US Bridges

G12 Desoto Ave over I 29

Good

Pottawattamie County, Iowa · 0.4 Mi. N of N JCT I-880 · Structure no. 000000000045061

Built
2022
3 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
255 ft
2 main spans
Daily traffic
976
2021 count
Owner
State
State Highway Agency

About this bridge

G12 Desoto Ave over I 29 is a prestressed concrete stringer/multi-beam or girder carrying G12 Desoto Ave over I 29 in Pottawattamie County, Iowa. It was built in 2022, so it is 3 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 976 vehicles a day, projected to reach 976 by 2043. The structure is 255 ft (77.7 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesG12 Desoto Ave
CrossesI 29
Location0.4 Mi. N of N JCT I-880
RouteCounty Highway 0
CountyPottawattamie County
StateIowa
Coordinates41.49931, -95.90196
Functional classRural Minor Collector

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.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length255 ft (77.7 m)
Longest span126 ft (38.4 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic976 (2021)
Projected traffic976 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was G12 Desoto Ave over I 29 built?

It was built in 2022, making it 3 years old in 2025.

What condition is G12 Desoto Ave over I 29 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 2023.

How much traffic does G12 Desoto Ave over I 29 carry?

About 976 vehicles per day (2021 count).

How long is G12 Desoto Ave over I 29?

The structure is 255 ft (77.7 m) long with a longest span of 126 ft (38.4 m) and a deck 39 ft wide.

Who owns G12 Desoto Ave over I 29?

It is owned by the State Highway Agency.