US Bridges

Csah 19 over Straight River

Fair

Steele County, Minnesota · 0.1 MI E of JCT TH14 · Structure no. 74509

Built
1965
60 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
112 ft
3 main spans
Daily traffic
6,100
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 19 over Straight River is a prestressed concrete stringer/multi-beam or girder carrying Csah 19 over Straight River in Steele County, Minnesota. It was built in 1965, so it is 60 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 6,100 vehicles a day, projected to reach 6,500 by 2039. The structure is 112 ft (34.1 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCsah 19
CrossesStraight River
Location0.1 MI E of JCT TH14
RouteCounty Highway 19
CountySteele County
StateMinnesota
Coordinates44.08799, -93.22901
Functional classUrban Minor Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating43.2 US tons
Inventory rating25.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length112 ft (34.1 m)
Longest span36 ft (11 m)
Deck width52 ft (15.8 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,100 (2019)
Projected traffic6,500 by 2039
Trucks—
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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$800 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 19 over Straight River built?

It was built in 1965, making it 60 years old in 2025.

What condition is Csah 19 over Straight River 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 October 2024.

How much traffic does Csah 19 over Straight River carry?

About 6,100 vehicles per day (2019 count).

How long is Csah 19 over Straight River?

The structure is 112 ft (34.1 m) long with a longest span of 36 ft (11 m) and a deck 52 ft wide.

Who owns Csah 19 over Straight River?

It is owned by the County Highway Agency.