US Bridges

Csah 13 over I 94

Fair

Washington County, Minnesota · 1.2 MI E of JCT TH 494 · Structure no. 82843

Built
1983
42 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
260 ft
2 main spans
Daily traffic
19,656
2021 count
Owner
State
State Highway Agency

About this bridge

Csah 13 over I 94 is a prestressed concrete stringer/multi-beam or girder carrying Csah 13 over I 94 in Washington County, Minnesota. It was built in 1983, so it is 42 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 6 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 19,656 vehicles a day, projected to reach 18,000 by 2041. The structure is 260 ft (79.4 m) long and 50 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCsah 13
CrossesI 94
Location1.2 MI E of JCT TH 494
RouteCounty Highway 13
Coordinates44.94863, -92.93452
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.7 US tons
Inventory rating48.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length260 ft (79.4 m)
Longest span128 ft (39 m)
Deck width50 ft (15.1 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,656 (2021)
Projected traffic18,000 by 2041
Trucks—
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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 13 over I 94 built?

It was built in 1983, making it 42 years old in 2025.

What condition is Csah 13 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 August 2023.

How much traffic does Csah 13 over I 94 carry?

About 19,656 vehicles per day (2021 count).

How long is Csah 13 over I 94?

The structure is 260 ft (79.4 m) long with a longest span of 128 ft (39 m) and a deck 50 ft wide.

Who owns Csah 13 over I 94?

It is owned by the State Highway Agency.