Structure 2230510 · Kings County, NY

RTE I278 over Nassau Street Concord S

Carries RTE I278 over Nassau Street Concord S, .6 Mi SE I278+bklyn Br.

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 FT682 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

682 ft end to end, longest span 144 ft: about 1.9 football fields. 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.

Built1956rebuilt 2008
Length682.1 ft207.9 m
Daily traffic129,323counted 2020
Last inspectedSeptember 2024every 24 months

Location

StateNew York
CountyKings
Location.6 Mi SE I278+bklyn Br
CarriesRTE I278
CrossesNassau Street Concord S
Coordinates40.69837, -73.98297

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length682.1 ft (207.9 m)
Max Span143.7 ft (43.8 m)
Deck Width75.8 ft (23.1 m)
Deck Area4802.5 sq m
Main Spans6
Year Built1956 (reconstructed 2008)

Traffic

Avg Daily Traffic129,323 (2020)
Truck Traffic12%
Lanes On Bridge5
Lanes Under Bridge5

Inspection & Ownership

Last InspectionSeptember 2024
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000002230510

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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