US Bridges

242nd Ave over Creek

Good

Jackson County, Iowa · 0.3 MI North of 150th ST · Structure no. 000000000193511

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

About this bridge

242nd Ave over Creek is a steel stringer/multi-beam or girder carrying 242nd Ave over Creek in Jackson County, Iowa. It was built in 2023, so it is 2 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 20 vehicles a day, projected to reach 20 by 2042. The structure is 27 ft (8.2 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries242nd Ave
CrossesCreek
Location0.3 MI North of 150th ST
RouteCounty Highway 0
CountyJackson County
StateIowa
Coordinates42.16085, -90.61708
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 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 rating107.1 US tons
Inventory rating107.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span26 ft (8 m)
Deck width27 ft (8.2 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2022)
Projected traffic20 by 2042
Trucks0%
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$130 million
NavigationNo navigation control on waterway

Frequently asked questions

When was 242nd Ave over Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is 242nd Ave over 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 December 2023.

How much traffic does 242nd Ave over Creek carry?

About 20 vehicles per day (2022 count).

How long is 242nd Ave over Creek?

The structure is 27 ft (8.2 m) long with a longest span of 26 ft (8 m) and a deck 27 ft wide.

Who owns 242nd Ave over Creek?

It is owned by the County Highway Agency.