US Bridges

330th ST over Little Meadow Creek

Good

Clay County, Iowa · 096360403 · Structure no. 000000000116620

Built
1975
50 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete Continuous
Length
75 ft
3 main spans
Daily traffic
103
2022 count
Owner
County
County Highway Agency

About this bridge

330th ST over Little Meadow Creek is a concrete continuous slab carrying 330th ST over Little Meadow Creek in Clay County, Iowa. It was built in 1975, so it is 50 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 103 vehicles a day, projected to reach 103 by 2043. The structure is 75 ft (22.9 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries330th ST
CrossesLittle Meadow Creek
Location096360403
RouteCounty Highway 0
StateIowa
Coordinates43.16913, -95.09343
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.7 US tons
Inventory rating36.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length75 ft (22.9 m)
Longest span29 ft (8.8 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic103 (2022)
Projected traffic103 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 330th ST over Little Meadow Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is 330th ST over Little Meadow 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 March 2023.

How much traffic does 330th ST over Little Meadow Creek carry?

About 103 vehicles per day (2022 count).

How long is 330th ST over Little Meadow Creek?

The structure is 75 ft (22.9 m) long with a longest span of 29 ft (8.8 m) and a deck 32 ft wide.

Who owns 330th ST over Little Meadow Creek?

It is owned by the County Highway Agency.