RTE I87 over RTE 8


+43.66878, -73.77738
43°40'08" N, 73°46'39" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:RTE I87 over RTE 8
Structure number:000000001033591
Location:JCT RTE 8 & I87
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:54.8 ft. [16.7 m]
Total length:146.0 ft. [44.5 m]
Roadway width between curbs:39.4 ft. [12.0 m]
Deck width edge-to-edge:42.3 ft. [12.9 m]
Vertical clearance below bridge:14.1 ft. [4.3 m]
Skew angle:28°
Owner:State Highway Agency [01]
Year built:1966
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:3
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: May 2015 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:6,818 [as of 2005]
Truck traffic:26% 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:Equal to present minimum criteria [6]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:101.8 tons [92.5 metric tons]
Inventory rating:60.8 tons [55.3 metric tons]
Sufficiency rating:94.7
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$3,195,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201594.7FairFairSatisfactorySatisfactory-6818
June 201394.7FairFairSatisfactorySatisfactory-6818
June 201194.8FairFairSatisfactorySatisfactory-3509
October 200994.7FairFairSatisfactorySatisfactory-6783
August 200767.8PoorFairFairPoorSD3509
August 200583.8FairFairSatisfactoryFair-3509
August 200367.8PoorFairSatisfactoryPoorSD3509
May 200184.8FairGoodVery GoodFair-3509
June 199984.8FairSatisfactoryGoodFair-3509
May 199784.8FairSatisfactoryGoodFair-3344
May 199583.7FairFairSatisfactoryFair-3344
June 199368.6PoorSatisfactorySatisfactoryPoorSD3344
April 199183.7FairSatisfactoryVery GoodFair-3112