W 231ST STREET over RTE I87, RTE I87


+40.87848, -73.90379
40°52'43" N, 73°54'14" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:W 231ST STREET over RTE I87, RTE I87
Structure number:000000001066970
Location:2.6 MI N I87+I95
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Collector (Urban) [17]
Length of largest span:47.9 ft. [14.6 m]
Total length:99.1 ft. [30.2 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:82.4 ft. [25.1 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1955
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: January 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:8,287 [as of 2016]
Truck traffic:7% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Meets minimum tolerable limits to be left in place as is [4]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:79.5
Recommended work:Bridge deck rehabilitation with only incidental widening. [36]
Estimated cost of work:$5,481,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2016FairFairFairSatisfactory828779.5
January 2014FairFairFairSatisfactory723775.7
February 2012FairFairSatisfactorySatisfactory723786.8
March 2010FairFairSatisfactorySatisfactory581386.8
April 2008FairFairSatisfactorySatisfactory581386.8
May 2006FairFairSatisfactorySatisfactory723786.8
May 2004FairFairSatisfactorySatisfactory723786.8
July 2002FairFairSatisfactorySatisfactory742686.7
June 2000FairFairSatisfactorySatisfactory742686.7
July 1998FairFairSatisfactoryFair742660.4
May 1996PoorPoorFairPoor742645.2
June 1994PoorPoorFairPoor400046.2
April 1992PoorPoorFairPoor400046.2
May 1990PoorPoorFairPoor400046.2