Structure 371263N · Middlesex County, NJ

Parkway N over Chevalier Avenue

Carries Parkway N over Chevalier Avenue, 1.75 Mi S Of Gsp&nj440 Jc.

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 FT280 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 8/9Substructure 8/9

280 ft end to end, longest span 158 ft: about 4 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.

Built20188 years old
Length279.9 ft85.3 m
Daily traffic116,554counted 2023
Last inspectedSeptember 2023every 24 months

Location

StateNew Jersey
CountyMiddlesex
Location1.75 Mi S Of Gsp&nj440 Jc
CarriesParkway N
CrossesChevalier Avenue
Coordinates40.49531, -74.30006

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length279.9 ft (85.3 m)
Max Span158.1 ft (48.2 m)
Deck Width111.9 ft (34.1 m)
Deck Area2908.7 sq m
Main Spans2
Year Built2018

Traffic

Avg Daily Traffic116,554 (2023)
Truck Traffic1%
Lanes On Bridge7
Lanes Under Bridge8

Inspection & Ownership

Last InspectionSeptember 2023
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number371263N

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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