Structure 3800003 · Essex County, NJ

Corbin ST Ramp over Conrail

Carries Corbin ST Ramp over Conrail, Corbin ST & Port ST.

Overall conditionFair

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

How ratings work
Decksets the rating5/9 · Fair
Superstructuresets the rating5/9 · Fair
Substructuresets the rating5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT807 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 5/9Substructure 5/9

807 ft end to end, longest span 85 ft: about 2.2 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
Length807.1 ft246 m
Daily traffic10,283counted 2024
Last inspectedMay 2024every 24 months

Location

StateNew Jersey
CountyEssex
LocationCorbin ST & Port ST
CarriesCorbin ST Ramp
CrossesConrail
Coordinates40.70272, -74.15178

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length807.1 ft (246 m)
Max Span85.0 ft (25.9 m)
Deck Width29.9 ft (9.1 m)
Deck Area2238.6 sq m
Main Spans11
Year Built1968

Traffic

Avg Daily Traffic10,283 (2024)
Truck Traffic14%
Lanes On Bridge1

Inspection & Ownership

Last InspectionMay 2024
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number3800003

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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