US Bridges

Csah 5 over Buffalo River

Good

Clay County, Minnesota · 0.1 MI N of JCT Csah 28 · Structure no. 14515

Built
1980
45 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
172 ft
3 main spans
Daily traffic
205
2017 count
Owner
County
County Highway Agency

About this bridge

Csah 5 over Buffalo River is a steel continuous stringer/multi-beam or girder carrying Csah 5 over Buffalo River in Clay County, Minnesota. It was built in 1980, so it is 45 years old, older 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.

It carries about 205 vehicles a day, projected to reach 205 by 2039. The structure is 172 ft (52.3 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCsah 5
CrossesBuffalo River
Location0.1 MI N of JCT Csah 28
RouteCounty Highway 5
Coordinates47.00513, -96.73187
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating35.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length172 ft (52.3 m)
Longest span65 ft (19.8 m)
Deck width36 ft (11 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic205 (2017)
Projected traffic205 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Buffalo River built?

It was built in 1980, making it 45 years old in 2025.

What condition is Csah 5 over Buffalo River 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 November 2024.

How much traffic does Csah 5 over Buffalo River carry?

About 205 vehicles per day (2017 count).

How long is Csah 5 over Buffalo River?

The structure is 172 ft (52.3 m) long with a longest span of 65 ft (19.8 m) and a deck 36 ft wide.

Who owns Csah 5 over Buffalo River?

It is owned by the County Highway Agency.