Structure 552120A · New York County, NY

From Harlem Rv DR over Triboro Bridge E125 ST

Carries From Harlem Rv DR over Triboro Bridge E125 ST, Manhattan.

Overall conditionFair

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

How ratings work
Deck8/9 · Very Good
Superstructure7/9 · Good
Substructuresets the rating5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT468 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 7/9Substructure 5/9 · sets the rating

468 ft end to end, longest span 62 ft: about 6 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.

Built1956rebuilt 2011
Length467.8 ft142.6 m
Last inspectedJuly 2024every 24 months

Location

StateNew York
CountyNew York
LocationManhattan
CarriesFrom Harlem Rv DR
CrossesTriboro Bridge E125 ST
Coordinates40.80089, -73.93007

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length467.8 ft (142.6 m)
Max Span61.7 ft (18.8 m)
Deck Width26.9 ft (8.2 m)
Deck Area1169.3 sq m
Main Spans11
Year Built1956 (reconstructed 2011)

Traffic

Truck Traffic1%
Lanes On Bridge1
Lanes Under Bridge7

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerLocal Toll Authority
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number00000000552120A

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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