US Bridges

S67 Wren Ave over Stream

Poor

Franklin County, Iowa · 091193502 · Structure no. 000000000366235

Built
1962
63 years old
Condition
Poor
inspected May 2023
Type
Culvert
Steel
Length
28 ft
2 main spans
Daily traffic
79
2022 count
Owner
County
County Highway Agency

About this bridge

S67 Wren Ave over Stream is a steel culvert carrying S67 Wren Ave over Stream in Franklin County, Iowa. It was built in 1962, so it is 63 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.

It carries about 79 vehicles a day, projected to reach 79 by 2043. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesS67 Wren Ave
CrossesStream
Location091193502
RouteCounty Highway 0
CountyFranklin County
StateIowa
Coordinates42.65216, -93.0559
Functional classRural Minor Collector

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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.3 US tons
Inventory rating39.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadH 20
Structure length28 ft (8.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic79 (2022)
Projected traffic79 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S67 Wren Ave over Stream built?

It was built in 1962, making it 63 years old in 2025.

What condition is S67 Wren Ave over Stream 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 May 2023.

How much traffic does S67 Wren Ave over Stream carry?

About 79 vehicles per day (2022 count).

How long is S67 Wren Ave over Stream?

The structure is 28 ft (8.5 m) long with a longest span of 12 ft (3.7 m).

Who owns S67 Wren Ave over Stream?

It is owned by the County Highway Agency.