Mn 36 over Dnr Gateway Trail

Good

Washington County, Minnesota · 0.9 MI E of JCT TH 694 · Structure no. 82009

Built: 1987; 38 years old
Condition: Good; inspected August 2023
Type: Frame; Concrete
Length: 30 ft; 1 main span
Daily traffic: 40,818; 2022 count
Owner: State; State Highway Agency

About this bridge

Mn 36 over Dnr Gateway Trail is a concrete frame carrying Mn 36 over Dnr Gateway Trail in Washington County, Minnesota. It was built in 1987, so it is 38 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 40,818 vehicles a day, roughly 16% of them trucks, projected to reach 44,500 by 2042. The structure is 30 ft (9.2 m) long and 163 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesMn 36

CrossesDnr Gateway Trail

Location0.9 MI E of JCT TH 694

RouteState Highway 36

CountyWashington County

StateMinnesota

Coordinates45.03591, -92.9456

Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

Component	Rating	Meaning
Deck	7 Good	Some minor problems.
Superstructure	7 Good	Some minor problems.
Substructure	7 Good	Some 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 rating84.4 US tons

Structure

Structure typeFrame

MaterialConcrete

DeckConcrete, cast-in-place

Main spans1

Design loadHS 20

Structure length30 ft (9.2 m)

Longest span27 ft (8.2 m)

Deck width163 ft (49.7 m)

Roadway width74 ft (22.6 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40,818 (2022)

Projected traffic44,500 by 2042

Trucks16%

Lanes on structure4

Traffic directionTwo-way traffic

CarriesHighway

CrossesPedestrian / bicycle

Detour if closed6.2 mi (10 km)

TollOn a free road

National Highway SystemYes

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 36 over Dnr Gateway Trail built?

It was built in 1987, making it 38 years old in 2025.

What condition is Mn 36 over Dnr Gateway Trail 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 36 over Dnr Gateway Trail carry?

About 40,818 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is Mn 36 over Dnr Gateway Trail?

The structure is 30 ft (9.2 m) long with a longest span of 27 ft (8.2 m) and a deck 163 ft wide.

Who owns Mn 36 over Dnr Gateway Trail?

It is owned by the State Highway Agency.