US Bridges

Fallow Ave over Nine Mile Creek

Good

Adair County, Iowa · 0.9 MI S of G27 on Fallow · Structure no. 000000000057111

Built
2014
11 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
42 ft
1 main span
Daily traffic
30
2022 count
Owner
County
County Highway Agency

About this bridge

Fallow Ave over Nine Mile Creek is a steel stringer/multi-beam or girder carrying Fallow Ave over Nine Mile Creek in Adair County, Iowa. It was built in 2014, so it is 11 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 30 vehicles a day, projected to reach 30 by 2043. The structure is 42 ft (12.8 m) long and 25 ft wide.

CarriesFallow Ave
CrossesNine Mile Creek
Location0.9 MI S of G27 on Fallow
RouteCounty Highway 0
StateIowa
Coordinates41.40636, -94.60496
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.4 US tons
Inventory rating29 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span40 ft (12.3 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2022)
Projected traffic30 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 Fallow Ave over Nine Mile Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is Fallow Ave over Nine Mile 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 Fallow Ave over Nine Mile Creek carry?

About 30 vehicles per day (2022 count).

How long is Fallow Ave over Nine Mile Creek?

The structure is 42 ft (12.8 m) long with a longest span of 40 ft (12.3 m) and a deck 25 ft wide.

Who owns Fallow Ave over Nine Mile Creek?

It is owned by the County Highway Agency.