US Bridges

Airport Rd-Fm over Stream

Fair

Monroe County, Iowa · 072172605 · Structure no. 000000000252720

Built
1967
58 years old
Condition
Fair
inspected December 2022
Type
Culvert
Concrete Continuous
Length
32 ft
3 main spans
Daily traffic
390
2022 count
Owner
County
County Highway Agency

About this bridge

Airport Rd-Fm over Stream is a concrete continuous culvert carrying Airport Rd-Fm over Stream in Monroe County, Iowa. It was built in 1967, so it is 58 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 5 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 390 vehicles a day, roughly 17% of them trucks, projected to reach 390 by 2043. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesAirport Rd-Fm
CrossesStream
Location072172605
RouteCounty Highway 0
CountyMonroe County
StateIowa
Coordinates41.00918, -92.78397
Functional classRural Major Collector

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34 US tons
Inventory rating25 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadUnknown
Structure length32 ft (9.8 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 traffic390 (2022)
Projected traffic390 by 2043
Trucks17%
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Airport Rd-Fm over Stream built?

It was built in 1967, making it 58 years old in 2025.

What condition is Airport Rd-Fm 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 December 2022.

How much traffic does Airport Rd-Fm over Stream carry?

About 390 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is Airport Rd-Fm over Stream?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m).

Who owns Airport Rd-Fm over Stream?

It is owned by the County Highway Agency.