US Bridges

County Hiway 1104 over James River

Fair

Dickey County, North Dakota · 7 North 7 West Oakes · Structure no. 000000011136030

Built
1972
53 years old
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
122 ft
3 main spans
Daily traffic
55
2020 count
Owner
County
County Highway Agency

About this bridge

County Hiway 1104 over James River is a prestressed concrete box beam or girders - multiple carrying County Hiway 1104 over James River in Dickey County, North Dakota. It was built in 1972, so it is 53 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.

It carries about 55 vehicles a day, projected to reach 35 by 2040. The structure is 122 ft (37.2 m) long and 30 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesCounty Hiway 1104
CrossesJames River
Location7 North 7 West Oakes
RouteCounty Highway 1104
CountyDickey County
StateNorth Dakota
Coordinates46.24031, -98.26916
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating86.4 US tons
Inventory rating46.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadH 20
Structure length122 ft (37.2 m)
Longest span50 ft (15.2 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55 (2020)
Projected traffic35 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 County Hiway 1104 over James River built?

It was built in 1972, making it 53 years old in 2025.

What condition is County Hiway 1104 over James River 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 October 2023.

How much traffic does County Hiway 1104 over James River carry?

About 55 vehicles per day (2020 count).

How long is County Hiway 1104 over James River?

The structure is 122 ft (37.2 m) long with a longest span of 50 ft (15.2 m) and a deck 30 ft wide.

Who owns County Hiway 1104 over James River?

It is owned by the County Highway Agency.