US Bridges

Csah 5 over Mississippi River

Fair

Beltrami County, Minnesota · 1.5 MI S of JCT Csah 10 · Structure no. 04505

Built
1967
58 years old
Condition
Fair
inspected June 2023
Type
Channel Beam
Prestressed Concrete
Length
69 ft
3 main spans
Daily traffic
186
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 5 over Mississippi River is a prestressed concrete channel beam carrying Csah 5 over Mississippi River in Beltrami County, Minnesota. It was built in 1967, so it is 58 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 186 vehicles a day, projected to reach 140 by 2042. The structure is 69 ft (21.1 m) long and 32 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesCsah 5
CrossesMississippi River
Location1.5 MI S of JCT Csah 10
RouteCounty Highway 5
Coordinates47.43338, -95.1302
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.7 US tons
Inventory rating35.6 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length69 ft (21.1 m)
Longest span31 ft (9.5 m)
Deck width32 ft (9.7 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic186 (2022)
Projected traffic140 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 Mississippi River built?

It was built in 1967, making it 58 years old in 2025.

What condition is Csah 5 over Mississippi 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 June 2023.

How much traffic does Csah 5 over Mississippi River carry?

About 186 vehicles per day (2022 count).

How long is Csah 5 over Mississippi River?

The structure is 69 ft (21.1 m) long with a longest span of 31 ft (9.5 m) and a deck 32 ft wide.

Who owns Csah 5 over Mississippi River?

It is owned by the County Highway Agency.