US Bridges

Meredith DR over N Walnut Creek

Fair

Polk County, Iowa · O39400540 · Structure no. 000000000281481

Built
1989
36 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete Continuous
Length
82 ft
3 main spans
Daily traffic
12,150
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Meredith DR over N Walnut Creek is a concrete continuous culvert carrying Meredith DR over N Walnut Creek in Polk County, Iowa. It was built in 1989, so it is 36 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 12,150 vehicles a day, projected to reach 12,150 by 2044. The structure is 82 ft (25 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMeredith DR
CrossesN Walnut Creek
LocationO39400540
RouteCity Street 0
StateIowa
Coordinates41.64391, -93.7501
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.4 US tons
Inventory rating43.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length82 ft (25 m)
Longest span38 ft (11.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,150 (2022)
Projected traffic12,150 by 2044
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

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 Meredith DR over N Walnut Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is Meredith DR over N Walnut Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does Meredith DR over N Walnut Creek carry?

About 12,150 vehicles per day (2022 count).

How long is Meredith DR over N Walnut Creek?

The structure is 82 ft (25 m) long with a longest span of 38 ft (11.6 m).

Who owns Meredith DR over N Walnut Creek?

It is owned by the City or Municipal Highway Agency.