US Bridges

US 30 over Little Beaver Creek

Good

Greene County, Iowa · 1.4 MI W of SR P54 · Structure no. 000000000025661

Built
2009
16 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete Continuous
Length
34 ft
3 main spans
Daily traffic
4,570
2022 count
Owner
State
State Highway Agency

About this bridge

US 30 over Little Beaver Creek is a concrete continuous culvert carrying US 30 over Little Beaver Creek in Greene County, Iowa. It was built in 2009, so it is 16 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 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 4,570 vehicles a day, roughly 18% of them trucks, projected to reach 4,570 by 2044. The structure is 34 ft (10.3 m) long. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS 30
CrossesLittle Beaver Creek
Location1.4 MI W of SR P54
RouteU.S. Route 30
StateIowa
Coordinates42.03447, -94.17311
Functional classRural Principal Arterial - Other

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.4 US tons
Inventory rating39.2 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length34 ft (10.3 m)
Longest span34 ft (10.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,570 (2022)
Projected traffic4,570 by 2044
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 30 over Little Beaver Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is US 30 over Little Beaver 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 July 2024.

How much traffic does US 30 over Little Beaver Creek carry?

About 4,570 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is US 30 over Little Beaver Creek?

The structure is 34 ft (10.3 m) long with a longest span of 34 ft (10.3 m).

Who owns US 30 over Little Beaver Creek?

It is owned by the State Highway Agency.