US Bridges

NB I-35 EB I-80 over NE 3rd ST

Good

Polk County, Iowa · 0.3 Mi. E of Jct. Ia 415 · Structure no. 000000000041611

Built
2000
25 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
123 ft
1 main span
Daily traffic
40,250
2023 count
Owner
State
State Highway Agency

About this bridge

NB I-35 EB I-80 over NE 3rd ST is a prestressed concrete stringer/multi-beam or girder carrying NB I-35 EB I-80 over NE 3rd ST in Polk County, Iowa. It was built in 2000, so it is 25 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 40,250 vehicles a day, roughly 23% of them trucks, projected to reach 40,250 by 2043. The structure is 123 ft (37.5 m) long and 64 ft wide.

CarriesNB I-35 EB I-80
CrossesNE 3rd ST
Location0.3 Mi. E of Jct. Ia 415
RouteInterstate 80
StateIowa
Coordinates41.6494, -93.61534
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
Deck7 GoodSome minor problems.
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 geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95.6 US tons
Inventory rating36.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length123 ft (37.5 m)
Longest span120 ft (36.6 m)
Deck width64 ft (19.4 m)
Roadway width60 ft (18.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40,250 (2023)
Projected traffic40,250 by 2043
Trucks23%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
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 NB I-35 EB I-80 over NE 3rd ST built?

It was built in 2000, making it 25 years old in 2025.

What condition is NB I-35 EB I-80 over NE 3rd ST 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 NB I-35 EB I-80 over NE 3rd ST carry?

About 40,250 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is NB I-35 EB I-80 over NE 3rd ST?

The structure is 123 ft (37.5 m) long with a longest span of 120 ft (36.6 m) and a deck 64 ft wide.

Who owns NB I-35 EB I-80 over NE 3rd ST?

It is owned by the State Highway Agency.