US Bridges

Ia 130 WB over I-80

Fair

Scott County, Iowa · At Jct. I-80 · Structure no. 000000000047220

Built
1959
66 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
308 ft
4 main spans
Daily traffic
5,200
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 130 WB over I-80 is a steel continuous stringer/multi-beam or girder carrying Ia 130 WB over I-80 in Scott County, Iowa. It was built in 1959, so it is 66 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 5,200 vehicles a day, roughly 4% of them trucks, projected to reach 5,200 by 2044. The structure is 308 ft (93.9 m) long and 36 ft wide.

Location

Open in Google Maps
CarriesIa 130 WB
CrossesI-80
LocationAt Jct. I-80
RouteState Highway 130
CountyScott County
StateIowa
Coordinates41.5997, -90.6189
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating45.1 US tons
Inventory rating26.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length308 ft (93.9 m)
Longest span95 ft (29 m)
Deck width36 ft (11 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,200 (2022)
Projected traffic5,200 by 2044
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 Ia 130 WB over I-80 built?

It was built in 1959, making it 66 years old in 2025.

What condition is Ia 130 WB over I-80 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does Ia 130 WB over I-80 carry?

About 5,200 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Ia 130 WB over I-80?

The structure is 308 ft (93.9 m) long with a longest span of 95 ft (29 m) and a deck 36 ft wide.

Who owns Ia 130 WB over I-80?

It is owned by the State Highway Agency.