US Bridges

Csah 17 over I 94

Fair

Douglas County, Minnesota · 5.0 MI E of JCT TH 29 · Structure no. 21819

Built
1967
58 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
213 ft
4 main spans
Daily traffic
860
2018 count
Owner
State
State Highway Agency

About this bridge

Csah 17 over I 94 is a steel continuous stringer/multi-beam or girder carrying Csah 17 over I 94 in Douglas 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 860 vehicles a day, projected to reach 760 by 2038. The structure is 213 ft (64.9 m) long and 34 ft wide. If it were closed, the detour would be 19.3 mi (31 km).

Location

Open in Google Maps
CarriesCsah 17
CrossesI 94
Location5.0 MI E of JCT TH 29
RouteCounty Highway 17
CountyDouglas County
StateMinnesota
Coordinates45.83221, -95.28489
Functional classRural Major 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating51.8 US tons
Inventory rating31 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length213 ft (64.9 m)
Longest span67 ft (20.5 m)
Deck width34 ft (10.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic860 (2018)
Projected traffic760 by 2038
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed19.3 mi (31 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 Csah 17 over I 94 built?

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

What condition is Csah 17 over I 94 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 September 2024.

How much traffic does Csah 17 over I 94 carry?

About 860 vehicles per day (2018 count).

How long is Csah 17 over I 94?

The structure is 213 ft (64.9 m) long with a longest span of 67 ft (20.5 m) and a deck 34 ft wide.

Who owns Csah 17 over I 94?

It is owned by the State Highway Agency.