Structure 94292072 L · Barnes County, ND

Interstate 94 over Co Hwy/kathryn Interchg

Carries Interstate 94 over Co Hwy/kathryn Interchg, 4 East Of Nd 1 South.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT110 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

110 ft end to end, longest span 41 ft. Lengths and the car on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a slab bridge.

Built1958rebuilt 1977
Length109.9 ft33.5 m
Daily traffic4,100counted 2020
Last inspectedSeptember 2023every 24 months

Location

StateNorth Dakota
CountyBarnes
Location4 East Of Nd 1 South
CarriesInterstate 94
CrossesCo Hwy/kathryn Interchg
Coordinates46.91109, -98.01007

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length109.9 ft (33.5 m)
Max Span41.0 ft (12.5 m)
Deck Width42.3 ft (12.9 m)
Deck Area432.1 sq m
Main Spans3
Year Built1958 (reconstructed 1977)

Traffic

Avg Daily Traffic4,100 (2020)
Truck Traffic20%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last InspectionSeptember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number0094292072 L

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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