US Bridges

Con 681 over Ramp TH 61 SB

Good

Washington County, Minnesota · .1 MI NW of TH 494; 61 · Structure no. 82034B

Built
2003
22 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
426 ft
2 main spans
Daily traffic
730
2021 count
Owner
State
State Highway Agency

About this bridge

Con 681 over Ramp TH 61 SB is a steel continuous stringer/multi-beam or girder carrying Con 681 over Ramp TH 61 SB 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 730 vehicles a day, projected to reach 5,000 by 2041. The structure is 426 ft (129.8 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCon 681
CrossesRamp TH 61 SB
Location.1 MI NW of TH 494; 61
RouteInterstate 681
Coordinates44.888, -93.00569
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.
Superstructure8 Very GoodNo problems noted.
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 rating75.6 US tons
Inventory rating45 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length426 ft (129.8 m)
Longest span215 ft (65.4 m)
Deck width33 ft (10 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic730 (2021)
Projected traffic5,000 by 2041
Trucks—
Lanes on structure1
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 681 over Ramp TH 61 SB built?

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

What condition is Con 681 over Ramp TH 61 SB 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 September 2023.

How much traffic does Con 681 over Ramp TH 61 SB carry?

About 730 vehicles per day (2021 count).

How long is Con 681 over Ramp TH 61 SB?

The structure is 426 ft (129.8 m) long with a longest span of 215 ft (65.4 m) and a deck 33 ft wide.

Who owns Con 681 over Ramp TH 61 SB?

It is owned by the State Highway Agency.