US Bridges

265th Ave. over Small Stream

Good

Clinton County, Iowa · 083E30206 · Structure no. 000000000124962

Built
1994
31 years old
Condition
Good
inspected March 2024
Type
Tee Beam
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
33
2022 count
Owner
County
County Highway Agency

About this bridge

265th Ave. over Small Stream is a prestressed concrete tee beam carrying 265th Ave. over Small Stream in Clinton County, Iowa. It was built in 1994, so it is 31 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 33 vehicles a day, projected to reach 33 by 2044. The structure is 30 ft (9.1 m) long and 20 ft wide.

Carries265th Ave.
CrossesSmall Stream
Location083E30206
RouteCounty Highway 0
StateIowa
Coordinates42.02535, -90.57815
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.1 US tons
Inventory rating41.4 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span29 ft (8.8 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33 (2022)
Projected traffic33 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 265th Ave. over Small Stream built?

It was built in 1994, making it 31 years old in 2025.

What condition is 265th 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 265th Ave. over Small Stream carry?

About 33 vehicles per day (2022 count).

How long is 265th Ave. over Small Stream?

The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.8 m) and a deck 20 ft wide.

Who owns 265th Ave. over Small Stream?

It is owned by the County Highway Agency.