US Bridges

US 30 & 169 over East Beaver Creek

Good

Boone County, Iowa · 1.2 Mi. W of E JCT US 169 · Structure no. 000000000015170

Built
1962
63 years old, rebuilt 1989
Condition
Good
inspected May 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
5,900
2022 count
Owner
State
State Highway Agency

About this bridge

US 30 & 169 over East Beaver Creek is a concrete continuous culvert carrying US 30 & 169 over East Beaver Creek in Boone County, Iowa. It was built in 1962 and reconstructed in 1989, so it is 63 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 5,900 vehicles a day, roughly 21% of them trucks, projected to reach 5,900 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 11.2 mi (18 km).

CarriesUS 30 & 169
CrossesEast Beaver Creek
Location1.2 Mi. W of E JCT US 169
RouteU.S. Route 30
StateIowa
Coordinates42.03305, -94.04903
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating27 US tons
Inventory rating20 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,900 (2022)
Projected traffic5,900 by 2042
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 30 & 169 over East Beaver Creek built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1989.

What condition is US 30 & 169 over East 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 May 2024.

How much traffic does US 30 & 169 over East Beaver Creek carry?

About 5,900 vehicles per day (2022 count), of which roughly 21% are trucks.

How long is US 30 & 169 over East Beaver Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns US 30 & 169 over East Beaver Creek?

It is owned by the State Highway Agency.