US Bridges

D22 165th ST over Unnamed Creek

Good

Ida County, Iowa · 088410607 · Structure no. 000000000187001

Built
2022
3 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
319
2022 count
Owner
County
County Highway Agency

About this bridge

D22 165th ST over Unnamed Creek is a concrete continuous culvert carrying D22 165th ST over Unnamed Creek in Ida County, Iowa. It was built in 2022, so it is 3 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 319 vehicles a day, roughly 7% of them trucks, projected to reach 319 by 2043. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesD22 165th ST
CrossesUnnamed Creek
Location088410607
RouteCounty Highway 0
CountyIda County
StateIowa
Coordinates42.46461, -95.66192
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating62.8 US tons
Inventory rating48.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHL 93
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic319 (2022)
Projected traffic319 by 2043
Trucks7%
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was D22 165th ST over Unnamed Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is D22 165th ST over Unnamed 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 March 2023.

How much traffic does D22 165th ST over Unnamed Creek carry?

About 319 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is D22 165th ST over Unnamed Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns D22 165th ST over Unnamed Creek?

It is owned by the County Highway Agency.