Structure 870472 · Miami-Dade County, FL

I-95NB To Us-1 over SW 2nd ST To SE 1st AVE

Carries I-95NB To Us-1 over SW 2nd ST To SE 1st AVE, Downtown Intrchg.

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
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT2,584 FT OVERALL500 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

2,584 ft end to end, longest span 176 ft: about 7.2 football fields. 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.

Built196858 years old
Length2584.0 ft787.6 m
Daily traffic16,000counted 2022
Last inspectedSeptember 2023every 24 months

Location

StateFlorida
CountyMiami-Dade
LocationDowntown Intrchg
CarriesI-95NB To Us-1
CrossesSW 2nd ST To SE 1st AVE
Coordinates25.77245, -80.19684

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length2584.0 ft (787.6 m)
Max Span175.9 ft (53.6 m)
Deck Width27.6 ft (8.4 m)
Deck Area6615.8 sq m
Main Spans2
Year Built1968

Traffic

Avg Daily Traffic16,000 (2022)
Truck Traffic4%
Lanes On Bridge1
Lanes Under Bridge22

Inspection & Ownership

Last InspectionSeptember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number870472

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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