US Bridges

CR 51 over Ditch 9

Fair

Benton County, Minnesota · At JCT Csah 7 · Structure no. 97925

Built
2000
25 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
45 ft
2 main spans
Daily traffic
180
2015 count
Owner
County
County Highway Agency

About this bridge

CR 51 over Ditch 9 is a concrete culvert carrying CR 51 over Ditch 9 in Benton County, Minnesota. It was built in 2000, so it is 25 years old, younger 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 180 vehicles a day, projected to reach 180 by 2039. The structure is 45 ft (13.6 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 51
CrossesDitch 9
LocationAt JCT Csah 7
RouteCounty Highway 51
Coordinates45.64847, -93.82268
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length45 ft (13.6 m)
Longest span17 ft (5.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic180 (2015)
Projected traffic180 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 CR 51 over Ditch 9 built?

It was built in 2000, making it 25 years old in 2025.

What condition is CR 51 over Ditch 9 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 November 2023.

How much traffic does CR 51 over Ditch 9 carry?

About 180 vehicles per day (2015 count).

How long is CR 51 over Ditch 9?

The structure is 45 ft (13.6 m) long with a longest span of 17 ft (5.3 m).

Who owns CR 51 over Ditch 9?

It is owned by the County Highway Agency.