US Bridges

Csah 3 over I 494

Good

Hennepin County, Minnesota · 0.7 MI S of JCT TH 494; 7 · Structure no. 27V58

Built
2005
20 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
275 ft
2 main spans
Daily traffic
9,664
2021 count
Owner
State
State Highway Agency

About this bridge

Csah 3 over I 494 is a prestressed concrete stringer/multi-beam or girder carrying Csah 3 over I 494 in Hennepin County, Minnesota. It was built in 2005, so it is 20 years old, younger than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 9,664 vehicles a day, projected to reach 11,000 by 2041. The structure is 275 ft (83.9 m) long and 83 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCsah 3
CrossesI 494
Location0.7 MI S of JCT TH 494; 7
RouteCounty Highway 3
Coordinates44.91438, -93.44959
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating106.4 US tons
Inventory rating57.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length275 ft (83.9 m)
Longest span135 ft (41 m)
Deck width83 ft (25.3 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,664 (2021)
Projected traffic11,000 by 2041
Trucks0%
Lanes on structure3
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$1,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Csah 3 over I 494 built?

It was built in 2005, making it 20 years old in 2025.

What condition is Csah 3 over I 494 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does Csah 3 over I 494 carry?

About 9,664 vehicles per day (2021 count).

How long is Csah 3 over I 494?

The structure is 275 ft (83.9 m) long with a longest span of 135 ft (41 m) and a deck 83 ft wide.

Who owns Csah 3 over I 494?

It is owned by the State Highway Agency.