US Bridges

Csah 46 over I 35

Fair

Dakota County, Minnesota · 1.6 MI S of JCT 35 E;w · Structure no. 19531

Built
1995
30 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
241 ft
2 main spans
Daily traffic
34,500
2019 count
Owner
State
State Highway Agency

About this bridge

Csah 46 over I 35 is a prestressed concrete stringer/multi-beam or girder carrying Csah 46 over I 35 in Dakota County, Minnesota. It was built in 1995, so it is 30 years old, younger 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 34,500 vehicles a day, projected to reach 36,500 by 2039. The structure is 241 ft (73.5 m) long and 115 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCsah 46
CrossesI 35
Location1.6 MI S of JCT 35 E;w
RouteCounty Highway 46
CountyDakota County
StateMinnesota
Coordinates44.71451, -93.28357
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionApril 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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.5 US tons
Inventory rating49.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length241 ft (73.5 m)
Longest span120 ft (36.5 m)
Deck width115 ft (35.1 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,500 (2019)
Projected traffic36,500 by 2039
Trucks—
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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 46 over I 35 built?

It was built in 1995, making it 30 years old in 2025.

What condition is Csah 46 over I 35 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 April 2023.

How much traffic does Csah 46 over I 35 carry?

About 34,500 vehicles per day (2019 count).

How long is Csah 46 over I 35?

The structure is 241 ft (73.5 m) long with a longest span of 120 ft (36.5 m) and a deck 115 ft wide.

Who owns Csah 46 over I 35?

It is owned by the State Highway Agency.