US Bridges

Csah 9 over I 494

Good

Hennepin County, Minnesota · 1.3 MI N of JCT TH 55 · Structure no. 27W45

Built
2019
6 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
203 ft
2 main spans
Daily traffic
19,727
2022 count
Owner
State
State Highway Agency

About this bridge

Csah 9 over I 494 is a prestressed concrete stringer/multi-beam or girder carrying Csah 9 over I 494 in Hennepin County, Minnesota. It was built in 2019, so it is 6 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 19,727 vehicles a day, roughly 3% of them trucks, projected to reach 29,000 by 2042. The structure is 203 ft (61.9 m) long and 107 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCsah 9
CrossesI 494
Location1.3 MI N of JCT TH 55
RouteCounty Highway 9
Coordinates45.02852, -93.45266
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable 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 rating62.5 US tons
Inventory rating48.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length203 ft (61.9 m)
Longest span100 ft (30.4 m)
Deck width107 ft (32.5 m)
Roadway width77 ft (23.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,727 (2022)
Projected traffic29,000 by 2042
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Csah 9 over I 494 built?

It was built in 2019, making it 6 years old in 2025.

What condition is Csah 9 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 September 2024.

How much traffic does Csah 9 over I 494 carry?

About 19,727 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Csah 9 over I 494?

The structure is 203 ft (61.9 m) long with a longest span of 100 ft (30.4 m) and a deck 107 ft wide.

Who owns Csah 9 over I 494?

It is owned by the State Highway Agency.