US Bridges

Csah 19 over I 90

Fair

Mower County, Minnesota · 2.0 MI E of JCT TH 56 · Structure no. 50801

Built
1963
62 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
208 ft
4 main spans
Daily traffic
120
2020 count
Owner
State
State Highway Agency

About this bridge

Csah 19 over I 90 is a prestressed concrete stringer/multi-beam or girder carrying Csah 19 over I 90 in Mower County, Minnesota. It was built in 1963, so it is 62 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 120 vehicles a day, projected to reach 140 by 2040. The structure is 208 ft (63.4 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCsah 19
CrossesI 90
Location2.0 MI E of JCT TH 56
RouteCounty Highway 19
CountyMower County
StateMinnesota
Coordinates43.67374, -92.82923
Functional classRural Local

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.
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 geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating72.9 US tons
Inventory rating32 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length208 ft (63.4 m)
Longest span67 ft (20.4 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2020)
Projected traffic140 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 19 over I 90 built?

It was built in 1963, making it 62 years old in 2025.

What condition is Csah 19 over I 90 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 19 over I 90 carry?

About 120 vehicles per day (2020 count).

How long is Csah 19 over I 90?

The structure is 208 ft (63.4 m) long with a longest span of 67 ft (20.4 m) and a deck 33 ft wide.

Who owns Csah 19 over I 90?

It is owned by the State Highway Agency.