US Bridges

I480 EB to I29 NB over I 29 US 6 Ave G

Good

Pottawattamie County, Iowa · I-480 to I-29 Interchange · Structure no. 000000000700975

Built
2022
3 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,688 ft
10 main spans
Daily traffic
4,090
2022 count
Owner
State
State Highway Agency

About this bridge

I480 EB to I29 NB over I 29 US 6 Ave G is a steel continuous stringer/multi-beam or girder carrying I480 EB to I29 NB over I 29 US 6 Ave G 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 4,090 vehicles a day, roughly 10% of them trucks, projected to reach 4,090 by 2042. The structure is 1,688 ft (514.5 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI480 EB to I29 NB
CrossesI 29 US 6 Ave G
LocationI-480 to I-29 Interchange
RouteInterstate 29
CountyPottawattamie County
StateIowa
Coordinates41.26131, -95.91314
Functional classUrban Principal Arterial - Interstate

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 inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating42.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans10
Design loadHL 93
Structure length1,688 ft (514.5 m)
Longest span220 ft (67.1 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,090 (2022)
Projected traffic4,090 by 2042
Trucks10%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I480 EB to I29 NB over I 29 US 6 Ave G built?

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

What condition is I480 EB to I29 NB over I 29 US 6 Ave G 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 February 2023.

How much traffic does I480 EB to I29 NB over I 29 US 6 Ave G carry?

About 4,090 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is I480 EB to I29 NB over I 29 US 6 Ave G?

The structure is 1,688 ft (514.5 m) long with a longest span of 220 ft (67.1 m) and a deck 35 ft wide.

Who owns I480 EB to I29 NB over I 29 US 6 Ave G?

It is owned by the State Highway Agency.