US Bridges

Local 260 Ave over Small Stream

Good

Delaware County, Iowa · 087041006 · Structure no. 000000000139521

Built
2001
24 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete Continuous
Length
156 ft
4 main spans
Daily traffic
59
2022 count
Owner
County
County Highway Agency

About this bridge

Local 260 Ave over Small Stream is a concrete continuous slab carrying Local 260 Ave over Small Stream in Delaware County, Iowa. It was built in 2001, so it is 24 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 59 vehicles a day, projected to reach 59 by 2044. The structure is 156 ft (47.5 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLocal 260 Ave
CrossesSmall Stream
Location087041006
RouteCounty Highway 0
StateIowa
Coordinates42.35561, -91.28962
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating46.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length156 ft (47.5 m)
Longest span44 ft (13.4 m)
Deck width32 ft (9.9 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic59 (2022)
Projected traffic59 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local 260 Ave over Small Stream built?

It was built in 2001, making it 24 years old in 2025.

What condition is Local 260 Ave over Small Stream in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does Local 260 Ave over Small Stream carry?

About 59 vehicles per day (2022 count).

How long is Local 260 Ave over Small Stream?

The structure is 156 ft (47.5 m) long with a longest span of 44 ft (13.4 m) and a deck 32 ft wide.

Who owns Local 260 Ave over Small Stream?

It is owned by the County Highway Agency.