US Bridges

EB I-235 Ramp over Keo Way Ramp to EB I-235

Good

Polk County, Iowa · 3.8 Mi. E of Jct. Ia 28 · Structure no. 000000000609695

Built
2005
20 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
464 ft
3 main spans
Daily traffic
11,900
2022 count
Owner
State
State Highway Agency

About this bridge

EB I-235 Ramp over Keo Way Ramp to EB I-235 is a steel continuous stringer/multi-beam or girder carrying EB I-235 Ramp over Keo Way Ramp to EB I-235 in Polk County, Iowa. It was built in 2005, so it is 20 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 11,900 vehicles a day, roughly 2% of them trucks, projected to reach 11,900 by 2043. The structure is 464 ft (141.4 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesEB I-235 Ramp
CrossesKeo Way Ramp to EB I-235
Location3.8 Mi. E of Jct. Ia 28
RouteInterstate 235
CountyPolk County
StateIowa
Coordinates41.59563, -93.63272
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.5 US tons
Inventory rating48.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length464 ft (141.4 m)
Longest span198 ft (60.4 m)
Deck width37 ft (11.2 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,900 (2022)
Projected traffic11,900 by 2043
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 EB I-235 Ramp over Keo Way Ramp to EB I-235 built?

It was built in 2005, making it 20 years old in 2025.

What condition is EB I-235 Ramp over Keo Way Ramp to EB I-235 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 December 2023.

How much traffic does EB I-235 Ramp over Keo Way Ramp to EB I-235 carry?

About 11,900 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is EB I-235 Ramp over Keo Way Ramp to EB I-235?

The structure is 464 ft (141.4 m) long with a longest span of 198 ft (60.4 m) and a deck 37 ft wide.

Who owns EB I-235 Ramp over Keo Way Ramp to EB I-235?

It is owned by the State Highway Agency.