US Bridges

I 494 over Maxwell Ave

Good

Washington County, Minnesota · 0.4 MI W of JCT TH 61 · Structure no. 82857

Built
2003
22 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
136 ft
1 main span
Daily traffic
40,000
2019 count
Owner
State
State Highway Agency

About this bridge

I 494 over Maxwell Ave is a prestressed concrete stringer/multi-beam or girder carrying I 494 over Maxwell Ave in Washington County, Minnesota. It was built in 2003, so it is 22 years old, younger than the Minnesota average of 38.5 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 40,000 vehicles a day, roughly 8% of them trucks, projected to reach 43,500 by 2039. The structure is 136 ft (41.4 m) long and 92 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesI 494
CrossesMaxwell Ave
Location0.4 MI W of JCT TH 61
RouteInterstate 494
Coordinates44.88412, -93.00839
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.4 US tons
Inventory rating53.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length136 ft (41.4 m)
Longest span131 ft (39.8 m)
Deck width92 ft (28.1 m)
Roadway width89 ft (27.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40,000 (2019)
Projected traffic43,500 by 2039
Trucks8%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.8 mi (11 km)
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 494 over Maxwell Ave built?

It was built in 2003, making it 22 years old in 2025.

What condition is I 494 over Maxwell Ave 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 August 2023.

How much traffic does I 494 over Maxwell Ave carry?

About 40,000 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is I 494 over Maxwell Ave?

The structure is 136 ft (41.4 m) long with a longest span of 131 ft (39.8 m) and a deck 92 ft wide.

Who owns I 494 over Maxwell Ave?

It is owned by the State Highway Agency.