US Bridges

Ia 2 over South Chariton River

Good

Wayne County, Iowa · 1.6 Mi. W of Jct. SR S26 · Structure no. 000000000051941

Built
1971
54 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
146 ft
3 main spans
Daily traffic
1,260
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 2 over South Chariton River is a prestressed concrete stringer/multi-beam or girder carrying Ia 2 over South Chariton River in Wayne County, Iowa. It was built in 1971, so it is 54 years old, older 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 1,260 vehicles a day, roughly 26% of them trucks, projected to reach 1,260 by 2043. The structure is 146 ft (44.5 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIa 2
CrossesSouth Chariton River
Location1.6 Mi. W of Jct. SR S26
RouteState Highway 2
StateIowa
Coordinates40.75952, -93.39578
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.4 US tons
Inventory rating33.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length146 ft (44.5 m)
Longest span57 ft (17.4 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,260 (2022)
Projected traffic1,260 by 2043
Trucks26%
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 2 over South Chariton River built?

It was built in 1971, making it 54 years old in 2025.

What condition is Ia 2 over South Chariton 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 July 2023.

How much traffic does Ia 2 over South Chariton River carry?

About 1,260 vehicles per day (2022 count), of which roughly 26% are trucks.

How long is Ia 2 over South Chariton River?

The structure is 146 ft (44.5 m) long with a longest span of 57 ft (17.4 m) and a deck 47 ft wide.

Who owns Ia 2 over South Chariton River?

It is owned by the State Highway Agency.