US Bridges

Csah 3 over S Br Yellow Medicine R

GoodPosted for load

Lyon County, Minnesota · 0.1 MI S of JCT Csah 8 · Structure no. 42547

Built
1991
34 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
129 ft
2 main spans
Daily traffic
235
2018 count
Owner
County
County Highway Agency

About this bridge

Csah 3 over S Br Yellow Medicine R is a prestressed concrete stringer/multi-beam or girder carrying Csah 3 over S Br Yellow Medicine R in Lyon County, Minnesota. It was built in 1991, so it is 34 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. Its operating status is: posted for load restriction.

It carries about 235 vehicles a day, projected to reach 255 by 2038. The structure is 129 ft (39.2 m) long and 35 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCsah 3
CrossesS Br Yellow Medicine R
Location0.1 MI S of JCT Csah 8
RouteCounty Highway 3
Coordinates44.51465, -95.99922
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.4 US tons
Inventory rating22.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length129 ft (39.2 m)
Longest span64 ft (19.4 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic235 (2018)
Projected traffic255 by 2038
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 3 over S Br Yellow Medicine R built?

It was built in 1991, making it 34 years old in 2025.

What condition is Csah 3 over S Br Yellow Medicine R 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 October 2024.

How much traffic does Csah 3 over S Br Yellow Medicine R carry?

About 235 vehicles per day (2018 count).

How long is Csah 3 over S Br Yellow Medicine R?

The structure is 129 ft (39.2 m) long with a longest span of 64 ft (19.4 m) and a deck 35 ft wide.

Who owns Csah 3 over S Br Yellow Medicine R?

It is owned by the County Highway Agency.