US Bridges

460th over Deer Creek

Good

Worth County, Iowa · 100193503 · Structure no. 000000000356411

Built
2003
22 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
42 ft
3 main spans
Daily traffic
41
2022 count
Owner
County
County Highway Agency

About this bridge

460th over Deer Creek is a concrete culvert carrying 460th over Deer Creek in Worth County, Iowa. It was built in 2003, so it is 22 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 41 vehicles a day, projected to reach 41 by 2043. The structure is 42 ft (12.8 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Carries460th
CrossesDeer Creek
Location100193503
RouteCounty Highway 0
StateIowa
Coordinates43.43017, -93.04722
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating64.8 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length42 ft (12.8 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41 (2022)
Projected traffic41 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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 460th over Deer Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is 460th over Deer 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 November 2023.

How much traffic does 460th over Deer Creek carry?

About 41 vehicles per day (2022 count).

How long is 460th over Deer Creek?

The structure is 42 ft (12.8 m) long with a longest span of 14 ft (4.3 m).

Who owns 460th over Deer Creek?

It is owned by the County Highway Agency.