US Bridges

Csah 11 over Minnesota River

Good

Scott County, Minnesota · At N County Line · Structure no. 70532

Built
2002
23 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
565 ft
4 main spans
Daily traffic
4,280
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 11 over Minnesota River is a prestressed concrete stringer/multi-beam or girder carrying Csah 11 over Minnesota River in Scott County, Minnesota. It was built in 2002, so it is 23 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 4,280 vehicles a day, roughly 7% of them trucks, projected to reach 5,500 by 2042. The structure is 565 ft (172.1 m) long and 55 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesCsah 11
CrossesMinnesota River
LocationAt N County Line
RouteCounty Highway 11
Coordinates44.69287, -93.6423
Functional classRural 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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating38.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length565 ft (172.1 m)
Longest span140 ft (42.7 m)
Deck width55 ft (16.7 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,280 (2022)
Projected traffic5,500 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 11 over Minnesota River built?

It was built in 2002, making it 23 years old in 2025.

What condition is Csah 11 over Minnesota River 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 August 2024.

How much traffic does Csah 11 over Minnesota River carry?

About 4,280 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Csah 11 over Minnesota River?

The structure is 565 ft (172.1 m) long with a longest span of 140 ft (42.7 m) and a deck 55 ft wide.

Who owns Csah 11 over Minnesota River?

It is owned by the County Highway Agency.