US Bridges

Ia 2 over Devil Creek

Fair

Lee County, Iowa · 0.5 Mi. W of Jct. US 61 · Structure no. 000000000033271

Built
1973
52 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
242 ft
3 main spans
Daily traffic
4,250
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 2 over Devil Creek is a prestressed concrete stringer/multi-beam or girder carrying Ia 2 over Devil Creek in Lee County, Iowa. It was built in 1973, so it is 52 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 6 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 4,250 vehicles a day, roughly 9% of them trucks, projected to reach 4,250 by 2044. The structure is 242 ft (73.8 m) long and 48 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesIa 2
CrossesDevil Creek
Location0.5 Mi. W of Jct. US 61
RouteState Highway 2
StateIowa
Coordinates40.62965, -91.40707
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating82.2 US tons
Inventory rating36.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length242 ft (73.8 m)
Longest span92 ft (28 m)
Deck width48 ft (14.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,250 (2022)
Projected traffic4,250 by 2044
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 2 over Devil Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is Ia 2 over Devil 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 January 2024.

How much traffic does Ia 2 over Devil Creek carry?

About 4,250 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is Ia 2 over Devil Creek?

The structure is 242 ft (73.8 m) long with a longest span of 92 ft (28 m) and a deck 48 ft wide.

Who owns Ia 2 over Devil Creek?

It is owned by the State Highway Agency.