US Bridges

I 80 EB over V38

Fair

Iowa County, Iowa · At Jct. SR V38 · Structure no. 000000000029720

Built
1964
61 years old, rebuilt 2021
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
129 ft
3 main spans
Daily traffic
14,450
2023 count
Owner
State
State Highway Agency

About this bridge

I 80 EB over V38 is a prestressed concrete stringer/multi-beam or girder carrying I 80 EB over V38 in Iowa County, Iowa. It was built in 1964 and reconstructed in 2021, so it is 61 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 14,450 vehicles a day, roughly 39% of them trucks, projected to reach 14,450 by 2043. The structure is 129 ft (39.3 m) long and 46 ft wide.

CarriesI 80 EB
CrossesV38
LocationAt Jct. SR V38
RouteInterstate 80
StateIowa
Coordinates41.69596, -92.27983
Functional classRural Principal Arterial - Interstate

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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.1 US tons
Inventory rating43.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length129 ft (39.3 m)
Longest span48 ft (14.6 m)
Deck width46 ft (14.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,450 (2023)
Projected traffic14,450 by 2043
Trucks39%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 I 80 EB over V38 built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2021.

What condition is I 80 EB over V38 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 December 2023.

How much traffic does I 80 EB over V38 carry?

About 14,450 vehicles per day (2023 count), of which roughly 39% are trucks.

How long is I 80 EB over V38?

The structure is 129 ft (39.3 m) long with a longest span of 48 ft (14.6 m) and a deck 46 ft wide.

Who owns I 80 EB over V38?

It is owned by the State Highway Agency.