US Bridges

Lakeshore DR over Drainage

Good

Dickinson County, Iowa · 000000000 · Structure no. 000000000011611

Built
2008
17 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
42 ft
1 main span
Daily traffic
232
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lakeshore DR over Drainage is a concrete culvert carrying Lakeshore DR over Drainage in Dickinson County, Iowa. It was built in 2008, so it is 17 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 232 vehicles a day, projected to reach 232 by 2043. The structure is 42 ft (12.8 m) long and 27 ft wide.

CarriesLakeshore DR
CrossesDrainage
Location000000000
RouteCity Street 0
StateIowa
Coordinates43.36562, -95.17143
Functional classUrban Local

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.9 US tons
Inventory rating41.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span42 ft (12.8 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic232 (2021)
Projected traffic232 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lakeshore DR over Drainage built?

It was built in 2008, making it 17 years old in 2025.

What condition is Lakeshore DR over Drainage 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 April 2023.

How much traffic does Lakeshore DR over Drainage carry?

About 232 vehicles per day (2021 count).

How long is Lakeshore DR over Drainage?

The structure is 42 ft (12.8 m) long with a longest span of 42 ft (12.8 m) and a deck 27 ft wide.

Who owns Lakeshore DR over Drainage?

It is owned by the City or Municipal Highway Agency.