Structure 2003158 · Union County, NJ

US 22 WB over Mountain AVE (cr. 635)

Carries US 22 WB over Mountain AVE (cr. 635), 4.24 Mi West Of Gsp.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure and Substructure at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT55 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

55 ft end to end. Lengths and the car 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.

Built194185 years old
Length55.1 ft16.8 m
Daily traffic72,310counted 2023
Last inspectedJune 2023every 24 months

Location

StateNew Jersey
CountyUnion
Location4.24 Mi West Of Gsp
CarriesUS 22 WB
CrossesMountain AVE (cr. 635)
Coordinates40.68469, -74.33664

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length55.1 ft (16.8 m)
Max Span50.9 ft (15.5 m)
Deck Width46.6 ft (14.2 m)
Deck Area238.6 sq m
Main Spans1
Year Built1941

Traffic

Avg Daily Traffic72,310 (2023)
Truck Traffic4%
Lanes On Bridge2
Lanes Under Bridge1

Inspection & Ownership

Last InspectionJune 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number2003158

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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