US Bridges

410th ST over Beaver Creek

Good

Mitchell County, Iowa · 0.2 MI W Timber Ave · Structure no. 000000000248371

Built
2018
7 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
70
2022 count
Owner
County
County Highway Agency

About this bridge

410th ST over Beaver Creek is a concrete culvert carrying 410th ST over Beaver Creek in Mitchell County, Iowa. It was built in 2018, so it is 7 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 70 vehicles a day, projected to reach 70 by 2043. The structure is 40 ft (12.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Carries410th ST
CrossesBeaver Creek
Location0.2 MI W Timber Ave
RouteCounty Highway 0
StateIowa
Coordinates43.35663, -92.65826
Functional classRural Local

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.
Culvert8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating56.1 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length40 ft (12.1 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 traffic70 (2022)
Projected traffic70 by 2043
Trucks0%
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 byTown or Township 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 410th ST over Beaver Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is 410th ST over Beaver 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 2023.

How much traffic does 410th ST over Beaver Creek carry?

About 70 vehicles per day (2022 count).

How long is 410th ST over Beaver Creek?

The structure is 40 ft (12.1 m) long with a longest span of 12 ft (3.7 m).

Who owns 410th ST over Beaver Creek?

It is owned by the County Highway Agency and maintained by the Town or Township Highway Agency.