US Bridges

NE 27th Ave over East Four Mile Creek

Good

Polk County, Iowa · 079232603 · Structure no. 000000000281311

Built
2005
20 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete Continuous
Length
42 ft
3 main spans
Daily traffic
2,608
2023 count
Owner
County
County Highway Agency

About this bridge

NE 27th Ave over East Four Mile Creek is a concrete continuous culvert carrying NE 27th Ave over East Four Mile Creek 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 2,608 vehicles a day, roughly 4% of them trucks, projected to reach 2,608 by 2043. The structure is 42 ft (12.8 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNE 27th Ave
CrossesEast Four Mile Creek
Location079232603
RouteCounty Highway 0
StateIowa
Coordinates41.61863, -93.49678
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.4 US tons
Inventory rating29.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,608 (2023)
Projected traffic2,608 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NE 27th Ave over East Four Mile Creek built?

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

What condition is NE 27th Ave over East Four Mile Creek 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 March 2023.

How much traffic does NE 27th Ave over East Four Mile Creek carry?

About 2,608 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is NE 27th Ave over East Four Mile Creek?

The structure is 42 ft (12.8 m) long with a longest span of 12 ft (3.7 m).

Who owns NE 27th Ave over East Four Mile Creek?

It is owned by the County Highway Agency.