US Bridges

Local over Wolf Creek

PoorPosted for load

Tama County, Iowa · 085161302 · Structure no. 000000000320060

Built
1957
68 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
202 ft
3 main spans
Daily traffic
70
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Wolf Creek is a steel continuous stringer/multi-beam or girder carrying Local over Wolf Creek in Tama County, Iowa. It was built in 1957, so it is 68 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 70 vehicles a day, projected to reach 70 by 2044. The structure is 202 ft (61.6 m) long and 22 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLocal
CrossesWolf Creek
Location085161302
RouteCounty Highway 0
StateIowa
Coordinates42.1806, -92.67002
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating37 US tons
Inventory rating22 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length202 ft (61.6 m)
Longest span78 ft (23.8 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2022)
Projected traffic70 by 2044
Trucks0%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Wolf Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is Local over Wolf 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 September 2024.

How much traffic does Local over Wolf Creek carry?

About 70 vehicles per day (2022 count).

How long is Local over Wolf Creek?

The structure is 202 ft (61.6 m) long with a longest span of 78 ft (23.8 m) and a deck 22 ft wide.

Who owns Local over Wolf Creek?

It is owned by the County Highway Agency.