US Bridges

County Highway over Drainage Ditch #18

Fair

Grand Forks County, North Dakota · 1 W 2 North Grand Forks · Structure no. 000000018137170

Built
1962
63 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
40
2019 count
Owner
County
County Highway Agency

About this bridge

County Highway over Drainage Ditch #18 is a prestressed concrete box beam or girders - multiple carrying County Highway over Drainage Ditch #18 in Grand Forks County, North Dakota. It was built in 1962, so it is 63 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.

It carries about 40 vehicles a day, projected to reach 40 by 2039. The structure is 61 ft (18.6 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCounty Highway
CrossesDrainage Ditch #18
Location1 W 2 North Grand Forks
RouteCounty Highway 0
CountyGrand Forks County
StateNorth Dakota
Coordinates47.9618, -97.10985
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating25.9 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length61 ft (18.6 m)
Longest span58 ft (17.7 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2019)
Projected traffic40 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 County Highway over Drainage Ditch #18 built?

It was built in 1962, making it 63 years old in 2025.

What condition is County Highway over Drainage Ditch #18 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 May 2023.

How much traffic does County Highway over Drainage Ditch #18 carry?

About 40 vehicles per day (2019 count).

How long is County Highway over Drainage Ditch #18?

The structure is 61 ft (18.6 m) long with a longest span of 58 ft (17.7 m) and a deck 28 ft wide.

Who owns County Highway over Drainage Ditch #18?

It is owned by the County Highway Agency.