US Bridges

140th ST over Middle Soldier River

Good

Crawford County, Iowa · .22 MI South NW Cor Sec 2 · Structure no. 000000000129611

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

About this bridge

140th ST over Middle Soldier River is a steel stringer/multi-beam or girder carrying 140th ST over Middle Soldier River in Crawford 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 11 vehicles a day, projected to reach 11 by 2044. The structure is 122 ft (37.2 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries140th ST
CrossesMiddle Soldier River
Location.22 MI South NW Cor Sec 2
RouteCounty Highway 0
StateIowa
Coordinates42.12103, -95.59421
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating32.4 US tons
Inventory rating27 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1 (+2 approach)
Design loadUnknown
Structure length122 ft (37.2 m)
Longest span51 ft (15.4 m)
Deck width25 ft (7.5 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11 (2022)
Projected traffic11 by 2044
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 140th ST over Middle Soldier River built?

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

What condition is 140th ST over Middle Soldier River 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 2024.

How much traffic does 140th ST over Middle Soldier River carry?

About 11 vehicles per day (2022 count).

How long is 140th ST over Middle Soldier River?

The structure is 122 ft (37.2 m) long with a longest span of 51 ft (15.4 m) and a deck 25 ft wide.

Who owns 140th ST over Middle Soldier River?

It is owned by the County Highway Agency.