190 TH / E33 over Hardin Creek

Fair

Greene County, Iowa · 084312301 · Structure no. 000000000162720

Built: 1961; 64 years old
Condition: Fair; inspected May 2024
Type: Slab; Concrete Continuous
Length: 102 ft; 3 main spans
Daily traffic: 270; 2022 count
Owner: County; County Highway Agency

About this bridge

190 TH / E33 over Hardin Creek is a concrete continuous slab carrying 190 TH / E33 over Hardin Creek in Greene County, Iowa. It was built in 1961, so it is 64 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 270 vehicles a day, roughly 21% of them trucks, projected to reach 270 by 2043. The structure is 102 ft (31.1 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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Carries190 TH / E33

CrossesHardin Creek

Location084312301

RouteCounty Highway 0

CountyGreene County

StateIowa

Coordinates42.07812, -94.42657

Functional classRural Major 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	5 Fair	All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure	5 Fair	All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure	6 Satisfactory	Structural elements show some minor deterioration.
Channel and channel protection	6 Satisfactory	Structural elements show some minor deterioration.

Last inspectionMay 2024

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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is

Waterway adequacy6: Equal to present minimum criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating43.2 US tons

Inventory rating25.9 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadH 15

Structure length102 ft (31.1 m)

Longest span39 ft (11.9 m)

Deck width26 ft (7.9 m)

Roadway width24 ft (7.4 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic270 (2022)

Projected traffic270 by 2043

Trucks21%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed6.2 mi (10 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 190 TH / E33 over Hardin Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is 190 TH / E33 over Hardin Creek 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 May 2024.

How much traffic does 190 TH / E33 over Hardin Creek carry?

About 270 vehicles per day (2022 count), of which roughly 21% are trucks.

How long is 190 TH / E33 over Hardin Creek?

The structure is 102 ft (31.1 m) long with a longest span of 39 ft (11.9 m) and a deck 26 ft wide.

Who owns 190 TH / E33 over Hardin Creek?

It is owned by the County Highway Agency.