US Bridges

Csah 17 over Yellow Medicine River

PoorPosted for load

Lincoln County, Minnesota · 0.3 MI W of JCT Csah 5 · Structure no. 7245

Built
1958
67 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
44 ft
2 main spans
Daily traffic
350
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 17 over Yellow Medicine River is a wood or timber stringer/multi-beam or girder carrying Csah 17 over Yellow Medicine River in Lincoln County, Minnesota. It was built in 1958, so it is 67 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 350 vehicles a day, projected to reach 340 by 2042. The structure is 44 ft (13.4 m) long and 30 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesCsah 17
CrossesYellow Medicine River
Location0.3 MI W of JCT Csah 5
RouteCounty Highway 17
CountyLincoln County
StateMinnesota
Coordinates44.5037, -96.24686
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.4 US tons
Inventory rating20 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 20
Structure length44 ft (13.4 m)
Longest span20 ft (6.2 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2022)
Projected traffic340 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 17 over Yellow Medicine River built?

It was built in 1958, making it 67 years old in 2025.

What condition is Csah 17 over Yellow Medicine River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Csah 17 over Yellow Medicine River carry?

About 350 vehicles per day (2022 count).

How long is Csah 17 over Yellow Medicine River?

The structure is 44 ft (13.4 m) long with a longest span of 20 ft (6.2 m) and a deck 30 ft wide.

Who owns Csah 17 over Yellow Medicine River?

It is owned by the County Highway Agency.