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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 2014 

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. ratingEvaluationDeckSuper.Sub.ADT
December 201475.6Not deficientGoodVery GoodSatisfactory16
December 201275.6Not deficientGoodVery GoodSatisfactory16
December 201075.7Not deficientGoodVery GoodSatisfactory10
September 200875.7Not deficientGoodVery GoodSatisfactory10
January 200775.6Not deficientGoodVery GoodSatisfactory20
September 200465.5Not deficientGoodVery GoodFair20
November 200274.9Not deficientGoodVery GoodVery Good20
July 200074.7Not deficientGoodVery GoodVery Good16
December 199980.3Not deficientGoodVery GoodVery Good16
December 199880.3Not deficientGoodVery GoodVery Good16
March 199679.3Not deficientGoodVery GoodGood10
November 199479.4Not deficientGoodVery GoodGood10