US Bridges

64th Ave (CR88) over Drainage Area

Fair

Morton County, North Dakota · 7 North of Glen Ullin · Structure no. 000000030112041

Built
1964
61 years old
Condition
Fair
inspected November 2024
Type
Channel Beam
Concrete
Length
32 ft
1 main span
Daily traffic
90
2018 count
Owner
County
County Highway Agency

About this bridge

64th Ave (CR88) over Drainage Area is a concrete channel beam carrying 64th Ave (CR88) over Drainage Area in Morton County, North Dakota. It was built in 1964, so it is 61 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 90 vehicles a day, projected to reach 75 by 2038. The structure is 32 ft (9.8 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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Carries64th Ave (CR88)
CrossesDrainage Area
Location7 North of Glen Ullin
RouteCounty Highway 3013
CountyMorton County
StateNorth Dakota
Coordinates46.92039, -101.84789
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating51.7 US tons
Inventory rating30.9 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckOther
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span28 ft (8.5 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2018)
Projected traffic75 by 2038
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 64th Ave (CR88) over Drainage Area built?

It was built in 1964, making it 61 years old in 2025.

What condition is 64th Ave (CR88) 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 November 2024.

How much traffic does 64th Ave (CR88) over Drainage Area carry?

About 90 vehicles per day (2018 count).

How long is 64th Ave (CR88) over Drainage Area?

The structure is 32 ft (9.8 m) long with a longest span of 28 ft (8.5 m) and a deck 32 ft wide.

Who owns 64th Ave (CR88) over Drainage Area?

It is owned by the County Highway Agency.