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I-495 over AMTRAK/LONG ISLND

Map 

Coordinates:
+40.75286, -73.99887
40°45'10" N, 73°59'56" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I-495 over AMTRAK/LONG ISLND
Structure number:000000005522309
Location:IN WEST MANHATTAN
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:212.9 ft. [64.9 m]
Total length:466.9 ft. [142.3 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:56.4 ft. [17.2 m]
Vertical clearance above deck:14.1 ft. [4.3 m]
Vertical clearance below bridge:25.9 ft. [7.9 m]
Owner:Local Toll Authority [32]
Year built:1956
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: August 2015 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:70,800 [as of 1994]
Truck traffic:9% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:108.6 tons [98.7 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:52.0
Recommended work:Bridge deck replacement with only incidental widening. [37]
Estimated cost of work:$318,639,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201552.0FairFairSatisfactorySatisfactoryFO70800
August 201352.0FairFairSatisfactorySatisfactoryFO70800
July 201152.0FairFairSatisfactorySatisfactoryFO70800
July 200952.0FairFairSatisfactorySatisfactoryFO70800
December 200752.0FairFairSatisfactorySatisfactoryFO70800
September 200553.0FairSatisfactorySatisfactorySatisfactoryFO70800
November 200353.0FairSatisfactorySatisfactorySatisfactoryFO70800
November 200157.0FairSatisfactorySatisfactorySatisfactoryFO70800
October 199959.0FairSatisfactorySatisfactorySatisfactoryFO70800
October 199748.0FairSatisfactoryFairFairFO70800
February 199636.0PoorPoorPoorPoorSD70800
December 199338.0PoorFairPoorPoorSD70800
December 199136.0PoorFairPoorPoorSD70800