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US RTE 50 EB over CHESAPEAKE BAY

Map

Coordinates:
+38.98269, -76.33432
38°58'58" N, 76°20'04" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US RTE 50 EB over CHESAPEAKE BAY
Structure number:300000AAZ050013
Location:6 MI E OF MD RTE 2
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Tolls:Yes [1]
Length of largest span:1600.1 ft. [487.7 m]
Total length:21290.1 ft. [6488.9 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:31.2 ft. [9.5 m]
Vertical clearance above deck:16.1 ft. [4.9 m]
Vertical clearance below bridge:186.0 ft. [56.7 m]
Owner:State Toll Authority [31]
Year built:1951
Year reconstructed:1988
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel [3]
Main spans design:Suspension [13]
Deck type:Concrete Precast Panels [2]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: May 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:35,100 [as of 2010]
Truck traffic:9% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
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 assessed or calculated scour condition. [5]
Operating rating:38.9 tons [35.4 metric tons]
Inventory rating:23.0 tons [20.9 metric tons]
Sufficiency rating:54.0
Recommended work:Bridge deck replacement with only incidental widening. [37]

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201554.0FairSatisfactorySatisfactorySatisfactoryFO35100
May 201354.0FairSatisfactorySatisfactorySatisfactoryFO35100
May 201152.5FairFairSatisfactorySatisfactoryFO35100
August 201047.2FairFairFairSatisfactoryFO35100
July 200950.1FairFairFairSatisfactoryFO74075
May 200864.1FairSatisfactorySatisfactoryGoodFO74075
August 200765.1GoodGoodGoodGoodFO74075
August 200665.1GoodGoodGoodGoodFO74075
August 200565.1GoodGoodGoodGoodFO74075
August 200465.1GoodGoodGoodGoodFO74075
May 200365.1GoodGoodGoodGoodFO74075
March 200265.1GoodGoodGoodGoodFO74075
March 200168.8GoodGoodGoodGoodFO42919
March 200068.8GoodGoodGoodGoodFO42919
March 199968.8GoodGoodGoodGoodFO42919
March 199868.8GoodGoodGoodGoodFO42919
March 199753.4GoodGoodGoodGoodFO42919
March 199658.1GoodGoodGoodGood-42919
March 199553.0GoodGoodGoodGood-42919
April 199453.0FairGoodGoodSatisfactory-42919
April 199353.0FairGoodGoodSatisfactory-42919
April 199069.9GoodVery GoodGoodGoodFO42919

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.36,81536,815000
Steel Protective Coatingsq. ft.416,573350,14257,4508,831150
Steel Stringerlinear ft.73,54773,547000
Steel Protective Coatingsq. ft.453,807106,729236,27027,53383,275
Deck
Reinforced Concrete Decksq. ft.266,237266,237000
Superstructure
Steel Trusslinear ft.19,59819,598000
Steel Protective Coatingsq. ft.638,26695,104427,42038,91076,832
Deck
Prestressed Concrete Decksq. ft.391,158391,158000
Wearing Surfacessq. ft.350,539324,38426,0141410
Superstructure
Steel Main Cablelinear ft.2,9202,920000
Steel Protective Coatingsq. ft.10,93010,930000
Steel Secondary Cableeach6868000
Steel Protective Coatingsq. ft.5,580781,1023,1831,217
Steel Floor Beamlinear ft.15,48315,483000
Steel Protective Coatingsq. ft.165,37129,43179,77013,88942,281
Steel Pin or Pin & Hangar Assemblyeach3636000
Steel Protective Coatingsq. ft.5,0099013,88720912
Steel Gusset Plateeach1,4241,424000
Steel Protective Coatingsq. ft.52,05715,24232,1601,9082,747
Substructure
Reinforced Concrete Columneach392392000
Steel Column Tower/Trestlelinear ft.2,2272,227000
Steel Protective Coatingsq. ft.168,52412,794128,16826,643919
Reinforced Concrete Pier Walllinear ft.1,1761,176000
Reinforced Concrete Abutmentlinear ft.101101000
Reinforced Concrete Pile Cap/Footinglinear ft.1,8181,818000
Reinforced Concrete Pier Caplinear ft.2,9842,984000
Joints
Compression Jointlinear ft.5,3075,307000
Open Jointlinear ft.275275000
Assembly without Seal Jointlinear ft.217217000
Bearings
Movable Bearingeach510510000
Steel Protective Coatingsq. ft.3,4471,2091,90425282
Fixed Bearingeach511511000
Steel Protective Coatingsq. ft.3,7671,2272,40434102
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.5,8405,840000
Steel Protective Coatingsq. ft.43,0720036,3686,704
Reinforced Concrete Bridge Raillinear ft.36,70536,705000