US Bridges

130 Street over Walnut Creek

Good

Fremont County, Iowa · 070402303 · Structure no. 000000000160806

Built
1988
37 years old
Condition
Good
inspected April 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
192 ft
3 main spans
Daily traffic
35
2022 count
Owner
County
County Highway Agency

About this bridge

130 Street over Walnut Creek is a prestressed concrete stringer/multi-beam or girder carrying 130 Street over Walnut Creek in Fremont County, Iowa. It was built in 1988, so it is 37 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 35 vehicles a day, roughly 26% of them trucks, projected to reach 35 by 2043. The structure is 192 ft (58.5 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

Carries130 Street
CrossesWalnut Creek
Location070402303
RouteCounty Highway 0
StateIowa
Coordinates40.85834, -95.40785
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2021
Inspection intervalevery 48 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.1 US tons
Inventory rating39.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length192 ft (58.5 m)
Longest span69 ft (21 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2022)
Projected traffic35 by 2043
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was 130 Street over Walnut Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is 130 Street over Walnut 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 April 2021.

How much traffic does 130 Street over Walnut Creek carry?

About 35 vehicles per day (2022 count), of which roughly 26% are trucks.

How long is 130 Street over Walnut Creek?

The structure is 192 ft (58.5 m) long with a longest span of 69 ft (21 m) and a deck 27 ft wide.

Who owns 130 Street over Walnut Creek?

It is owned by the County Highway Agency.