US Bridges

R38/S Dakota Av over Worrell Creek

Good

Story County, Iowa · 083241714 · Structure no. 000000000314891

Built
2010
15 years old
Condition
Good
inspected December 2022
Type
Culvert
Concrete Continuous
Length
38 ft
3 main spans
Daily traffic
4,647
2022 count
Owner
County
County Highway Agency

About this bridge

R38/S Dakota Av over Worrell Creek is a concrete continuous culvert carrying R38/S Dakota Av over Worrell Creek in Story County, Iowa. It was built in 2010, so it is 15 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 4,647 vehicles a day, roughly 5% of them trucks, projected to reach 4,647 by 2043. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 8.1 mi (13 km).

CarriesR38/S Dakota Av
CrossesWorrell Creek
Location083241714
RouteCounty Highway 0
StateIowa
Coordinates42.00109, -93.67854
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.6 US tons
Inventory rating27.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length38 ft (11.6 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 traffic4,647 (2022)
Projected traffic4,647 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 R38/S Dakota Av over Worrell Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is R38/S Dakota Av over Worrell 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 December 2022.

How much traffic does R38/S Dakota Av over Worrell Creek carry?

About 4,647 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is R38/S Dakota Av over Worrell Creek?

The structure is 38 ft (11.6 m) long with a longest span of 12 ft (3.7 m).

Who owns R38/S Dakota Av over Worrell Creek?

It is owned by the County Highway Agency.