Structure 1211152 · Middlesex County, NJ

CR 516(matawan Rd) over Nj 18

Carries CR 516(matawan Rd) over Nj 18, 3.01 Mi W. Of Us-9.

Overall conditionFair

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

How ratings work
Deck7/9 · Good
Superstructuresets the rating5/9 · Fair
Substructure6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT185 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 5/9 · sets the ratingSubstructure 6/9

185 ft end to end, longest span 63 ft: about 3 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.

Built1960rebuilt 2016
Length185.0 ft56.4 m
Daily traffic29,033counted 2024
Last inspectedApril 2024every 24 months

Location

StateNew Jersey
CountyMiddlesex
Location3.01 Mi W. Of Us-9
CarriesCR 516(matawan Rd)
CrossesNj 18
Coordinates40.40889, -74.36106

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length185.0 ft (56.4 m)
Max Span63.0 ft (19.2 m)
Deck Width49.5 ft (15.1 m)
Deck Area851.6 sq m
Main Spans4
Year Built1960 (reconstructed 2016)

Traffic

Avg Daily Traffic29,033 (2024)
Truck Traffic4%
Lanes On Bridge3
Lanes Under Bridge6

Inspection & Ownership

Last InspectionApril 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number1211152

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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