US Bridges

US 34 over Stream

Good

Lucas County, Iowa · 0.4 Mi. W of W Jct. US 65 · Structure no. 000000000034210

Built
1964
61 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
2,520
2022 count
Owner
State
State Highway Agency

About this bridge

US 34 over Stream is a concrete continuous culvert carrying US 34 over Stream in Lucas County, Iowa. It was built in 1964, so it is 61 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 2,520 vehicles a day, roughly 19% of them trucks, projected to reach 2,520 by 2043. The structure is 23 ft (7 m) long. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS 34
CrossesStream
Location0.4 Mi. W of W Jct. US 65
RouteU.S. Route 34
StateIowa
Coordinates41.0297, -93.47893
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating78.3 US tons
Inventory rating46.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,520 (2022)
Projected traffic2,520 by 2043
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 US 34 over Stream built?

It was built in 1964, making it 61 years old in 2025.

What condition is US 34 over Stream 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 July 2023.

How much traffic does US 34 over Stream carry?

About 2,520 vehicles per day (2022 count), of which roughly 19% are trucks.

How long is US 34 over Stream?

The structure is 23 ft (7 m) long with a longest span of 11 ft (3.4 m).

Who owns US 34 over Stream?

It is owned by the State Highway Agency.