US Bridges

Local over Unnamed Stream

Good

Lee County, Iowa · 069043002 · Structure no. 000000000219440

Built
2007
18 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
21 ft
1 main span
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Unnamed Stream is a concrete culvert carrying Local over Unnamed Stream in Lee County, Iowa. It was built in 2007, so it is 18 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 100 vehicles a day, projected to reach 100 by 2043. The structure is 21 ft (6.4 m) long.

CarriesLocal
CrossesUnnamed Stream
Location069043002
RouteCounty Highway 0
StateIowa
Coordinates40.74406, -91.37245
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic100 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

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 Local over Unnamed Stream built?

It was built in 2007, making it 18 years old in 2025.

What condition is Local over Unnamed Stream 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 November 2023.

How much traffic does Local over Unnamed Stream carry?

About 100 vehicles per day (2022 count).

How long is Local over Unnamed Stream?

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

Who owns Local over Unnamed Stream?

It is owned by the County Highway Agency.