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NB I-395 over Potomac River & Ohio Dr.

Map

Coordinates:
+38.87807, -77.03743
38°52'41" N, 77°02'15" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NB I-395 over Potomac River & Ohio Dr.
Structure number:0170-1
Location:I-395 over Potomac R SW
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:175.5 ft. [53.5 m]
Total length:2434.2 ft. [741.9 m]
Roadway width between curbs:62.0 ft. [18.9 m]
Deck width edge-to-edge:65.0 ft. [19.8 m]
Vertical clearance above deck:17.4 ft. [5.3 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:1950
Year reconstructed:2010
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel continuous [4]
Main span 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: June 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:93,100 [as of 2007]
Truck traffic:4% 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:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Superior to present desirable criteria [9]
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]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:81.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017FairSatisfactorySatisfactorySatisfactory9310081.0
May 2015FairSatisfactorySatisfactorySatisfactory9310077.0
May 2013FairSatisfactorySatisfactorySatisfactory9310072.0
July 2011FairSatisfactoryFairSatisfactory9310061.0
September 2008PoorFairFairPoor9310046.0
July 2006PoorFairSatisfactorySerious10000029.0
July 2004FairSatisfactorySatisfactoryFair10000063.0
July 2002FairSatisfactoryGoodSatisfactory10000074.0
May 1999FairSatisfactoryGoodGood10000074.0
November 1996GoodGoodGoodGood10000074.0
March 1994FairGoodGoodSatisfactory10000081.0
January 1991FairGoodGoodSatisfactory10000081.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.23,2653,89319,2221500
Steel Protective Coatingsq. ft.362,500350,400500011,600
Steel Stringerlinear ft.1,5866907121840
Steel Protective Coatingsq. ft.7,2007,00020000
Deck
Reinforced Concrete Decksq. ft.150,150149,526545790
Wearing Surfacessq. ft.150,150149,61853200
Superstructure
Steel Floor Beamlinear ft.692069200
Steel Protective Coatingsq. ft.6,0385,93810000
Substructure
Steel Columneach4443010
Reinforced Concrete Pier Walllinear ft.1,2751,06552050
Reinforced Concrete Abutmentlinear ft.1280107210
Deck
Corrugated or Orthotropic Decksq. ft.8,0307,93001000
Wearing Surfacessq. ft.8,0607,96001000
Steel Protective Coatingsq. ft.100001000
Joints
Compression Jointlinear ft.33829830100
Assembly without Seal Jointlinear ft.37218618600
Bearings
Movable Bearingeach1501213800
Steel Protective Coatingsq. ft.3,6403,6202000
Enclosed/Concealed Bearingeach2424000
Fixed Bearingeach36162000
Steel Protective Coatingsq. ft.5405301000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.4,8603,6481,200120
Steel Protective Coatingsq. ft.44,20044,200000