Structure M09103A · Middlesex County, NJ

Njtpk Int.11 R.tso over Njtpk Nsi-sni-sno Rdwy

Carries Njtpk Int.11 R.tso over Njtpk Nsi-sni-sno Rdwy, 0.20 Mi W Of Route 9.

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
SEMI-TRUCK · 72 FT347 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

347 ft end to end, longest span 77 ft: 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 multi-beam bridge.

Built1970rebuilt 1984
Length347.1 ft105.8 m
Daily traffic9,010counted 2023
Last inspectedMay 2023every 24 months

Location

StateNew Jersey
CountyMiddlesex
Location0.20 Mi W Of Route 9
CarriesNjtpk Int.11 R.tso
CrossesNjtpk Nsi-sni-sno Rdwy
Coordinates40.54319, -74.29347

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length347.1 ft (105.8 m)
Max Span77.1 ft (23.5 m)
Deck Width32.2 ft (9.8 m)
Deck Area1036.8 sq m
Main Spans6
Year Built1970 (reconstructed 1984)

Traffic

Avg Daily Traffic9,010 (2023)
Truck Traffic3%
Lanes On Bridge1
Lanes Under Bridge9

Inspection & Ownership

Last InspectionMay 2023
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure NumberM09103A

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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