US Bridges

Local over Creek

PoorPosted for load

Audubon County, Iowa · 081340901 · Structure no. 000000000069060

Built
1941
84 years old, rebuilt 1991
Condition
Poor
inspected July 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
47 ft
2 main spans
Daily traffic
30
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Creek is a wood or timber stringer/multi-beam or girder carrying Local over Creek in Audubon County, Iowa. It was built in 1941 and reconstructed in 1991, so it is 84 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 other load-capacity restriction.

It carries about 30 vehicles a day, roughly 3% of them trucks, projected to reach 30 by 2043. The structure is 47 ft (14.3 m) long and 16 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLocal
CrossesCreek
Location081340901
RouteCounty Highway 0
StateIowa
Coordinates41.84906, -94.80934
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating44.1 US tons
Inventory rating31.4 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length47 ft (14.3 m)
Longest span24 ft (7.3 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2022)
Projected traffic30 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$525 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Creek built?

It was built in 1941, making it 84 years old in 2025. It was reconstructed in 1991.

What condition is Local over 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 July 2023.

How much traffic does Local over Creek carry?

About 30 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Local over Creek?

The structure is 47 ft (14.3 m) long with a longest span of 24 ft (7.3 m) and a deck 16 ft wide.

Who owns Local over Creek?

It is owned by the County Highway Agency.