US Bridges

March Ave over Creek

Good

Mitchell County, Iowa · .3 M S of 480th · Structure no. 000000000365960

Built
2013
12 years old
Condition
Good
inspected December 2023
Type
Culvert
Steel
Length
29 ft
3 main spans
Daily traffic
26
2022 count
Owner
County
County Highway Agency

About this bridge

March Ave over Creek is a steel culvert carrying March Ave over Creek in Mitchell County, Iowa. It was built in 2013, so it is 12 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 26 vehicles a day, projected to reach 26 by 2043. The structure is 29 ft (8.9 m) long and 44 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesMarch Ave
CrossesCreek
Location.3 M S of 480th
RouteCounty Highway 0
CountyMitchell County
StateIowa
Coordinates43.45343, -92.79049
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 protection9 ExcellentNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionDecember 2023
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 rating38.3 US tons
Inventory rating29.3 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadUnknown
Structure length29 ft (8.9 m)
Longest span9 ft (2.7 m)
Deck width44 ft (13.4 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2022)
Projected traffic26 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 March Ave over Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is March Ave over 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 March Ave over Creek carry?

About 26 vehicles per day (2022 count).

How long is March Ave over Creek?

The structure is 29 ft (8.9 m) long with a longest span of 9 ft (2.7 m) and a deck 44 ft wide.

Who owns March Ave over Creek?

It is owned by the County Highway Agency.