US Bridges

Csah 6 over I 694

Fair

Washington County, Minnesota · 2.7 MI N of JCT TH 94 · Structure no. 82804

Built
1967
58 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
249 ft
4 main spans
Daily traffic
5,500
2019 count
Owner
State
State Highway Agency

About this bridge

Csah 6 over I 694 is a steel continuous stringer/multi-beam or girder carrying Csah 6 over I 694 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 5,500 vehicles a day, projected to reach 5,300 by 2039. The structure is 249 ft (76 m) long and 36 ft wide.

Location

Open in Google Maps
CarriesCsah 6
CrossesI 694
Location2.7 MI N of JCT TH 94
RouteCounty Highway 6
CountyWashington County
StateMinnesota
Coordinates44.98759, -92.96056
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.4 US tons
Inventory rating35.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length249 ft (76 m)
Longest span77 ft (23.6 m)
Deck width36 ft (10.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,500 (2019)
Projected traffic5,300 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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$366 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Csah 6 over I 694 built?

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

What condition is Csah 6 over I 694 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 Csah 6 over I 694 carry?

About 5,500 vehicles per day (2019 count).

How long is Csah 6 over I 694?

The structure is 249 ft (76 m) long with a longest span of 77 ft (23.6 m) and a deck 36 ft wide.

Who owns Csah 6 over I 694?

It is owned by the State Highway Agency.