US Bridges

EB I-235 over Cummins Parkway

Fair

Polk County, Iowa · 0.2 Mile E of JCT Ia 28 · Structure no. 000000000042300

Built
1967
58 years old, rebuilt 1986
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
231 ft
5 main spans
Daily traffic
51,400
2022 count
Owner
State
State Highway Agency

About this bridge

EB I-235 over Cummins Parkway is a concrete continuous slab carrying EB I-235 over Cummins Parkway in Polk County, Iowa. It was built in 1967 and reconstructed in 1986, so it is 58 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 51,400 vehicles a day, roughly 6% of them trucks, projected to reach 51,400 by 2044. The structure is 231 ft (70.4 m) long and 73 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesEB I-235
CrossesCummins Parkway
Location0.2 Mile E of JCT Ia 28
RouteInterstate 235
CountyPolk County
StateIowa
Coordinates41.59284, -93.70017
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating77.7 US tons
Inventory rating46.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length231 ft (70.4 m)
Longest span54 ft (16.5 m)
Deck width73 ft (22.4 m)
Roadway width69 ft (21 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51,400 (2022)
Projected traffic51,400 by 2044
Trucks6%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
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 EB I-235 over Cummins Parkway built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1986.

What condition is EB I-235 over Cummins Parkway 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 October 2024.

How much traffic does EB I-235 over Cummins Parkway carry?

About 51,400 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is EB I-235 over Cummins Parkway?

The structure is 231 ft (70.4 m) long with a longest span of 54 ft (16.5 m) and a deck 73 ft wide.

Who owns EB I-235 over Cummins Parkway?

It is owned by the State Highway Agency.