Structure 3300040 · Nassau County, NY

Hempstead Avenue over Pines Brook

Carries Hempstead Avenue over Pines Brook, 2.1 Mi SW Of Hempstead.

Overall conditionFair

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

How ratings work
Decksets the rating5/9 · Fair
Superstructuresets the rating5/9 · Fair
Substructure6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
25 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 5/9 · sets the ratingSubstructure 6/9

25 ft end to end, longest span 12 ft. Lengths are drawn to scale; at this length a semi-truck would be a speck. 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 slab bridge.

Built1932rebuilt 1985
Length24.9 ft7.6 m
Daily traffic13,828counted 2020
Last inspectedMay 2024every 24 months

Location

StateNew York
CountyNassau
Location2.1 Mi SW Of Hempstead
CarriesHempstead Avenue
CrossesPines Brook
Coordinates40.68706, -73.66054

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length24.9 ft (7.6 m)
Max Span11.8 ft (3.6 m)
Deck Width124.3 ft (37.9 m)
Deck Area288.0 sq m
Main Spans2
Year Built1932 (reconstructed 1985)

Traffic

Avg Daily Traffic13,828 (2020)
Truck Traffic4%
Lanes On Bridge4

Inspection & Ownership

Last InspectionMay 2024
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical8 — Stable, low risk
Structure Number000000003300040

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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