 2,550 by 2044. The structure is 338 ft (103 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesEBI235 to WBI80
CrossesEB I-80
LocationAt East Mixmaster
RouteInterstate 80
StateIowa
Coordinates41.65076, -93.57387
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.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.2 US tons
Inventory rating40.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length338 ft (103 m)
Longest span150 ft (45.7 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,550 (2022)
Projected traffic2,550 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 EBI235 to WBI80 over EB I-80 built?

It was built in 2008, making it 17 years old in 2025.

What condition is EBI235 to WBI80 over EB I-80 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 September 2024.

How much traffic does EBI235 to WBI80 over EB I-80 carry?

About 2,550 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is EBI235 to WBI80 over EB I-80?

The structure is 338 ft (103 m) long with a longest span of 150 ft (45.7 m) and a deck 29 ft wide.

Who owns EBI235 to WBI80 over EB I-80?

It is owned by the State Highway Agency.