Structure 1102150 · Mercer County, NJ

U.s. 1b over Five Mile Run

Carries U.s. 1b over Five Mile Run, 1.1 Miles No- Of RT 206.

Overall conditionPoor

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

How ratings work
Decksets the rating4/9 · Poor
Superstructure5/9 · Fair
Substructuresets the rating4/9 · Poor
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT69 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 4/9 · sets the ratingSuperstructure 5/9Substructure 4/9 · sets the rating

69 ft end to end, longest span 32 ft. 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 multi-beam bridge.

Built1928rebuilt 1938
Length68.9 ft21 m
Daily traffic22,136counted 2024
Last inspectedApril 2024every 24 months

Location

StateNew Jersey
CountyMercer
Location1.1 Miles No- Of RT 206
CarriesU.s. 1b
CrossesFive Mile Run
Coordinates40.25664, -74.72826

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length68.9 ft (21 m)
Max Span32.2 ft (9.8 m)
Deck Width89.9 ft (27.4 m)
Deck Area575.4 sq m
Main Spans2
Year Built1928 (reconstructed 1938)

Traffic

Avg Daily Traffic22,136 (2024)
Truck Traffic4%
Lanes On Bridge5

Inspection & Ownership

Last InspectionApril 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical3 — Scour critical
Structure Number1102150

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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