MD 355 NB over IS 495 IL


+39.01638, -77.10030
39°00'59" N, 77°06'01" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MD 355 NB over IS 495 IL
Structure number:100000150121010
Location:1.31 MILES S OF MD 547
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:124.0 ft. [37.8 m]
Total length:232.0 ft. [70.7 m]
Roadway width between curbs:3.6 ft. [1.1 m]
Deck width edge-to-edge:44.6 ft. [13.6 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:42°
Owner:State Highway Agency [01]
Year built:1960
Year reconstructed:1983
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:Steel [3]
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: November 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:55,020 [as of 2009]
Truck traffic:8% of total traffic
Deck condition:Good [7 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:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:62.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,368,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017FairGoodSatisfactorySatisfactory5502062.0
November 2015FairGoodSatisfactorySatisfactory5502051.2
October 2013FairGoodSatisfactorySatisfactory5502062.0
August 2011FairGoodSatisfactorySatisfactory5502062.0
May 2009FairGoodSatisfactorySatisfactory3466562.0
February 2007FairGoodSatisfactorySatisfactory3166362.0
February 2005FairGoodSatisfactorySatisfactory3166362.0
December 2002FairGoodSatisfactorySatisfactory5747564.0
November 2000FairGoodSatisfactorySatisfactory5747564.0
February 1999FairGoodSatisfactorySatisfactory5747564.0
February 1997FairGoodSatisfactoryGood5747564.0
November 1994FairGoodSatisfactoryGood5715062.0
October 1992FairGoodSatisfactoryGood5715062.0
August 1991FairGoodSatisfactoryGood5715062.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Steel Girder/Beamlinear ft.1,6174971,12000
Steel Protective Coatingsq. ft.20,60518,6052,00000
Reinforced Concrete Decksq. ft.10,37110,3591200
Reinforced Concrete Columneach1501140
Reinforced Concrete Abutmentlinear ft.1441202400
Reinforced Concrete Pier Caplinear ft.1421182220
Compression Jointlinear ft.1321122000
Movable Bearingeach1501500
Steel Protective Coatingsq. ft.38281000
Fixed Bearingeach1616000
Steel Protective Coatingsq. ft.3229300
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.479478100