IS 664 SBL Ramp over IS 64 & Newmarket Creek


+37.03203, -76.37333
37°01'55" N, 76°22'24" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IS 664 SBL Ramp over IS 64 & Newmarket Creek
Structure number:000000000020328
Location:64 & 664 Interchange
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:154.9 ft. [47.2 m]
Total length:1011.2 ft. [308.2 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:1981
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:8
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Epoxy Overlay [5]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:14,215 [as of 2014]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 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:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:81.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$300,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2018FairSatisfactorySatisfactoryFair1421581.4
February 2016FairSatisfactorySatisfactoryFair1421581.4
February 2014FairSatisfactorySatisfactoryFair1525073.2
February 2012FairSatisfactorySatisfactoryFair1525073.2
February 2010FairSatisfactorySatisfactoryFair1525076.4
February 2008FairSatisfactorySatisfactorySatisfactory1525089.1
March 2006FairSatisfactorySatisfactorySatisfactory1525089.1
November 2004FairSatisfactorySatisfactoryFair1525077.4
November 2003FairSatisfactorySatisfactoryFair1525077.4
November 2002FairGoodSatisfactorySatisfactory1525089.1
May 2001FairSatisfactorySatisfactoryFair1525077.4
May 2000FairFairSatisfactoryFair1525076.4
November 1999FairFairSatisfactoryFair1525076.4
April 1998FairFairSatisfactoryFair1525076.4
May 1997FairFairSatisfactoryFair2400073.8
April 1996FairSatisfactorySatisfactoryGood2400086.9
May 1995FairSatisfactorySatisfactoryFair2400075.2
February 1994FairSatisfactorySatisfactoryFair1995081.8
September 1992FairFairFairFair1995080.8
September 1991FairFairFairFair1995080.8

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.7,1796,4321835640
Steel Protective Coatingsq. ft.226,464226,464000
Reinforced Concrete Decksq. ft.44,2824,27828,41011,5940
Wearing Surfacessq. ft.40,94640,946000
Steel Pin or Pin & Hangar Assemblyeach1000100
Steel Protective Coatingsq. ft.6800068
Reinforced Concrete Columneach147070
Reinforced Concrete Abutmentlinear ft.883144112
Steel Pier Caplinear ft.252824400
Steel Protective Coatingsq. ft.4,7884,54802400
Pourable Jointlinear ft.8886002
Assembly with Sealeach8804084
Pot Bearingeach2400195
Steel Protective Coatingsq. ft.2400024
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,0221,66835400