US Bridges

Ia 2 over W Fork of Grand River

Good

Ringgold County, Iowa · 0.8 Mi. W of Jct. SR P33 · Structure no. 000000000046371

Built
1976
49 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
226 ft
3 main spans
Daily traffic
1,180
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 2 over W Fork of Grand River is a prestressed concrete stringer/multi-beam or girder carrying Ia 2 over W Fork of Grand River in Ringgold County, Iowa. It was built in 1976, so it is 49 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 1,180 vehicles a day, roughly 17% of them trucks, projected to reach 1,180 by 2044. The structure is 226 ft (68.9 m) long and 47 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesIa 2
CrossesW Fork of Grand River
Location0.8 Mi. W of Jct. SR P33
RouteState Highway 2
StateIowa
Coordinates40.71149, -94.3446
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 inspectionSeptember 2024
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 rating92.6 US tons
Inventory rating33.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length226 ft (68.9 m)
Longest span97 ft (29.6 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,180 (2022)
Projected traffic1,180 by 2044
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 W Fork of Grand River built?

It was built in 1976, making it 49 years old in 2025.

What condition is Ia 2 over W Fork of Grand 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 September 2024.

How much traffic does Ia 2 over W Fork of Grand River carry?

About 1,180 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is Ia 2 over W Fork of Grand River?

The structure is 226 ft (68.9 m) long with a longest span of 97 ft (29.6 m) and a deck 47 ft wide.

Who owns Ia 2 over W Fork of Grand River?

It is owned by the State Highway Agency.