US 50/301 over COX CREEK


+38.97476, -76.30261
38°58'29" N, 76°18'09" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 50/301 over COX CREEK
Structure number:100000170004010
Location:1.02 MILES WEST OF MD 18B
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:64.0 ft. [19.5 m]
Total length:68.9 ft. [21.0 m]
Roadway width between curbs:127.0 ft. [38.7 m]
Deck width edge-to-edge:134.2 ft. [40.9 m]
Owner:State Highway Agency [01]
Year built:1950
Year reconstructed:1989
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 [3]
Main span 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: March 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:66,761 [as of 2009]
Truck traffic:8% 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]
Water adequacy appraisal:Superior to present desirable criteria [9]
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]
Pier/abutment protection:None present but re-evaluation suggested [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:91.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017FairSatisfactorySatisfactorySatisfactory6676191.7
March 2015FairSatisfactorySatisfactorySatisfactory6676191.7
January 2013FairSatisfactorySatisfactorySatisfactory6676191.7
January 2011FairSatisfactorySatisfactorySatisfactory6676191.7
January 2009FairSatisfactorySatisfactorySatisfactory6160392.2
December 2006FairSatisfactorySatisfactorySatisfactory7302591.2
December 2004FairSatisfactoryGoodGood7302591.2
February 2003FairSatisfactoryGoodGood4487593.8
February 2001FairSatisfactoryGoodGood4487593.8
February 1999FairSatisfactoryGoodGood4487593.8
February 1997FairSatisfactoryGoodGood4487593.8
December 1994FairSatisfactoryGoodGood2672596.0
December 1992GoodGoodGoodGood2672596.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Steel Girder/Beamlinear ft.1,4308653452200
Steel Protective Coatingsq. ft.12,83808,7002,8321,306
Reinforced Concrete Decksq. ft.9,1929,1167600
Reinforced Concrete Abutmentlinear ft.2712601100
Compression Jointlinear ft.25419054100
Movable Bearingeach2201480
Steel Protective Coatingsq. ft.57035220
Fixed Bearingeach2201750
Steel Protective Coatingsq. ft.5404590
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1901009000