US Bridges

West Ravine RD over Upper Iowa River

Good

Winneshiek County, Iowa · 0000 · Structure no. 000000000348811

Built
2011
14 years old
Condition
Good
inspected March 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
250 ft
3 main spans
Daily traffic
49
2022 count
Owner
County
County Highway Agency

About this bridge

West Ravine RD over Upper Iowa River is a prestressed concrete stringer/multi-beam or girder carrying West Ravine RD over Upper Iowa River in Winneshiek County, Iowa. It was built in 2011, so it is 14 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 49 vehicles a day, projected to reach 49 by 2043. The structure is 250 ft (76.2 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesWest Ravine RD
CrossesUpper Iowa River
Location0000
RouteCounty Highway 0
StateIowa
Coordinates43.40507, -91.91515
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating51.8 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length250 ft (76.2 m)
Longest span86 ft (26.2 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49 (2022)
Projected traffic49 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was West Ravine RD over Upper Iowa River built?

It was built in 2011, making it 14 years old in 2025.

What condition is West Ravine RD over Upper Iowa 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 2022.

How much traffic does West Ravine RD over Upper Iowa River carry?

About 49 vehicles per day (2022 count).

How long is West Ravine RD over Upper Iowa River?

The structure is 250 ft (76.2 m) long with a longest span of 86 ft (26.2 m) and a deck 33 ft wide.

Who owns West Ravine RD over Upper Iowa River?

It is owned by the County Highway Agency.