US Bridges

FM Rohret RD over Old Womens CR

Good

Johnson County, Iowa · 079072801 · Structure no. 000000000204201

Built
2004
21 years old
Condition
Good
inspected May 2021
Type
Culvert
Concrete Continuous
Length
24 ft
2 main spans
Daily traffic
60
2022 count
Owner
County
County Highway Agency

About this bridge

FM Rohret RD over Old Womens CR is a concrete continuous culvert carrying FM Rohret RD over Old Womens CR in Johnson County, Iowa. It was built in 2004, so it is 21 years old, younger 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 60 vehicles a day, projected to reach 60 by 2043. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesFM Rohret RD
CrossesOld Womens CR
Location079072801
RouteCounty Highway 0
StateIowa
Coordinates41.62873, -91.66333
Functional classRural Minor Collector

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHL 93
Structure length24 ft (7.3 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 traffic60 (2022)
Projected traffic60 by 2043
Trucks0%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM Rohret RD over Old Womens CR built?

It was built in 2004, making it 21 years old in 2025.

What condition is FM Rohret RD over Old Womens CR 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 May 2021.

How much traffic does FM Rohret RD over Old Womens CR carry?

About 60 vehicles per day (2022 count).

How long is FM Rohret RD over Old Womens CR?

The structure is 24 ft (7.3 m) long with a longest span of 12 ft (3.7 m).

Who owns FM Rohret RD over Old Womens CR?

It is owned by the County Highway Agency.