RIVER AV over Three Rivers Heritage Tr


+40.46440, -79.97950
40°27'52" N, 79°58'46" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:RIVER AV over Three Rivers Heritage Tr
Structure number:000000000002437
Old structure number:027301000030820 (from 1992 edition)
Location:301082 RIVER AVE VIADUCT
Route classification:Local (Urban) [19]
Length of largest span:37.1 ft. [11.3 m]
Total length:179.1 ft. [54.6 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:36.7 ft. [11.2 m]
Vertical clearance above deck:16.7 ft. [5.1 m]
Skew angle:
Owner:City or Municipal Highway Agency [04]
Year built:1939
Year reconstructed:1986
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:6
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: November 2016

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:6,000 [as of 2004]
Truck traffic:7% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:50.2
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$179,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2016PoorSatisfactoryFairPoor600050.2
November 2014PoorSatisfactoryFairPoor600050.2
November 2012PoorSatisfactoryFairPoor600044.4
November 2010PoorSatisfactoryFairPoor600043.9
November 2008PoorSatisfactoryFairPoor600043.9
February 2008FairGoodFairFair600058.7
January 2007FairGoodFairFair600068.7
November 2004FairGoodFairFair600068.7
December 2002FairGoodFairFair600063.5
November 2000FairGoodFairFair600063.5
November 1998FairGoodFairSatisfactory600059.3
November 1996FairSatisfactorySatisfactoryFair600070.7
September 1994FairSatisfactorySatisfactorySatisfactory600078.8
August 1992FairGoodSatisfactorySatisfactory525079.0
October 1990FairGoodGoodFair479267.9