US Bridges

Kittyhawk Ave over Field Stream

Good

Carroll County, Iowa · 083350202 · Structure no. 000000000094511

Built
2005
20 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
35 ft
1 main span
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

Kittyhawk Ave over Field Stream is a steel stringer/multi-beam or girder carrying Kittyhawk Ave over Field Stream in Carroll 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 50 vehicles a day, roughly 22% of them trucks, projected to reach 50 by 2043. The structure is 35 ft (10.7 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesKittyhawk Ave
CrossesField Stream
Location083350202
RouteCounty Highway 0
StateIowa
Coordinates42.02968, -94.89809
Functional classRural Local

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 inspectionMay 2023
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.8 US tons
Inventory rating23.8 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span33 ft (10.1 m)
Deck width31 ft (9.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic50 by 2043
Trucks22%
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 statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Kittyhawk Ave over Field Stream built?

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

What condition is Kittyhawk Ave over Field Stream 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 May 2023.

How much traffic does Kittyhawk Ave over Field Stream carry?

About 50 vehicles per day (2022 count), of which roughly 22% are trucks.

How long is Kittyhawk Ave over Field Stream?

The structure is 35 ft (10.7 m) long with a longest span of 33 ft (10.1 m) and a deck 31 ft wide.

Who owns Kittyhawk Ave over Field Stream?

It is owned by the County Highway Agency.