US Bridges

Mn 51 over I 694; Ramp

Good

Ramsey County, Minnesota · 0.47 MI E of JCT TH694;10 · Structure no. 62052

Built
2012
13 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
283 ft
2 main spans
Daily traffic
30,500
2019 count
Owner
State
State Highway Agency

About this bridge

Mn 51 over I 694; Ramp is a prestressed concrete stringer/multi-beam or girder carrying Mn 51 over I 694; Ramp in Ramsey County, Minnesota. It was built in 2012, so it is 13 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 30,500 vehicles a day, roughly 1% of them trucks, projected to reach 31,500 by 2039. The structure is 283 ft (86.4 m) long and 79 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMn 51
CrossesI 694; Ramp
Location0.47 MI E of JCT TH694;10
RouteState Highway 51
Coordinates45.06147, -93.15826
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
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 alignment7: Better than present minimum criteria
Operating rating101.3 US tons
Inventory rating44.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length283 ft (86.4 m)
Longest span148 ft (45 m)
Deck width79 ft (24.2 m)
Roadway width74 ft (22.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,500 (2019)
Projected traffic31,500 by 2039
Trucks1%
Lanes on structure3
Traffic directionTwo-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 Mn 51 over I 694; Ramp built?

It was built in 2012, making it 13 years old in 2025.

What condition is Mn 51 over I 694; Ramp 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 May 2024.

How much traffic does Mn 51 over I 694; Ramp carry?

About 30,500 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is Mn 51 over I 694; Ramp?

The structure is 283 ft (86.4 m) long with a longest span of 148 ft (45 m) and a deck 79 ft wide.

Who owns Mn 51 over I 694; Ramp?

It is owned by the State Highway Agency.