RIVER AV over Three Rivers Heritage Tr


+40.46409, -79.97941
40°27'51" 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:Historical significance is not determinable at this time [4]
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 2014

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]
Operating rating:60.8 tons [55.3 metric tons]
Inventory rating:35.9 tons [32.6 metric tons]
Sufficiency rating:50.2

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201450.2PoorSatisfactoryFairPoorSD6000
November 201244.4PoorSatisfactoryFairPoorSD6000
November 201043.9PoorSatisfactoryFairPoorSD6000
November 200843.9PoorSatisfactoryFairPoorSD6000
February 200858.7FairGoodFairFair-6000
January 200768.7FairGoodFairFair-6000
November 200468.7FairGoodFairFair-6000
December 200263.5FairGoodFairFair-6000
November 200063.5FairGoodFairFair-6000
November 199859.3FairGoodFairSatisfactory-6000
November 199670.7FairSatisfactorySatisfactoryFair-6000
September 199478.8FairSatisfactorySatisfactorySatisfactory-6000
August 199279.0FairGoodSatisfactorySatisfactory-5250
October 199067.9FairGoodGoodFair-4792