US Bridges

U Ave over Maple Creek

PoorPosted for load

Cherokee County, Iowa · 091390401 · Structure no. 000000000107801

Built
1976
49 years old
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
60 ft
2 main spans
Daily traffic
5
2022 count
Owner
County
County Highway Agency

About this bridge

U Ave over Maple Creek is a wood or timber stringer/multi-beam or girder carrying U Ave over Maple Creek in Cherokee County, Iowa. It was built in 1976, so it is 49 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 3 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 5 vehicles a day, projected to reach 5 by 2044. The structure is 60 ft (18.3 m) long and 18 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesU Ave
CrossesMaple Creek
Location091390401
RouteCounty Highway 0
StateIowa
Coordinates42.72291, -95.46628
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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating22.7 US tons
Inventory rating18.4 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2 (+1 approach)
Design loadUnknown
Structure length60 ft (18.3 m)
Longest span21 ft (6.4 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2022)
Projected traffic5 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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$832,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was U Ave over Maple Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is U Ave over Maple Creek 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 October 2024.

How much traffic does U Ave over Maple Creek carry?

About 5 vehicles per day (2022 count).

How long is U Ave over Maple Creek?

The structure is 60 ft (18.3 m) long with a longest span of 21 ft (6.4 m) and a deck 18 ft wide.

Who owns U Ave over Maple Creek?

It is owned by the County Highway Agency.