US Bridges

Csah 50 over Shingobee Creek

Fair

Cass County, Minnesota · 2.3 MI S of JCT TH 34 · Structure no. 11514

Built
1988
37 years old
Condition
Fair
inspected September 2023
Type
Slab
Wood or Timber
Length
62 ft
3 main spans
Daily traffic
215
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 50 over Shingobee Creek is a wood or timber slab carrying Csah 50 over Shingobee Creek in Cass County, Minnesota. It was built in 1988, so it is 37 years old, younger 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 215 vehicles a day, roughly 1% of them trucks, projected to reach 195 by 2039. The structure is 62 ft (18.9 m) long and 34 ft wide. If it were closed, the detour would be 23 mi (37 km).

CarriesCsah 50
CrossesShingobee Creek
Location2.3 MI S of JCT TH 34
RouteCounty Highway 50
Coordinates47.03078, -94.59624
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating46.4 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length62 ft (18.9 m)
Longest span26 ft (7.9 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic215 (2019)
Projected traffic195 by 2039
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 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 50 over Shingobee Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is Csah 50 over Shingobee Creek 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 50 over Shingobee Creek carry?

About 215 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is Csah 50 over Shingobee Creek?

The structure is 62 ft (18.9 m) long with a longest span of 26 ft (7.9 m) and a deck 34 ft wide.

Who owns Csah 50 over Shingobee Creek?

It is owned by the County Highway Agency.