Whitby Avenue over Cobbs Creek


+39.94000, -75.23990
39°56'24" N, 75°14'24" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:Whitby Avenue over Cobbs Creek
Structure number:000000000039214
Old structure number:677301011003660 (from 1992 edition)
Location:W of Cobbs Crk Pkwy.27G13
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:34.1 ft. [10.4 m]
Total length:34.1 ft. [10.4 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:60.0 ft. [18.3 m]
Owner:City or Municipal Highway Agency [04]
Year built:1932
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Concrete [1]
Main span design:Arch - Deck [11]
Deck type:Not applicable [N]

Latest Available Inspection: April 2016

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:6,800 [as of 1978]
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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank and embankment protection is severely undermined. River control devices have severe damage. Large deposits of debris are in the channel. [4]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Sufficiency rating:65.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$267,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2016Poor-FairPoor680065.0
April 2014Poor-FairPoor680065.0
April 2012Poor-FairPoor680065.0
April 2008Poor-FairPoor680066.0
April 2006Poor-FairPoor680065.0
April 2004Poor-FairPoor680063.0
April 2002Fair-FairFair680081.7
April 2000Fair-FairFair680079.7
April 1998Fair-FairFair680079.7
April 1996Fair-FairFair680079.7
April 1994Fair-FairFair680079.5
April 1992Fair---680080.6
April 1990Fair---680080.6