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BOSTON ST over HIGHLINE CANAL

Map 

Coordinates:
+39.66237, -104.87995
39°39'45" N, 104°52'48" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:BOSTON ST over HIGHLINE CANAL
Structure number:D-10-HC-290
Location:0.1 MI NORTH OF CORNELL
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Local (Urban) [19]
Length of largest span:32.2 ft. [9.8 m]
Total length:42.0 ft. [12.8 m]
Roadway width between curbs:24.9 ft. [7.6 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Owner:City or Municipal Highway Agency [04]
Year built:1983
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span 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: December 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:16 [as of 2013]
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 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]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Operating rating:35.6 tons [32.4 metric tons]
Inventory rating:21.3 tons [19.4 metric tons]
Sufficiency rating:75.6

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201675.6FairGoodVery GoodSatisfactory-16
December 201475.6FairGoodVery GoodSatisfactory-16
December 201275.6FairGoodVery GoodSatisfactory-16
December 201075.7FairGoodVery GoodSatisfactory-10
September 200875.7FairGoodVery GoodSatisfactory-10
January 200775.6FairGoodVery GoodSatisfactory-20
September 200465.5FairGoodVery GoodFair-20
November 200274.9GoodGoodVery GoodVery Good-20
July 200074.7GoodGoodVery GoodVery Good-16
December 199980.3GoodGoodVery GoodVery Good-16
December 199880.3GoodGoodVery GoodVery Good-16
March 199679.3GoodGoodVery GoodGood-10
November 199479.4GoodGoodVery GoodGood-10