US Bridges

Csah 19 over I 35

Fair

Freeborn County, Minnesota · 1.0 MI N of JCT TH 65 · Structure no. 24824

Built
1970
55 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
302 ft
4 main spans
Daily traffic
820
2017 count
Owner
State
State Highway Agency

About this bridge

Csah 19 over I 35 is a steel continuous stringer/multi-beam or girder carrying Csah 19 over I 35 in Freeborn County, Minnesota. It was built in 1970, so it is 55 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 820 vehicles a day, projected to reach 820 by 2039. The structure is 302 ft (92.2 m) long and 44 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCsah 19
CrossesI 35
Location1.0 MI N of JCT TH 65
RouteCounty Highway 19
Coordinates43.62461, -93.33073
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating81.9 US tons
Inventory rating49.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length302 ft (92.2 m)
Longest span86 ft (26.1 m)
Deck width44 ft (13.5 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic820 (2017)
Projected traffic820 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 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 35 built?

It was built in 1970, making it 55 years old in 2025.

What condition is Csah 19 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 September 2023.

How much traffic does Csah 19 over I 35 carry?

About 820 vehicles per day (2017 count).

How long is Csah 19 over I 35?

The structure is 302 ft (92.2 m) long with a longest span of 86 ft (26.1 m) and a deck 44 ft wide.

Who owns Csah 19 over I 35?

It is owned by the State Highway Agency.