US Bridges

Ia 27 over Stream

Fair

Lee County, Iowa · 2.6 Mi. N of Jct. SR J72 · Structure no. 000000000218530

Built
1947
78 years old, rebuilt 2003
Condition
Fair
inspected September 2023
Type
Culvert
Concrete Continuous
Length
30 ft
2 main spans
Daily traffic
7,200
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 27 over Stream is a concrete continuous culvert carrying Ia 27 over Stream in Lee County, Iowa. It was built in 1947 and reconstructed in 2003, so it is 78 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 7,200 vehicles a day, roughly 32% of them trucks, projected to reach 7,200 by 2043. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIa 27
CrossesStream
Location2.6 Mi. N of Jct. SR J72
RouteState Highway 27
StateIowa
Coordinates40.55972, -91.56506
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.1 US tons
Inventory rating28.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,200 (2022)
Projected traffic7,200 by 2043
Trucks32%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 27 over Stream built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 2003.

What condition is Ia 27 over Stream 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 2023.

How much traffic does Ia 27 over Stream carry?

About 7,200 vehicles per day (2022 count), of which roughly 32% are trucks.

How long is Ia 27 over Stream?

The structure is 30 ft (9.1 m) long with a longest span of 10 ft (3 m).

Who owns Ia 27 over Stream?

It is owned by the State Highway Agency.