US Bridges

Csah 8 over Ditch # 11

Fair

Clay County, Minnesota · 1.2 MI W of JCT Csah 11 · Structure no. 93030

Built
1973
52 years old
Condition
Fair
inspected August 2023
Type
Culvert
Steel
Length
26 ft
3 main spans
Daily traffic
146
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 8 over Ditch # 11 is a steel culvert carrying Csah 8 over Ditch # 11 in Clay County, Minnesota. It was built in 1973, so it is 52 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 146 vehicles a day, projected to reach 185 by 2041. The structure is 26 ft (8 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCsah 8
CrossesDitch # 11
Location1.2 MI W of JCT Csah 11
RouteCounty Highway 8
Coordinates46.73219, -96.6772
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating28.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20
Structure length26 ft (8 m)
Longest span7 ft (2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic146 (2021)
Projected traffic185 by 2041
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 8 over Ditch # 11 built?

It was built in 1973, making it 52 years old in 2025.

What condition is Csah 8 over Ditch # 11 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 August 2023.

How much traffic does Csah 8 over Ditch # 11 carry?

About 146 vehicles per day (2021 count).

How long is Csah 8 over Ditch # 11?

The structure is 26 ft (8 m) long with a longest span of 7 ft (2 m).

Who owns Csah 8 over Ditch # 11?

It is owned by the County Highway Agency.