US Bridges

March Ave over Spring Creek

Good

Mitchell County, Iowa · 098170702 · Structure no. 000000000365520

Built
2009
16 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
138
2022 count
Owner
County
County Highway Agency

About this bridge

March Ave over Spring Creek is a concrete culvert carrying March Ave over Spring Creek in Mitchell County, Iowa. It was built in 2009, so it is 16 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 138 vehicles a day, projected to reach 138 by 2043. The structure is 23 ft (7 m) long. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesMarch Ave
CrossesSpring Creek
Location098170702
RouteCounty Highway 0
CountyMitchell County
StateIowa
Coordinates43.3143, -92.79062
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (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 traffic138 (2022)
Projected traffic138 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 Spring Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is March Ave over Spring 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 Spring Creek carry?

About 138 vehicles per day (2022 count).

How long is March Ave over Spring Creek?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns March Ave over Spring Creek?

It is owned by the County Highway Agency.