Structure 36441108 · Jackson County, SD

Sd248 over Brave Bull Ck

Carries Sd248 over Brave Bull Ck, 0.4 E Of Belvidere.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure and Substructure at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructuresets the rating5/9 · Fair
Substructuresets the rating5/9 · Fair
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT140 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 5/9Substructure 5/9

140 ft end to end, longest span 16 ft. Lengths and the semi-truck 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.

Built194284 years old
Length140.4 ft42.8 m
Daily traffic82counted 2024
Last inspectedJanuary 2025every 24 months

Location

StateSouth Dakota
CountyJackson
Location0.4 E Of Belvidere
CarriesSd248
CrossesBrave Bull Ck
Coordinates43.83901, -101.26163

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length140.4 ft (42.8 m)
Max Span16.1 ft (4.9 m)
Deck Width33.1 ft (10.1 m)
Deck Area432.3 sq m
Main Spans8
Year Built1942

Traffic

Avg Daily Traffic82 (2024)
Truck Traffic15%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJanuary 2025
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number000000036441108

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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