US Bridges

Timber Ave over Beaver Creek

Good

Mitchell County, Iowa · 099152902 · Structure no. 000000000248361

Built
2000
25 years old
Condition
Good
inspected December 2023
Type
Culvert
Steel
Length
72 ft
5 main spans
Daily traffic
49
2022 count
Owner
County
County Highway Agency

About this bridge

Timber Ave over Beaver Creek is a steel culvert carrying Timber Ave over Beaver Creek in Mitchell County, Iowa. It was built in 2000, so it is 25 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 49 vehicles a day, projected to reach 49 by 2043. The structure is 72 ft (21.9 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTimber Ave
CrossesBeaver Creek
Location099152902
RouteCounty Highway 0
StateIowa
Coordinates43.36687, -92.65368
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 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 rating48.9 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans5
Design loadHS 20 + Mod
Structure length72 ft (21.9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49 (2022)
Projected traffic49 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Timber Ave over Beaver Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is Timber Ave over 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 December 2023.

How much traffic does Timber Ave over Beaver Creek carry?

About 49 vehicles per day (2022 count).

How long is Timber Ave over Beaver Creek?

The structure is 72 ft (21.9 m) long with a longest span of 12 ft (3.7 m).

Who owns Timber Ave over Beaver Creek?

It is owned by the County Highway Agency.