US Bridges

Local- N Ave over Branch Little Sioux

Fair

Cherokee County, Iowa · 090402002 · Structure no. 000000000107320

Built
1937
88 years old, rebuilt 2012
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
27 ft
1 main span
Daily traffic
26
2022 count
Owner
County
County Highway Agency

About this bridge

Local- N Ave over Branch Little Sioux is a steel stringer/multi-beam or girder carrying Local- N Ave over Branch Little Sioux in Cherokee County, Iowa. It was built in 1937 and reconstructed in 2012, so it is 88 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 26 vehicles a day, projected to reach 26 by 2043. The structure is 27 ft (8.2 m) long and 19 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesLocal- N Ave
CrossesBranch Little Sioux
Location090402002
RouteCounty Highway 0
CountyCherokee County
StateIowa
Coordinates42.59251, -95.60384
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating31.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width19 ft (5.8 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2022)
Projected traffic26 by 2043
Trucks0%
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$396,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Local- N Ave over Branch Little Sioux built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 2012.

What condition is Local- N Ave over Branch Little Sioux 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 August 2023.

How much traffic does Local- N Ave over Branch Little Sioux carry?

About 26 vehicles per day (2022 count).

How long is Local- N Ave over Branch Little Sioux?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 19 ft wide.

Who owns Local- N Ave over Branch Little Sioux?

It is owned by the County Highway Agency.