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MD 90 over ST MARTIN RIVER

Map

Coordinates:
+38.38937, -75.12826
38°23'22" N, 75°07'42" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MD 90 over ST MARTIN RIVER
Structure number:100000230020010
Location:2.8 MILES EAST OF MD 589
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:129.9 ft. [39.6 m]
Total length:4130.1 ft. [1258.8 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:41.3 ft. [12.6 m]
Vertical clearance below bridge:36.1 ft. [11.0 m]
Owner:State Highway Agency [01]
Year built:1970
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:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:18,062 [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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:75.1
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$11,312,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2018FairSatisfactorySatisfactorySatisfactory1806275.1
October 2016FairSatisfactorySatisfactorySatisfactory1806275.1
January 2015FairSatisfactorySatisfactorySatisfactory1806279.0
December 2012FairSatisfactorySatisfactorySatisfactory1806279.0
December 2010FairFairFairSatisfactory1806267.0
May 2009FairFairSatisfactorySatisfactory1797278.0
May 2007FairSatisfactorySatisfactorySatisfactory1705079.0
May 2005FairSatisfactorySatisfactorySatisfactory1705079.0
May 2003FairSatisfactoryGoodSatisfactory1705079.0
May 2001FairSatisfactoryGoodSatisfactory1332579.0
May 1999FairSatisfactoryGoodSatisfactory1332579.0
May 1997FairSatisfactoryGoodSatisfactory1332579.0
May 1995FairSatisfactoryGoodSatisfactory1380079.0
May 1993FairSatisfactorySatisfactoryGood1380079.0
May 1991FairSatisfactorySatisfactorySatisfactory1380080.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.38,28530,2787,6573500
Prestressed Concrete Girder/Beamlinear ft.2,3842,241119240
Deck
Reinforced Concrete Decksq. ft.12,3408,7983,54200
Wearing Surfacessq. ft.11,32411,09822600
Prestressed Concrete Top Flangesq. ft.158,883158,21866500
Wearing Surfacessq. ft.145,483140,9833,0001,5000
Substructure
Reinforced Concrete Columneach45541120240
Reinforced Concrete Pier Walllinear ft.1521401200
Reinforced Concrete Abutmentlinear ft.8179200
Reinforced Concrete Pile Cap/Footinglinear ft.3,1833,1245090
Steel Pileeach604006040
Reinforced Concrete Pier Caplinear ft.2,6972,63151150
Joints
Pourable Jointlinear ft.1,82401,5243000
Assembly with Sealeach8740800740
Bearings
Elastomeric Bearingeach1,3401,340000
Movable Bearingeach3232000
Steel Protective Coatingsq. ft.9694020
Fixed Bearingeach1616000
Steel Protective Coatingsq. ft.4848000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.8,2798,279000
Steel Protective Coatingsq. ft.11,92511,925000
Reinforced Concrete Bridge Raillinear ft.8,2938,24330200