US Bridges

I 494 over TH 94 Off Ramp

Fair

Hennepin County, Minnesota · At JCT TH 94; 494 · Structure no. 27906

Built
1969
56 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
301 ft
3 main spans
Daily traffic
39,000
2015 count
Owner
State
State Highway Agency

About this bridge

I 494 over TH 94 Off Ramp is a steel continuous stringer/multi-beam or girder carrying I 494 over TH 94 Off Ramp in Hennepin County, Minnesota. It was built in 1969, so it is 56 years old, older 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 39,000 vehicles a day, roughly 9% of them trucks, projected to reach 39,000 by 2039. The structure is 301 ft (91.8 m) long and 45 ft wide.

CarriesI 494
CrossesTH 94 Off Ramp
LocationAt JCT TH 94; 494
RouteInterstate 494
Coordinates45.09154, -93.44621
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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length301 ft (91.8 m)
Longest span106 ft (32.4 m)
Deck width45 ft (13.6 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,000 (2015)
Projected traffic39,000 by 2039
Trucks9%
Lanes on structure2
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 I 494 over TH 94 Off Ramp built?

It was built in 1969, making it 56 years old in 2025.

What condition is I 494 over TH 94 Off Ramp 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 October 2024.

How much traffic does I 494 over TH 94 Off Ramp carry?

About 39,000 vehicles per day (2015 count), of which roughly 9% are trucks.

How long is I 494 over TH 94 Off Ramp?

The structure is 301 ft (91.8 m) long with a longest span of 106 ft (32.4 m) and a deck 45 ft wide.

Who owns I 494 over TH 94 Off Ramp?

It is owned by the State Highway Agency.