US Bridges

EB Ia 130 over I-80

Fair

Scott County, Iowa · At Jct. I-80 · Structure no. 000000000047230

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
7,900
2022 count
Owner
State
State Highway Agency

About this bridge

EB Ia 130 over I-80 is a steel continuous stringer/multi-beam or girder carrying EB Ia 130 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 6 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 7,900 vehicles a day, roughly 15% of them trucks, projected to reach 7,900 by 2044. The structure is 308 ft (93.9 m) long and 36 ft wide.

CarriesEB Ia 130
CrossesI-80
LocationAt Jct. I-80
RouteState Highway 130
StateIowa
Coordinates41.60015, -90.61989
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating45.4 US tons
Inventory rating27.2 US tons

Structure

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 traffic7,900 (2022)
Projected traffic7,900 by 2044
Trucks15%
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 EB Ia 130 over I-80 built?

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

What condition is EB Ia 130 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 EB Ia 130 over I-80 carry?

About 7,900 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is EB Ia 130 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 EB Ia 130 over I-80?

It is owned by the State Highway Agency.