Structure 67505 · Rock County, MN

Csah 5 over Little Beaver Creek

Carries Csah 5 over Little Beaver Creek, 0.4 Mi W Of Jct Csah 11.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure and Substructure at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT62 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

62 ft end to end, longest span 26 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.

Built197155 years old
Length62.0 ft18.9 m
Daily traffic556counted 2022
Last inspectedOctober 2024every 24 months

Location

StateMinnesota
CountyRock
Location0.4 Mi W Of Jct Csah 11
CarriesCsah 5
CrossesLittle Beaver Creek
Coordinates43.66009, -96.28075

Physical Characteristics

MaterialWood or Timber
DesignSlab
Total Length62.0 ft (18.9 m)
Max Span25.9 ft (7.9 m)
Deck Width38.4 ft (11.7 m)
Deck Area221.1 sq m
Main Spans3
Year Built1971

Traffic

Avg Daily Traffic556 (2022)
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number67505

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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