US Bridges

Fm-Uban Avenue over East Nodaway River

PoorPosted for load

Adams County, Iowa · 073322104 · Structure no. 000000000060440

Built
1954
71 years old
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Concrete Continuous
Length
178 ft
3 main spans
Daily traffic
60
2022 count
Owner
County
County Highway Agency

About this bridge

Fm-Uban Avenue over East Nodaway River is a concrete continuous stringer/multi-beam or girder carrying Fm-Uban Avenue over East Nodaway River in Adams County, Iowa. It was built in 1954, so it is 71 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. Its operating status is: posted for load restriction.

It carries about 60 vehicles a day, projected to reach 60 by 2044. The structure is 178 ft (54.3 m) long and 23 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFm-Uban Avenue
CrossesEast Nodaway River
Location073322104
RouteCounty Highway 0
StateIowa
Coordinates41.11228, -94.53747
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32.2 US tons
Inventory rating10.3 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length178 ft (54.3 m)
Longest span70 ft (21.3 m)
Deck width23 ft (6.9 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2022)
Projected traffic60 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$1.6 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Fm-Uban Avenue over East Nodaway River built?

It was built in 1954, making it 71 years old in 2025.

What condition is Fm-Uban Avenue over East Nodaway River 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 February 2024.

How much traffic does Fm-Uban Avenue over East Nodaway River carry?

About 60 vehicles per day (2022 count).

How long is Fm-Uban Avenue over East Nodaway River?

The structure is 178 ft (54.3 m) long with a longest span of 70 ft (21.3 m) and a deck 23 ft wide.

Who owns Fm-Uban Avenue over East Nodaway River?

It is owned by the County Highway Agency.