US Bridges

Airborne Road over S Fork Catfish Creek

Good

Dubuque County, Iowa · 0.2 Mi. S. of Seippel Rd. · Structure no. 000000000700935

Built
2019
6 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
148 ft
1 main span
Daily traffic
110
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Airborne Road over S Fork Catfish Creek is a prestressed concrete stringer/multi-beam or girder carrying Airborne Road over S Fork Catfish Creek in Dubuque County, Iowa. It was built in 2019, so it is 6 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 110 vehicles a day, projected to reach 110 by 2043. The structure is 148 ft (45.1 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesAirborne Road
CrossesS Fork Catfish Creek
Location0.2 Mi. S. of Seippel Rd.
RouteCity Street 0
CountyDubuque County
StateIowa
Coordinates42.4734, -90.76682
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length148 ft (45.1 m)
Longest span145 ft (44.2 m)
Deck width40 ft (12.3 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2022)
Projected traffic110 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Airborne Road over S Fork Catfish Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is Airborne Road over S Fork Catfish 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 August 2023.

How much traffic does Airborne Road over S Fork Catfish Creek carry?

About 110 vehicles per day (2022 count).

How long is Airborne Road over S Fork Catfish Creek?

The structure is 148 ft (45.1 m) long with a longest span of 145 ft (44.2 m) and a deck 40 ft wide.

Who owns Airborne Road over S Fork Catfish Creek?

It is owned by the City or Municipal Highway Agency.