US Bridges

Csah 8 over Stream

FairPosted for load

Redwood County, Minnesota · 0.3 MI N of JCT TH 14 · Structure no. 89819

Built
1956
69 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
20 ft
1 main span
Daily traffic
350
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 8 over Stream is a steel stringer/multi-beam or girder carrying Csah 8 over Stream in Redwood County, Minnesota. It was built in 1956, so it is 69 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 350 vehicles a day, projected to reach 315 by 2039. The structure is 20 ft (6.2 m) long and 26 ft wide.

Location

Open in Google Maps
CarriesCsah 8
CrossesStream
Location0.3 MI N of JCT TH 14
RouteCounty Highway 8
CountyRedwood County
StateMinnesota
Coordinates44.24399, -95.55315
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating62.3 US tons
Inventory rating37.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length20 ft (6.2 m)
Longest span17 ft (5.1 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2019)
Projected traffic315 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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$157 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 8 over Stream built?

It was built in 1956, making it 69 years old in 2025.

What condition is Csah 8 over Stream 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 8 over Stream carry?

About 350 vehicles per day (2019 count).

How long is Csah 8 over Stream?

The structure is 20 ft (6.2 m) long with a longest span of 17 ft (5.1 m) and a deck 26 ft wide.

Who owns Csah 8 over Stream?

It is owned by the County Highway Agency.