21st Street over Vine Street Expy (I-676)


+39.95940, -75.17390
39°57'34" N, 75°10'26" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:21st Street over Vine Street Expy (I-676)
Structure number:000000000039128
Old structure number:677301002102530 (from 1992 edition)
Location:S of B Franklin Pkwy28E11
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Local (Urban) [19]
Length of largest span:69.9 ft. [21.3 m]
Total length:127.0 ft. [38.7 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:66.9 ft. [20.4 m]
Vertical clearance below bridge:14.1 ft. [4.3 m]
Skew angle:99°
Owner:City or Municipal Highway Agency [04]
Year built:1958
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:2
Main spans material:Prestressed concrete [5]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Other [9]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2016 

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:9,300 [as of 1980]
Truck traffic:1% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Serious [3 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances 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:59.8 tons [54.4 metric tons]
Inventory rating:27.0 tons [24.5 metric tons]
Sufficiency rating:42.5
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$825,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201642.5PoorFairSeriousSatisfactorySD9300
October 201442.4PoorFairSeriousFairSD9300
October 201249.9PoorFairSeriousFairSD9300
October 201049.8PoorFairSeriousSatisfactorySD9300
October 200949.8PoorFairSeriousSatisfactorySD9300
October 200849.8PoorFairSeriousSatisfactorySD9300
October 200649.8PoorFairSeriousSatisfactorySD9300
October 200472.5FairSatisfactorySatisfactorySatisfactoryFO9300
October 200272.5FairSatisfactorySatisfactorySatisfactoryFO9300
October 200075.5FairSatisfactorySatisfactorySatisfactoryFO9300
October 199875.5FairSatisfactorySatisfactorySatisfactoryFO9300
October 199694.8FairSatisfactorySatisfactorySatisfactoryFO9300
October 199495.3FairSatisfactorySatisfactorySatisfactoryFO9300
October 199295.3FairSatisfactorySatisfactorySatisfactoryFO9300
October 199081.1FairFairFairVery GoodFO9300