US Bridges

Robin Ave over Turkey River

Good

Howard County, Iowa · 098123604 · Structure no. 000000000182321

Built
2000
25 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
108
2022 count
Owner
County
County Highway Agency

About this bridge

Robin Ave over Turkey River is a concrete continuous culvert carrying Robin Ave over Turkey River in Howard County, Iowa. It was built in 2000, so it is 25 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 108 vehicles a day, projected to reach 108 by 2043. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesRobin Ave
CrossesTurkey River
Location098123604
RouteCounty Highway 0
CountyHoward County
StateIowa
Coordinates43.26103, -92.21901
Functional classRural Minor 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.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic108 (2022)
Projected traffic108 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Robin Ave over Turkey River built?

It was built in 2000, making it 25 years old in 2025.

What condition is Robin Ave over Turkey River 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 Robin Ave over Turkey River carry?

About 108 vehicles per day (2022 count).

How long is Robin Ave over Turkey River?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns Robin Ave over Turkey River?

It is owned by the County Highway Agency.