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 

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. ratingEvaluationDeckSuper.Sub.ADT
May 201594.7Not deficientFairSatisfactorySatisfactory6818
June 201394.7Not deficientFairSatisfactorySatisfactory6818
June 201194.8Not deficientFairSatisfactorySatisfactory3509
October 200994.7Not deficientFairSatisfactorySatisfactory6783
August 200767.8Structurally deficientFairFairPoor3509
August 200583.8Not deficientFairSatisfactoryFair3509
August 200367.8Structurally deficientFairSatisfactoryPoor3509
May 200184.8Not deficientGoodVery GoodFair3509
June 199984.8Not deficientSatisfactoryGoodFair3509
May 199784.8Not deficientSatisfactoryGoodFair3344
May 199583.7Not deficientFairSatisfactoryFair3344
June 199368.6Structurally deficientSatisfactorySatisfactoryPoor3344
April 199183.7Not deficientSatisfactoryVery GoodFair3112