US Bridges

Csah 5 over Wild Rice River

Poor

Mahnomen County, Minnesota · 0.5 MI S of JCT Csah 5 · Structure no. 44502

Built
1966
59 years old
Condition
Poor
inspected September 2024
Type
Channel Beam
Prestressed Concrete
Length
94 ft
3 main spans
Daily traffic
150
2016 count
Owner
County
County Highway Agency

About this bridge

Csah 5 over Wild Rice River is a prestressed concrete channel beam carrying Csah 5 over Wild Rice River in Mahnomen County, Minnesota. It was built in 1966, so it is 59 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.

It carries about 150 vehicles a day, projected to reach 150 by 2039. The structure is 94 ft (28.5 m) long and 31 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCsah 5
CrossesWild Rice River
Location0.5 MI S of JCT Csah 5
RouteCounty Highway 5
Coordinates47.30389, -95.96892
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating42.1 US tons
Inventory rating32.5 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length94 ft (28.5 m)
Longest span31 ft (9.5 m)
Deck width31 ft (9.6 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2016)
Projected traffic150 by 2039
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 5 over Wild Rice River built?

It was built in 1966, making it 59 years old in 2025.

What condition is Csah 5 over Wild Rice 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 September 2024.

How much traffic does Csah 5 over Wild Rice River carry?

About 150 vehicles per day (2016 count).

How long is Csah 5 over Wild Rice River?

The structure is 94 ft (28.5 m) long with a longest span of 31 ft (9.5 m) and a deck 31 ft wide.

Who owns Csah 5 over Wild Rice River?

It is owned by the County Highway Agency.