US Bridges

I 235 EB over Easton Blvd

Good

Polk County, Iowa · 0.4 Mi. E of Jct. Ia #163 · Structure no. 000000000609395

Built
2004
21 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
171 ft
1 main span
Daily traffic
36,300
2022 count
Owner
State
State Highway Agency

About this bridge

I 235 EB over Easton Blvd is a steel stringer/multi-beam or girder carrying I 235 EB over Easton Blvd in Polk County, Iowa. It was built in 2004, so it is 21 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 36,300 vehicles a day, roughly 8% of them trucks, projected to reach 36,300 by 2043. The structure is 171 ft (52.1 m) long and 65 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI 235 EB
CrossesEaston Blvd
Location0.4 Mi. E of Jct. Ia #163
RouteInterstate 235
CountyPolk County
StateIowa
Coordinates41.60403, -93.57979
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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95.2 US tons
Inventory rating57.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length171 ft (52.1 m)
Longest span167 ft (50.9 m)
Deck width65 ft (19.9 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,300 (2022)
Projected traffic36,300 by 2043
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 235 EB over Easton Blvd built?

It was built in 2004, making it 21 years old in 2025.

What condition is I 235 EB over Easton Blvd 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 November 2023.

How much traffic does I 235 EB over Easton Blvd carry?

About 36,300 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is I 235 EB over Easton Blvd?

The structure is 171 ft (52.1 m) long with a longest span of 167 ft (50.9 m) and a deck 65 ft wide.

Who owns I 235 EB over Easton Blvd?

It is owned by the State Highway Agency.