US Bridges

Truman Ave over Walnut Creek

Good

Pottawattamie County, Iowa · 077381403 · Structure no. 000000000289421

Built
2023
2 years old
Condition
Good
inspected April 2024
Type
Girder and Floorbeam System
Concrete Continuous
Length
102 ft
1 main span
Daily traffic
34
2022 count
Owner
County
County Highway Agency

About this bridge

Truman Ave over Walnut Creek is a concrete continuous girder and floorbeam system carrying Truman Ave over Walnut Creek in Pottawattamie 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 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 34 vehicles a day, projected to reach 34 by 2044. The structure is 102 ft (31.1 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesTruman Ave
CrossesWalnut Creek
Location077381403
RouteCounty Highway 0
CountyPottawattamie County
StateIowa
Coordinates41.46892, -95.18972
Functional classRural Minor Collector

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 protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.3 US tons
Inventory rating53.9 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length102 ft (31.1 m)
Longest span99 ft (30.2 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34 (2022)
Projected traffic34 by 2044
Trucks0%
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$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Truman Ave over Walnut Creek built?

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

What condition is Truman Ave 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 2024.

How much traffic does Truman Ave over Walnut Creek carry?

About 34 vehicles per day (2022 count).

How long is Truman Ave over Walnut Creek?

The structure is 102 ft (31.1 m) long with a longest span of 99 ft (30.2 m) and a deck 24 ft wide.

Who owns Truman Ave over Walnut Creek?

It is owned by the County Highway Agency.