US Bridges

Local over W Fk W Nishnabotna Rvr

FairPosted for load

Crawford County, Iowa · 082373602 · Structure no. 000000000126310

Built
1964
61 years old
Condition
Fair
inspected May 2023
Type
Slab
Concrete Continuous
Length
130 ft
3 main spans
Daily traffic
11
2022 count
Owner
County
County Highway Agency

About this bridge

Local over W Fk W Nishnabotna Rvr is a concrete continuous slab carrying Local over W Fk W Nishnabotna Rvr in Crawford County, Iowa. It was built in 1964, so it is 61 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 11 vehicles a day, projected to reach 11 by 2043. The structure is 130 ft (39.6 m) long and 22 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesLocal
CrossesW Fk W Nishnabotna Rvr
Location082373602
RouteCounty Highway 0
CountyCrawford County
StateIowa
Coordinates41.86572, -95.11214
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.4 US tons
Inventory rating21.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length130 ft (39.6 m)
Longest span50 ft (15.2 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11 (2022)
Projected traffic11 by 2043
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over W Fk W Nishnabotna Rvr built?

It was built in 1964, making it 61 years old in 2025.

What condition is Local over W Fk W Nishnabotna Rvr in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2023.

How much traffic does Local over W Fk W Nishnabotna Rvr carry?

About 11 vehicles per day (2022 count).

How long is Local over W Fk W Nishnabotna Rvr?

The structure is 130 ft (39.6 m) long with a longest span of 50 ft (15.2 m) and a deck 22 ft wide.

Who owns Local over W Fk W Nishnabotna Rvr?

It is owned by the County Highway Agency.