US Bridges

Ia 92 over Sevenmile Creek

Good

Cass County, Iowa · 1.7 Mi. W. of Jct. US 71 · Structure no. 000000000017821

Built
2023
2 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
227 ft
3 main spans
Daily traffic
1,060
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 92 over Sevenmile Creek is a prestressed concrete stringer/multi-beam or girder carrying Ia 92 over Sevenmile Creek in Cass County, Iowa. It was built in 2023, so it is 2 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 1,060 vehicles a day, roughly 19% of them trucks, projected to reach 1,060 by 2044. The structure is 227 ft (69.2 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIa 92
CrossesSevenmile Creek
Location1.7 Mi. W. of Jct. US 71
RouteState Highway 92
CountyCass County
StateIowa
Coordinates41.23101, -95.02319
Functional classRural Minor Arterial

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 inspectionJanuary 2024
Inspection intervalevery 24 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
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length227 ft (69.2 m)
Longest span102 ft (31.1 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,060 (2022)
Projected traffic1,060 by 2044
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Ia 92 over Sevenmile Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is Ia 92 over Sevenmile 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 January 2024.

How much traffic does Ia 92 over Sevenmile Creek carry?

About 1,060 vehicles per day (2022 count), of which roughly 19% are trucks.

How long is Ia 92 over Sevenmile Creek?

The structure is 227 ft (69.2 m) long with a longest span of 102 ft (31.1 m) and a deck 43 ft wide.

Who owns Ia 92 over Sevenmile Creek?

It is owned by the State Highway Agency.