US Bridges

Ia 3 over Little Cedar Creek

Fair

Pocahontas County, Iowa · 4.4 Mi. E of SR N14 · Structure no. 000000000040070

Built
1949
76 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
124 ft
3 main spans
Daily traffic
1,330
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 3 over Little Cedar Creek is a steel continuous stringer/multi-beam or girder carrying Ia 3 over Little Cedar Creek in Pocahontas County, Iowa. It was built in 1949, so it is 76 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,330 vehicles a day, roughly 46% of them trucks, projected to reach 1,330 by 2044. The structure is 124 ft (37.8 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesIa 3
CrossesLittle Cedar Creek
Location4.4 Mi. E of SR N14
RouteState Highway 3
StateIowa
Coordinates42.73375, -94.88054
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating28.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length124 ft (37.8 m)
Longest span47 ft (14.3 m)
Deck width32 ft (9.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,330 (2022)
Projected traffic1,330 by 2044
Trucks46%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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 3 over Little Cedar Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is Ia 3 over Little Cedar Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does Ia 3 over Little Cedar Creek carry?

About 1,330 vehicles per day (2022 count), of which roughly 46% are trucks.

How long is Ia 3 over Little Cedar Creek?

The structure is 124 ft (37.8 m) long with a longest span of 47 ft (14.3 m) and a deck 32 ft wide.

Who owns Ia 3 over Little Cedar Creek?

It is owned by the State Highway Agency.