US Bridges

I 694 over TH 36

Fair

Washington County, Minnesota · At JCT TH 36 · Structure no. 82813

Built
1967
58 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
193 ft
2 main spans
Daily traffic
30,753
2020 count
Owner
State
State Highway Agency

About this bridge

I 694 over TH 36 is a steel continuous stringer/multi-beam or girder carrying I 694 over TH 36 in Washington County, Minnesota. It was built in 1967, so it is 58 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 30,753 vehicles a day, roughly 8% of them trucks, projected to reach 38,500 by 2040. The structure is 193 ft (58.7 m) long and 45 ft wide.

Location

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CarriesI 694
CrossesTH 36
LocationAt JCT TH 36
RouteInterstate 694
CountyWashington County
StateMinnesota
Coordinates45.02976, -92.96232
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.8 US tons
Inventory rating32.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length193 ft (58.7 m)
Longest span95 ft (29 m)
Deck width45 ft (13.6 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,753 (2020)
Projected traffic38,500 by 2040
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I 694 over TH 36 built?

It was built in 1967, making it 58 years old in 2025.

What condition is I 694 over TH 36 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 August 2023.

How much traffic does I 694 over TH 36 carry?

About 30,753 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is I 694 over TH 36?

The structure is 193 ft (58.7 m) long with a longest span of 95 ft (29 m) and a deck 45 ft wide.

Who owns I 694 over TH 36?

It is owned by the State Highway Agency.