IS 664 NBL Ramp B over IS 64 & Newmarket Creek


+37.02747, -76.37851
37°01'39" N, 76°22'43" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IS 664 NBL Ramp B over IS 64 & Newmarket Creek
Structure number:000000000020396
Location:64 & 664 Interchange
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:194.9 ft. [59.4 m]
Total length:2059.2 ft. [627.6 m]
Roadway width between curbs:40.4 ft. [12.3 m]
Deck width edge-to-edge:44.0 ft. [13.4 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:1982
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:15
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:29,814 [as of 2014]
Truck traffic:5% 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:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:95.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2018FairSatisfactorySatisfactorySatisfactory2981495.2
February 2016FairSatisfactorySatisfactorySatisfactory2981495.2
February 2014FairSatisfactorySatisfactorySatisfactory8100085.0
February 2012FairSatisfactorySatisfactorySatisfactory1525094.4
February 2010FairSatisfactorySatisfactorySatisfactory1525094.4
March 2008FairSatisfactorySatisfactorySatisfactory1525094.4
February 2006FairSatisfactorySatisfactorySatisfactory1525094.4
November 2004FairGoodSatisfactoryGood1525094.4
November 2003FairGoodSatisfactoryGood1525094.4
November 2002FairGoodSatisfactoryGood1525094.4
May 2001FairSatisfactorySatisfactoryGood1525094.4
May 2000FairFairSatisfactoryGood1525093.4
April 1998FairFairFairSatisfactory1525081.8
March 1997FairFairFairVery Good2800078.4
January 1996FairFairFairVery Good2800078.4
February 1995FairFairFairVery Good2012080.7
February 1994FairSatisfactorySatisfactoryVery Good2012093.5
September 1992FairFairFairVery Good2012080.7
September 1991FairFairFairVery Good2012080.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.13,28711,18322,0966
Steel Protective Coatingsq. ft.461,216444,6610016,555
Reinforced Concrete Decksq. ft.90,59689,2211,2491260
Wearing Surfacessq. ft.83,39083,390000
Steel Pin or Pin & Hangar Assemblyeach3603600
Steel Protective Coatingsq. ft.245024500
Reinforced Concrete Columneach2814590
Reinforced Concrete Abutmentlinear ft.44220220
Steel Pier Caplinear ft.5044901400
Steel Protective Coatingsq. ft.9,5769,26431200
Assembly with Sealeach3083710830133
Pot Bearingeach3302940
Steel Protective Coatingsq. ft.3300330
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4,1183,17993180