US Bridges

W Airline HWY over No Name Creek

Good

Black Hawk County, Iowa · City Bridge No. 26 · Structure no. 000000000015021

Built
2001
24 years old
Condition
Good
inspected June 2023
Type
Slab
Concrete Continuous
Length
145 ft
3 main spans
Daily traffic
4,594
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

W Airline HWY over No Name Creek is a concrete continuous slab carrying W Airline HWY over No Name Creek in Black Hawk County, Iowa. It was built in 2001, so it is 24 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 4,594 vehicles a day, roughly 6% of them trucks, projected to reach 4,594 by 2043. The structure is 145 ft (44.2 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesW Airline HWY
CrossesNo Name Creek
LocationCity Bridge No. 26
RouteCity Street 0
StateIowa
Coordinates42.54196, -92.37414
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.2 US tons
Inventory rating31.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length145 ft (44.2 m)
Longest span57 ft (17.4 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,594 (2022)
Projected traffic4,594 by 2043
Trucks6%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 W Airline HWY over No Name Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is W Airline HWY over No Name 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 June 2023.

How much traffic does W Airline HWY over No Name Creek carry?

About 4,594 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is W Airline HWY over No Name Creek?

The structure is 145 ft (44.2 m) long with a longest span of 57 ft (17.4 m) and a deck 43 ft wide.

Who owns W Airline HWY over No Name Creek?

It is owned by the City or Municipal Highway Agency.