US Bridges

NW 26th ST over I 35 & I 80

Good

Polk County, Iowa · 1.7 Mi. West of Ia 415 · Structure no. 000000000041521

Built
2017
8 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
301 ft
2 main spans
Daily traffic
3,615
2022 count
Owner
State
State Highway Agency

About this bridge

NW 26th ST over I 35 & I 80 is a prestressed concrete stringer/multi-beam or girder carrying NW 26th ST over I 35 & I 80 in Polk County, Iowa. It was built in 2017, so it is 8 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 3,615 vehicles a day, projected to reach 3,615 by 2043. The structure is 301 ft (91.7 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNW 26th ST
CrossesI 35 & I 80
Location1.7 Mi. West of Ia 415
RouteCounty Highway 0
StateIowa
Coordinates41.64981, -93.65254
Functional classUrban Minor Arterial

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 inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length301 ft (91.7 m)
Longest span151 ft (46.1 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,615 (2022)
Projected traffic3,615 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
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 NW 26th ST over I 35 & I 80 built?

It was built in 2017, making it 8 years old in 2025.

What condition is NW 26th ST over I 35 & I 80 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 July 2023.

How much traffic does NW 26th ST over I 35 & I 80 carry?

About 3,615 vehicles per day (2022 count).

How long is NW 26th ST over I 35 & I 80?

The structure is 301 ft (91.7 m) long with a longest span of 151 ft (46.1 m) and a deck 43 ft wide.

Who owns NW 26th ST over I 35 & I 80?

It is owned by the State Highway Agency.