Structure 870461 · Miami-Dade County, FL

SR 874 SB over SW 112th Street

Carries SR 874 SB over SW 112th Street, 1/2 Mile South Of SR 990.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 8 of 9.

How ratings work
Decksets the rating8/9 · Very Good
Superstructuresets the rating8/9 · Very Good
Substructuresets the rating8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT213 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 8/9Substructure 8/9

213 ft end to end, longest span 106 ft: about 3 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 multi-beam bridge.

Built1973rebuilt 2011
Length212.9 ft64.9 m
Daily traffic59,000counted 2024
Last inspectedAugust 2024every 24 months

Location

StateFlorida
CountyMiami-Dade
Location1/2 Mile South Of SR 990
CarriesSR 874 SB
CrossesSW 112th Street
Coordinates25.66476, -80.37175

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length212.9 ft (64.9 m)
Max Span106.0 ft (32.3 m)
Deck Width59.1 ft (18 m)
Deck Area1168.2 sq m
Main Spans3
Year Built1973 (reconstructed 2011)

Traffic

Avg Daily Traffic59,000 (2024)
Truck Traffic7%
Lanes On Bridge3
Lanes Under Bridge2

Inspection & Ownership

Last InspectionAugust 2024
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number870461

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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