US Bridges

NE Rieck DR over Skunk River Tributary

Fair

Polk County, Iowa · 080220906 · Structure no. 000000000281600

Built
1927
98 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
24 ft
1 main span
Daily traffic
91
2023 count
Owner
County
County Highway Agency

About this bridge

NE Rieck DR over Skunk River Tributary is a steel stringer/multi-beam or girder carrying NE Rieck DR over Skunk River Tributary in Polk County, Iowa. It was built in 1927, so it is 98 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 5 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 91 vehicles a day, roughly 7% of them trucks, projected to reach 91 by 2044. The structure is 24 ft (7.3 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNE Rieck DR
CrossesSkunk River Tributary
Location080220906
RouteCounty Highway 0
StateIowa
Coordinates41.75457, -93.42311
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating48.6 US tons
Inventory rating29.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width25 ft (7.6 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic91 (2023)
Projected traffic91 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NE Rieck DR over Skunk River Tributary built?

It was built in 1927, making it 98 years old in 2025.

What condition is NE Rieck DR over Skunk River Tributary 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 September 2024.

How much traffic does NE Rieck DR over Skunk River Tributary carry?

About 91 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is NE Rieck DR over Skunk River Tributary?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m) and a deck 25 ft wide.

Who owns NE Rieck DR over Skunk River Tributary?

It is owned by the County Highway Agency.