Share:

RTE I87 over RIVER ROAD, HUDSON RIVER

Map

Coordinates:
+41.07416, -73.91957
41°04'27" N, 73°55'10" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:RTE I87 over RIVER ROAD, HUDSON RIVER
Structure number:000000005516340
Location:TAPPAN ZEE BRIDGE
Purpose:Carries highway over highway, waterway, and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:1212.0 ft. [369.4 m]
Total length:16015.9 ft. [4881.4 m]
Roadway width between curbs:84.0 ft. [25.6 m]
Deck width edge-to-edge:90.9 ft. [27.7 m]
Vertical clearance above deck:20.3 ft. [6.2 m]
Vertical clearance below bridge:3280.7 ft. [999.9 m]
Owner:State Toll Authority [31]
Year built:1955
Year reconstructed:2013
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: December 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:138,548 [as of 2014]
Truck traffic:15% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Pier/abutment protection:In place but in a deteriorated condition [3]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:43.9 tons [39.9 metric tons]
Inventory rating:28.9 tons [26.3 metric tons]
Sufficiency rating:57.0
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$94,311,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201657.0FairSatisfactorySatisfactoryFair-138548
November 201459.0FairSatisfactorySatisfactoryFairFO139210
December 201259.0FairSatisfactoryFairFairFO139210
November 201059.0FairSatisfactorySatisfactoryFairFO132162
November 200849.1PoorSatisfactorySatisfactoryPoor-132162
November 200646.1PoorPoorPoorPoor-137773
November 200431.1PoorPoorPoorPoorSD133933
December 200230.1PoorPoorPoorPoorSD133933
December 200048.1FairFairSatisfactoryFair-132546
January 199948.1FairFairSatisfactoryFair-128930
December 199628.9PoorSeriousPoorPoor-120414
October 199429.9PoorPoorPoorSeriousSD113594
September 199218.0PoorSeriousSeriousSeriousSD113039
July 199035.1Poor--SeriousSD108700