US Bridges

Ia 2 over Platte River

PoorPosted for load

Taylor County, Iowa · 0.5 Mi. E of W JCT SR N64 · Structure no. 000000000049861

Built
1976
49 years old
Condition
Poor
inspected January 2024
Type
Slab
Concrete Continuous
Length
123 ft
3 main spans
Daily traffic
800
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 2 over Platte River is a concrete continuous slab carrying Ia 2 over Platte River in Taylor 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 800 vehicles a day, roughly 29% of them trucks, projected to reach 800 by 2044. The structure is 123 ft (37.5 m) long and 47 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesIa 2
CrossesPlatte River
Location0.5 Mi. E of W JCT SR N64
RouteState Highway 2
StateIowa
Coordinates40.67576, -94.55625
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.5 US tons
Inventory rating43.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length123 ft (37.5 m)
Longest span47 ft (14.3 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2022)
Projected traffic800 by 2044
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 Platte River built?

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

What condition is Ia 2 over Platte River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2024.

How much traffic does Ia 2 over Platte River carry?

About 800 vehicles per day (2022 count), of which roughly 29% are trucks.

How long is Ia 2 over Platte River?

The structure is 123 ft (37.5 m) long with a longest span of 47 ft (14.3 m) and a deck 47 ft wide.

Who owns Ia 2 over Platte River?

It is owned by the State Highway Agency.