US Bridges

County Road over Dipple Drain Ditch

FairPosted for load

Walsh County, North Dakota · 7 East 2 South of Grafton · Structure no. 000000050150110

Built
1955
70 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
27 ft
1 main span
Daily traffic
10
2017 count
Owner
County
County Highway Agency

About this bridge

County Road over Dipple Drain Ditch is a wood or timber stringer/multi-beam or girder carrying County Road over Dipple Drain Ditch in Walsh County, North Dakota. It was built in 1955, so it is 70 years old, older than the North Dakota average of 48.2 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 10 vehicles a day, projected to reach 10 by 2037. The structure is 27 ft (8.2 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCounty Road
CrossesDipple Drain Ditch
Location7 East 2 South of Grafton
RouteCounty Highway 0
CountyWalsh County
StateNorth Dakota
Coordinates48.38304, -97.23378
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
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 rating8.6 US tons
Inventory rating6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span24 ft (7.3 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2017)
Projected traffic10 by 2037
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 statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$63,000
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road over Dipple Drain Ditch built?

It was built in 1955, making it 70 years old in 2025.

What condition is County Road over Dipple Drain Ditch 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 April 2023.

How much traffic does County Road over Dipple Drain Ditch carry?

About 10 vehicles per day (2017 count).

How long is County Road over Dipple Drain Ditch?

The structure is 27 ft (8.2 m) long with a longest span of 24 ft (7.3 m) and a deck 20 ft wide.

Who owns County Road over Dipple Drain Ditch?

It is owned by the County Highway Agency.