US Bridges

Con 617 over I 494/I 35E North Ramp

Fair

Dakota County, Minnesota · At the JCT TH 494; 35E · Structure no. 19899

Built
1983
42 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
402 ft
4 main spans
Daily traffic
11,000
2020 count
Owner
State
State Highway Agency

About this bridge

Con 617 over I 494/I 35E North Ramp is a steel continuous stringer/multi-beam or girder carrying Con 617 over I 494/I 35E North Ramp in Dakota County, Minnesota. It was built in 1983, so it is 42 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 5 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 11,000 vehicles a day, projected to reach 4,000 by 2040. The structure is 402 ft (122.4 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCon 617
CrossesI 494/I 35E North Ramp
LocationAt the JCT TH 494; 35E
RouteInterstate 617
CountyDakota County
StateMinnesota
Coordinates44.86459, -93.14497
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating53.6 US tons
Inventory rating41.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length402 ft (122.4 m)
Longest span121 ft (37 m)
Deck width36 ft (11 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,000 (2020)
Projected traffic4,000 by 2040
Trucks—
Lanes on structure2
Traffic directionOne-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 Con 617 over I 494/I 35E North Ramp built?

It was built in 1983, making it 42 years old in 2025.

What condition is Con 617 over I 494/I 35E North 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 2023.

How much traffic does Con 617 over I 494/I 35E North Ramp carry?

About 11,000 vehicles per day (2020 count).

How long is Con 617 over I 494/I 35E North Ramp?

The structure is 402 ft (122.4 m) long with a longest span of 121 ft (37 m) and a deck 36 ft wide.

Who owns Con 617 over I 494/I 35E North Ramp?

It is owned by the State Highway Agency.