US Bridges

I 494 over Cp; BNSF Rr; TH 61

Fair

Washington County, Minnesota · At the JCT TH 494; 61 · Structure no. 82859

Built
2003
22 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
655 ft
6 main spans
Daily traffic
40,000
2019 count
Owner
State
State Highway Agency

About this bridge

I 494 over Cp; BNSF Rr; TH 61 is a prestressed concrete stringer/multi-beam or girder carrying I 494 over Cp; BNSF Rr; TH 61 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 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 40,000 vehicles a day, roughly 8% of them trucks, projected to reach 43,500 by 2039. The structure is 655 ft (199.7 m) long and 78 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI 494
CrossesCp; BNSF Rr; TH 61
LocationAt the JCT TH 494; 61
RouteInterstate 494
CountyWashington County
StateMinnesota
Coordinates44.88558, -93.00432
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 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 rating81.9 US tons
Inventory rating49.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 25 or greater
Structure length655 ft (199.7 m)
Longest span135 ft (41.3 m)
Deck width78 ft (23.7 m)
Roadway width75 ft (22.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40,000 (2019)
Projected traffic43,500 by 2039
Trucks8%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.9 mi (3 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 Cp; BNSF Rr; TH 61 built?

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

What condition is I 494 over Cp; BNSF Rr; TH 61 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 September 2023.

How much traffic does I 494 over Cp; BNSF Rr; TH 61 carry?

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

How long is I 494 over Cp; BNSF Rr; TH 61?

The structure is 655 ft (199.7 m) long with a longest span of 135 ft (41.3 m) and a deck 78 ft wide.

Who owns I 494 over Cp; BNSF Rr; TH 61?

It is owned by the State Highway Agency.