Structure 105578D · Queens County, NY

RTE I495 over RTE I495 Flushing River

Carries RTE I495 over RTE I495 Flushing River, Jct I495 & I678.

Overall conditionFair

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

How ratings work
Deck6/9 · Satisfactory
Superstructuresets the rating5/9 · Fair
Substructure6/9 · Satisfactory
Channelnot part of overall9/9 · Excellent
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,900 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 5/9 · sets the ratingSubstructure 6/9

1,900 ft end to end, longest span 113 ft: about 5.3 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.

Built196363 years old
Length1899.9 ft579.1 m
Daily traffic15,677counted 2020
Last inspectedOctober 2023every 24 months

Location

StateNew York
CountyQueens
LocationJct I495 & I678
CarriesRTE I495
CrossesRTE I495 Flushing River
Coordinates40.74337, -73.83612

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length1899.9 ft (579.1 m)
Max Span112.9 ft (34.4 m)
Deck Width20.3 ft (6.2 m)
Deck Area3590.4 sq m
Main Spans28
Year Built1963

Traffic

Avg Daily Traffic15,677 (2020)
Truck Traffic8%
Lanes On Bridge1
Lanes Under Bridge24

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number00000000105578D

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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