US Bridges

505th Ave over East Buck Creek

Good

Poweshiek County, Iowa · 078151703 · Structure no. 000000000291691

Built
2022
3 years old
Condition
Good
inspected December 2022
Type
Slab
Steel
Length
70 ft
1 main span
Daily traffic
11
2022 count
Owner
County
County Highway Agency

About this bridge

505th Ave over East Buck Creek is a steel slab carrying 505th Ave over East Buck Creek in Poweshiek County, Iowa. It was built in 2022, so it is 3 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 11 vehicles a day, projected to reach 11 by 2043. The structure is 70 ft (21.3 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
Carries505th Ave
CrossesEast Buck Creek
Location078151703
RouteCounty Highway 0
CountyPoweshiek County
StateIowa
Coordinates41.55981, -92.61636
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2022
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.9 US tons
Inventory rating32.3 US tons

Structure

Structure typeSlab
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length70 ft (21.3 m)
Longest span69 ft (21 m)
Deck width31 ft (9.6 m)
Roadway width31 ft (9.3 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 closed1.2 mi (2 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$30,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 505th Ave over East Buck Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is 505th Ave over East Buck Creek 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 December 2022.

How much traffic does 505th Ave over East Buck Creek carry?

About 11 vehicles per day (2022 count).

How long is 505th Ave over East Buck Creek?

The structure is 70 ft (21.3 m) long with a longest span of 69 ft (21 m) and a deck 31 ft wide.

Who owns 505th Ave over East Buck Creek?

It is owned by the County Highway Agency.