US Bridges

County Highway over Drainage Area

FairPosted for load

Morton County, North Dakota · 6 North 10 East of Judson · Structure no. 000000030150050

Built
1973
52 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
29 ft
1 main span
Daily traffic
25
2018 count
Owner
County
County Highway Agency

About this bridge

County Highway over Drainage Area is a wood or timber stringer/multi-beam or girder carrying County Highway over Drainage Area in Morton County, North Dakota. It was built in 1973, so it is 52 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 6 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 25 vehicles a day, projected to reach 25 by 2038. The structure is 29 ft (8.8 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCounty Highway
CrossesDrainage Area
Location6 North 10 East of Judson
RouteCounty Highway 0
CountyMorton County
StateNorth Dakota
Coordinates46.90679, -101.06846
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 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 rating18.3 US tons
Inventory rating11.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 15
Structure length29 ft (8.8 m)
Longest span26 ft (7.9 m)
Deck width24 ft (7.4 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2018)
Projected traffic25 by 2038
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$59,000
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Drainage Area built?

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

What condition is County Highway over Drainage Area 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 July 2023.

How much traffic does County Highway over Drainage Area carry?

About 25 vehicles per day (2018 count).

How long is County Highway over Drainage Area?

The structure is 29 ft (8.8 m) long with a longest span of 26 ft (7.9 m) and a deck 24 ft wide.

Who owns County Highway over Drainage Area?

It is owned by the County Highway Agency.