IS 64 EBL & WBL over Rip Rap Road


+37.03478, -76.35309
37°02'05" N, 76°21'11" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IS 64 EBL & WBL over Rip Rap Road
Structure number:000000000020320
Location:0.2 Mi Fr N. Armstead Ave
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:66.9 ft. [20.4 m]
Total length:140.1 ft. [42.7 m]
Roadway width between curbs:107.9 ft. [32.9 m]
Deck width edge-to-edge:113.9 ft. [34.7 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:37°
Owner:State Highway Agency [01]
Year built:1959
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:3
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: March 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:88,648 [as of 2014]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:78.1
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$1,543,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018FairSatisfactorySatisfactorySatisfactory8864878.1
March 2016FairSatisfactorySatisfactorySatisfactory8864878.1
March 2014FairSatisfactorySatisfactorySatisfactory9311476.0
March 2012FairSatisfactorySatisfactorySatisfactory9311476.0
March 2010FairFairSatisfactoryFair9311464.0
April 2008FairSatisfactorySatisfactorySatisfactory9603376.0
April 2006FairSatisfactorySatisfactorySatisfactory9667476.0
March 2004FairSatisfactorySatisfactorySatisfactory9887876.0
March 2002FairSatisfactorySatisfactorySatisfactory9780776.0
May 2000FairFairFairSatisfactory9566866.0
June 1998FairSatisfactoryFairSatisfactory9566867.0
July 1996FairFairFairSatisfactory7661066.0
May 1994FairFairSatisfactorySatisfactory7661077.3
April 1992FairFairGoodGood7661077.3
April 1990FairFairGoodGood7661077.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Closed Web/Box Girderlinear ft.1,1201,120000
Prestressed Concrete Girder/Beamlinear ft.1,6801,500100800
Reinforced Concrete Decksq. ft.15,96015,76719300
Wearing Surfacessq. ft.12,04012,040000
Reinforced Concrete Top Flangesq. ft.8,9608,960000
Reinforced Concrete Columneach1614200
Reinforced Concrete Abutmentlinear ft.22818530130
Reinforced Concrete Pier Caplinear ft.228221700
Pourable Jointlinear ft.5705452500
Elastomeric Bearingeach4848000
Movable Bearingeach36018180
Fixed Bearingeach3600360
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.420041280