Structure 47030429 · Meade County, SD

Junction Avenue over Bear Butte Ck

Carries Junction Avenue over Bear Butte Ck, Junction AVE - Sturgis.

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
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT166 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

166 ft end to end, longest span 46 ft: about 2 semi-trucks nose to tail. 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.

Built199828 years old
Length166.0 ft50.6 m
Daily traffic800counted 2022
Last inspectedJuly 2024every 24 months

Location

StateSouth Dakota
CountyMeade
LocationJunction AVE - Sturgis
CarriesJunction Avenue
CrossesBear Butte Ck
Coordinates44.41731, -103.50914

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length166.0 ft (50.6 m)
Max Span45.9 ft (14 m)
Deck Width38.7 ft (11.8 m)
Deck Area597.1 sq m
Main Spans4
Year Built1998

Traffic

Avg Daily Traffic800 (2022)
Truck Traffic8%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number000000047030429

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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