US Bridges

282nd ST over Walnut Creek

Good

Story County, Iowa · 082240104 · Structure no. 000000000314251

Built
2002
23 years old
Condition
Good
inspected January 2023
Type
Slab
Concrete Continuous
Length
102 ft
3 main spans
Daily traffic
80
2022 count
Owner
County
County Highway Agency

About this bridge

282nd ST over Walnut Creek is a concrete continuous slab carrying 282nd ST over Walnut Creek in Story County, Iowa. It was built in 2002, so it is 23 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 80 vehicles a day, projected to reach 80 by 2043. The structure is 102 ft (31.1 m) long and 27 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries282nd ST
CrossesWalnut Creek
Location082240104
RouteCounty Highway 0
StateIowa
Coordinates41.94953, -93.59531
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 inspectionJanuary 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating41 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length102 ft (31.1 m)
Longest span39 ft (11.9 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2022)
Projected traffic80 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 282nd ST over Walnut Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is 282nd ST 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 January 2023.

How much traffic does 282nd ST over Walnut Creek carry?

About 80 vehicles per day (2022 count).

How long is 282nd ST over Walnut Creek?

The structure is 102 ft (31.1 m) long with a longest span of 39 ft (11.9 m) and a deck 27 ft wide.

Who owns 282nd ST over Walnut Creek?

It is owned by the County Highway Agency.