Structure 1400073 · Morris County, NJ

Cr631 (landing Rd) over Njt-morristown Line

Carries Cr631 (landing Rd) over Njt-morristown Line, At Kings Highway Junction.

Overall conditionFair

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

How ratings work
Deck7/9 · Good
Superstructuresets the rating5/9 · Fair
Substructuresets the rating5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT136 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 5/9 · sets the ratingSubstructure 5/9 · sets the rating

136 ft end to end, longest span 64 ft. 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 deck arch.

Built1907rebuilt 1972
Length136.2 ft41.5 m
Daily traffic21,845counted 2023
Last inspectedAugust 2023every 24 months

Location

StateNew Jersey
CountyMorris
LocationAt Kings Highway Junction
CarriesCr631 (landing Rd)
CrossesNjt-morristown Line
Coordinates40.90480, -74.66551

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length136.2 ft (41.5 m)
Max Span64.0 ft (19.5 m)
Deck Width38.7 ft (11.8 m)
Deck Area489.7 sq m
Main Spans2
Year Built1907 (reconstructed 1972)

Traffic

Avg Daily Traffic21,845 (2023)
Truck Traffic4%
Lanes On Bridge2

Inspection & Ownership

Last InspectionAugust 2023
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is eligible for the National Register
Scour CriticalNot applicable
Structure Number1400073

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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