Structure 4124180 · Billings County, ND

126th AVE SW over Green River

Carries 126th AVE SW over Green River, 7 East 7 North Of Fryburg.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructure8/9 · Very Good
Substructure8/9 · Very Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT72 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 8/9

72 ft end to end. 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 box-beam bridge.

Built198640 years old
Length71.9 ft21.9 m
Daily traffic50counted 2018
Last inspectedJune 2023every 24 months

Location

StateNorth Dakota
CountyBillings
Location7 East 7 North Of Fryburg
Carries126th AVE SW
CrossesGreen River
Coordinates47.06724, -103.15949

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Single/Spread
Total Length71.9 ft (21.9 m)
Max Span66.9 ft (20.4 m)
Deck Width34.4 ft (10.5 m)
Deck Area229.9 sq m
Main Spans1
Year Built1986

Traffic

Avg Daily Traffic50 (2018)
Lanes On Bridge2

Inspection & Ownership

Last InspectionJune 2023
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical7 — Countermeasures installed
Structure Number000000004124180

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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