Structure M09592A · Middlesex County, NJ

Njtpk Ramps Ts&nt over Nj Tpk Rwys & Crr Of Nj

Carries Njtpk Ramps Ts&nt over Nj Tpk Rwys & Crr Of Nj, Interchange 12.

Overall conditionFair

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

How ratings work
Deck6/9 · Satisfactory
Superstructure6/9 · Satisfactory
Substructuresets the rating5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT799 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 5/9 · sets the rating

799 ft end to end, longest span 113 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.

Built1961rebuilt 1995
Length798.9 ft243.5 m
Daily traffic17,609counted 2023
Last inspectedJuly 2023every 24 months

Location

StateNew Jersey
CountyMiddlesex
LocationInterchange 12
CarriesNjtpk Ramps Ts&nt
CrossesNj Tpk Rwys & Crr Of Nj
Coordinates40.59553, -74.23533

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length798.9 ft (243.5 m)
Max Span112.9 ft (34.4 m)
Deck Width56.1 ft (17.1 m)
Deck Area4163.9 sq m
Main Spans9
Year Built1961 (reconstructed 1995)

Traffic

Avg Daily Traffic17,609 (2023)
Truck Traffic15%
Lanes On Bridge2
Lanes Under Bridge16

Inspection & Ownership

Last InspectionJuly 2023
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure NumberM09592A

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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