US Bridges

S-E Conn to 3rd over I-235 EB Ramp

Fair

Polk County, Iowa · 4.2 Mi. E of Jct. Ia 28 · Structure no. 000000000042641

Built
2005
20 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
311 ft
2 main spans
Daily traffic
4,670
2022 count
Owner
State
State Highway Agency

About this bridge

S-E Conn to 3rd over I-235 EB Ramp is a steel stringer/multi-beam or girder carrying S-E Conn to 3rd over I-235 EB Ramp 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 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 4,670 vehicles a day, roughly 2% of them trucks, projected to reach 4,670 by 2043. The structure is 311 ft (94.8 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesS-E Conn to 3rd
CrossesI-235 EB Ramp
Location4.2 Mi. E of Jct. Ia 28
RouteInterstate 235
CountyPolk County
StateIowa
Coordinates41.59531, -93.62431
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionDecember 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 rating67 US tons
Inventory rating40.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length311 ft (94.8 m)
Longest span150 ft (45.8 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,670 (2022)
Projected traffic4,670 by 2043
Trucks2%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
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 S-E Conn to 3rd over I-235 EB Ramp built?

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

What condition is S-E Conn to 3rd over I-235 EB Ramp 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 December 2023.

How much traffic does S-E Conn to 3rd over I-235 EB Ramp carry?

About 4,670 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is S-E Conn to 3rd over I-235 EB Ramp?

The structure is 311 ft (94.8 m) long with a longest span of 150 ft (45.8 m) and a deck 29 ft wide.

Who owns S-E Conn to 3rd over I-235 EB Ramp?

It is owned by the State Highway Agency.