Structure 2154170 · Warren County, NJ

Allen Road over Washington Sec (ns)

Carries Allen Road over Washington Sec (ns), 1.25 Mi North RT 57.

Overall conditionFair

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

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT36 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 6/9 · sets the ratingSubstructure 7/9

36 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 slab bridge.

Built1913rebuilt 1990
Length36.1 ft11 m
Daily traffic9,195counted 2024
Last inspectedOctober 2024every 24 months

Location

StateNew Jersey
CountyWarren
Location1.25 Mi North RT 57
CarriesAllen Road
CrossesWashington Sec (ns)
Coordinates40.83711, -74.84981

Physical Characteristics

MaterialWood or Timber
DesignSlab
Total Length36.1 ft (11 m)
Max Span33.1 ft (10.1 m)
Deck Width21.0 ft (6.4 m)
Deck Area70.4 sq m
Main Spans1
Year Built1913 (reconstructed 1990)

Traffic

Avg Daily Traffic9,195 (2024)
Truck Traffic4%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerUnknown
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number2154170

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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