US Bridges

NE 62nd Ave over Muchinock Creek

Fair

Polk County, Iowa · 079230901 · Structure no. 000000000281240

Built
1969
56 years old
Condition
Fair
inspected March 2023
Type
Slab
Concrete Continuous
Length
100 ft
3 main spans
Daily traffic
3,055
2023 count
Owner
County
County Highway Agency

About this bridge

NE 62nd Ave over Muchinock Creek is a concrete continuous slab carrying NE 62nd Ave over Muchinock Creek in Polk County, Iowa. It was built in 1969, so it is 56 years old, older 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 3,055 vehicles a day, roughly 11% of them trucks, projected to reach 3,055 by 2043. The structure is 100 ft (30.5 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesNE 62nd Ave
CrossesMuchinock Creek
Location079230901
RouteCounty Highway 0
CountyPolk County
StateIowa
Coordinates41.67311, -93.536
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.5 US tons
Inventory rating25.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span39 ft (11.9 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,055 (2023)
Projected traffic3,055 by 2043
Trucks11%
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 NE 62nd Ave over Muchinock Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is NE 62nd Ave over Muchinock 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 March 2023.

How much traffic does NE 62nd Ave over Muchinock Creek carry?

About 3,055 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NE 62nd Ave over Muchinock Creek?

The structure is 100 ft (30.5 m) long with a longest span of 39 ft (11.9 m) and a deck 30 ft wide.

Who owns NE 62nd Ave over Muchinock Creek?

It is owned by the County Highway Agency.