US Bridges

Ia 2 WB over Missouri River Overflow

Good

Fremont County, Iowa · 2.2 Mi. W of I-29 · Structure no. 000000000701110

Built
2021
4 years old
Condition
Good
inspected December 2023
Type
Slab
Concrete Continuous
Length
328 ft
6 main spans
Daily traffic
4,250
2023 count
Owner
State
State Highway Agency

About this bridge

Ia 2 WB over Missouri River Overflow is a concrete continuous slab carrying Ia 2 WB over Missouri River Overflow in Fremont County, Iowa. It was built in 2021, so it is 4 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,250 vehicles a day, roughly 23% of them trucks, projected to reach 4,250 by 2043. The structure is 328 ft (99.9 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIa 2 WB
CrossesMissouri River Overflow
Location2.2 Mi. W of I-29
RouteState Highway 2
StateIowa
Coordinates40.68257, -95.82016
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum 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 typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHL 93
Structure length328 ft (99.9 m)
Longest span59 ft (18 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,250 (2023)
Projected traffic4,250 by 2043
Trucks23%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 2 WB over Missouri River Overflow built?

It was built in 2021, making it 4 years old in 2025.

What condition is Ia 2 WB over Missouri River Overflow 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 Ia 2 WB over Missouri River Overflow carry?

About 4,250 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is Ia 2 WB over Missouri River Overflow?

The structure is 328 ft (99.9 m) long with a longest span of 59 ft (18 m) and a deck 43 ft wide.

Who owns Ia 2 WB over Missouri River Overflow?

It is owned by the State Highway Agency.