Structure 1465156 · Morris County, NJ

West Dewey Avenue over Morristown Line Mp 40.50

Carries West Dewey Avenue over Morristown Line Mp 40.50, 0.88 Mi S Of Nj 15.

Overall conditionPoor

Set by its lowest-rated component: Superstructure and Substructure at 4 of 9.

How ratings work
Deck6/9 · Satisfactory
Superstructuresets the rating4/9 · Poor
Substructuresets the rating4/9 · Poor
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT362 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 4/9 · sets the ratingSubstructure 4/9 · sets the rating

362 ft end to end: about 5 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 girder bridge.

Built193591 years old
Length361.9 ft110.3 m
Daily traffic5,850counted 2023
Last inspectedMarch 2023every 24 months

Location

StateNew Jersey
CountyMorris
Location0.88 Mi S Of Nj 15
CarriesWest Dewey Avenue
CrossesMorristown Line Mp 40.50
Coordinates40.90454, -74.58695

Physical Characteristics

MaterialSteel
DesignGirder and Floorbeam
Total Length361.9 ft (110.3 m)
Max Span102.0 ft (31.1 m)
Deck Width46.6 ft (14.2 m)
Deck Area1566.3 sq m
Main Spans1
Year Built1935

Traffic

Avg Daily Traffic5,850 (2023)
Truck Traffic4%
Lanes On Bridge2

Inspection & Ownership

Last InspectionMarch 2023
Inspection FrequencyEvery 24 months
OwnerUnknown
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number1465156

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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