US Bridges

Mn 95 over Obrien TR N

Good

Washington County, Minnesota · 2.5 MI S of JCT TH 97 · Structure no. 82018

Built
1975
50 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
89 ft
1 main span
Daily traffic
3,357
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 95 over Obrien TR N is a prestressed concrete stringer/multi-beam or girder carrying Mn 95 over Obrien TR N in Washington County, Minnesota. It was built in 1975, so it is 50 years old, older 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 3,357 vehicles a day, roughly 4% of them trucks, projected to reach 4,250 by 2042. The structure is 89 ft (27.1 m) long and 50 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesMn 95
CrossesObrien TR N
Location2.5 MI S of JCT TH 97
RouteState Highway 95
Coordinates45.22388, -92.76359
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 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 rating109.8 US tons
Inventory rating44.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length89 ft (27.1 m)
Longest span85 ft (25.9 m)
Deck width50 ft (15.3 m)
Roadway width47 ft (14.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,357 (2022)
Projected traffic4,250 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.8 mi (11 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$468 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mn 95 over Obrien TR N built?

It was built in 1975, making it 50 years old in 2025.

What condition is Mn 95 over Obrien TR N 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 August 2023.

How much traffic does Mn 95 over Obrien TR N carry?

About 3,357 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Mn 95 over Obrien TR N?

The structure is 89 ft (27.1 m) long with a longest span of 85 ft (25.9 m) and a deck 50 ft wide.

Who owns Mn 95 over Obrien TR N?

It is owned by the State Highway Agency.