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PARKWAY EAST over COMMERCIAL ST. & NINE MI

Map

Coordinates:
+40.42556, -79.90508
40°25'32" N, 79°54'18" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:PARKWAY EAST over COMMERCIAL ST. & NINE MI
Structure number:000000000001167
Old structure number:020376005410730 (from 1992 edition)
Location:PITTSBURGH-COMMERCIAL ST.
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:175.9 ft. [53.6 m]
Total length:862.9 ft. [263.0 m]
Roadway width between curbs:67.9 ft. [20.7 m]
Deck width edge-to-edge:71.5 ft. [21.8 m]
Vertical clearance below bridge:29.5 ft. [9.0 m]
Owner:State Highway Agency [01]
Year built:1950
Year reconstructed:2007
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete [1]
Main spans design:Arch - Deck [11]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:84,373 [as of 2016]
Truck traffic:6% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 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]
Underclearances appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:64.1
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$2,737,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017FairSatisfactoryFairFair8437364.1
June 2015FairSatisfactoryFairFair4109559.2
June 2013FairSatisfactorySatisfactoryFair4333559.0
June 2011FairSatisfactorySatisfactoryFair2523359.2
June 2009FairGoodGoodFair3488857.2
June 2007FairGoodFairFair8250158.2
June 2005FairSatisfactoryFairFair11648857.9
June 2003FairSatisfactoryFairSatisfactory11287657.9
June 2001FairSatisfactoryFairSatisfactory10602357.9
July 1999FairSatisfactoryFairSatisfactory10292358.9
June 1997FairSatisfactoryFairSatisfactory10263758.9
July 1995FairSatisfactoryFairSatisfactory9921569.0
July 1993FairSatisfactoryFairSatisfactory9679669.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Stringerlinear ft.5,8065,806000
Deck
Reinforced Concrete Decksq. ft.65,74065,08365700
Wearing Surfacessq. ft.59,68559,08859700
Superstructure
Reinforced Concrete Archlinear ft.2,1042,104000
Reinforced Concrete Floor Beamlinear ft.2,4202,420000
Substructure
Reinforced Concrete Columneach176176000
Reinforced Concrete Abutmentlinear ft.144141300
Reinforced Concrete Pier Caplinear ft.756756000
Joints
Other Jointlinear ft.456456000
Bearings
Fixed Bearingeach1616000
Steel Protective Coatingsq. ft.21,50621,506000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,5952,595000