US Bridges

Nodaway Rvr RD over East Nodaway River

PoorPosted for load

Adams County, Iowa · 072343603 · Structure no. 000000000362610

Built
1930
95 years old, rebuilt 1984
Condition
Poor
inspected January 2024
Type
Truss - Thru
Steel
Length
164 ft
1 main span
Daily traffic
20
2022 count
Owner
County
County Highway Agency

About this bridge

Nodaway Rvr RD over East Nodaway River is a steel truss - thru carrying Nodaway Rvr RD over East Nodaway River in Adams County, Iowa. It was built in 1930 and reconstructed in 1984, so it is 95 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 20 vehicles a day, projected to reach 20 by 2044. The structure is 164 ft (50 m) long and 19 ft wide.

CarriesNodaway Rvr RD
CrossesEast Nodaway River
Location072343603
RouteCounty Highway 0
StateIowa
Coordinates41.00061, -94.70105
Functional classRural Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating36.3 US tons
Inventory rating25.1 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length164 ft (50 m)
Longest span162 ft (49.4 m)
Deck width19 ft (5.7 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deck12 ft (3.5 m)

Traffic and service

Average daily traffic20 (2022)
Projected traffic20 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nodaway Rvr RD over East Nodaway River built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1984.

What condition is Nodaway Rvr RD 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 January 2024.

How much traffic does Nodaway Rvr RD over East Nodaway River carry?

About 20 vehicles per day (2022 count).

How long is Nodaway Rvr RD over East Nodaway River?

The structure is 164 ft (50 m) long with a longest span of 162 ft (49.4 m) and a deck 19 ft wide.

Who owns Nodaway Rvr RD over East Nodaway River?

It is owned by the County Highway Agency.