Wheelerwood over Drainage Ditch

Fair

Worth County, Iowa · 098212006 · Structure no. 000000000355830

Built: 1960; 65 years old
Condition: Fair; inspected December 2023
Type: Slab; Concrete
Length: 33 ft; 1 main span
Daily traffic: 265; 2022 count
Owner: County; County Highway Agency

About this bridge

Wheelerwood over Drainage Ditch is a concrete slab carrying Wheelerwood over Drainage Ditch in Worth County, Iowa. It was built in 1960, so it is 65 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 265 vehicles a day, roughly 36% of them trucks, projected to reach 265 by 2043. The structure is 33 ft (10.1 m) long and 30 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

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CarriesWheelerwood

CrossesDrainage Ditch

Location098212006

RouteCounty Highway 0

CountyWorth County

StateIowa

Coordinates43.28807, -93.35922

Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

Component	Rating	Meaning
Deck	7 Good	Some minor problems.
Superstructure	7 Good	Some minor problems.
Substructure	5 Fair	All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection	7 Good	Some minor problems.

Last inspectionDecember 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 geometry6: Equal to present minimum criteria

Waterway adequacy8: Equal to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating60.7 US tons

Inventory rating34 US tons

Structure

Structure typeSlab

MaterialConcrete

DeckConcrete, cast-in-place

Main spans1

Design loadH 20

Structure length33 ft (10.1 m)

Longest span30 ft (9.1 m)

Deck width30 ft (9.2 m)

Roadway width28 ft (8.5 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic265 (2022)

Projected traffic265 by 2043

Trucks36%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed13 mi (21 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 Wheelerwood over Drainage Ditch built?

It was built in 1960, making it 65 years old in 2025.

What condition is Wheelerwood over Drainage Ditch 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 December 2023.

How much traffic does Wheelerwood over Drainage Ditch carry?

About 265 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is Wheelerwood over Drainage Ditch?

The structure is 33 ft (10.1 m) long with a longest span of 30 ft (9.1 m) and a deck 30 ft wide.

Who owns Wheelerwood over Drainage Ditch?

It is owned by the County Highway Agency.