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HWY NORFOLK ST over RR AMTRAK/MBTA

Map

Coordinates:
+42.28326, -71.08379
42°16'60" N, 71°05'02" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY NORFOLK ST over RR AMTRAK/MBTA
Structure number:B161623HBDOT634
Location:.33 MI W OF JCTSR28&SR203
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Minor Arterial (Urban) [16]
Length of largest span:112.9 ft. [34.4 m]
Total length:126.0 ft. [38.4 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:58.1 ft. [17.7 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:52°
Owner:State Highway Agency [01]
Year built:1901
Year reconstructed:1986
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18+Mod / HS 20+Mod [6]
Main span material:Steel [3]
Main span design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:11,750 [as of 2018]
Truck traffic:3% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:94.8
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$716,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2018FairGoodGoodSatisfactory1175094.8
February 2016FairGoodGoodSatisfactory1175094.8
February 2014FairGoodGoodSatisfactory1250094.8
February 2012FairGoodGoodSatisfactory1250094.8
February 2010FairGoodGoodSatisfactory1250094.8

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.226226000
Deck
Reinforced Concrete Decksq. ft.6,5546,5411300
Wearing Surfacessq. ft.4,9623,1691,737560
Superstructure
Steel Floor Beamlinear ft.3,3013,301000
Substructure
Other Material Abutmentlinear ft.1161041200
Joints
Other Jointlinear ft.8808800
Bearings
Movable Bearingeach1414000
Fixed Bearingeach1414000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.25219250100