Structure 870073 · Miami-Dade County, FL

Comp Sr-7 over Little River Canal C-7

Carries Comp Sr-7 over Little River Canal C-7, NW 7 AVE And NW 85 Street.

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 overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT100 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

100 ft end to end, longest span 17 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.

Built195175 years old
Length100.1 ft30.5 m
Daily traffic28,500counted 2022
Last inspectedMarch 2024every 24 months

Location

StateFlorida
CountyMiami-Dade
LocationNW 7 AVE And NW 85 Street
CarriesComp Sr-7
CrossesLittle River Canal C-7
Coordinates25.85453, -80.20942

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length100.1 ft (30.5 m)
Max Span16.7 ft (5.1 m)
Deck Width89.9 ft (27.4 m)
Deck Area835.7 sq m
Main Spans6
Year Built1951

Traffic

Avg Daily Traffic28,500 (2022)
Truck Traffic5%
Lanes On Bridge6

Inspection & Ownership

Last InspectionMarch 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalUnknown
Structure Number870073

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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