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I 93 RAMPS SN NS over RR BMRR BSG SPUR

Map

Coordinates:
+42.37456, -71.07237
42°22'28" N, 71°04'21" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 93 RAMPS SN NS over RR BMRR BSG SPUR
Structure number:B166059UADOTNBI
Location:I93/US1 INTERCHANGE
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:147.0 ft. [44.8 m]
Total length:853.1 ft. [260.0 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:49.9 ft. [15.2 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1999
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 22.5 / HS 25 [9]
Number of main spans:6
Main spans material:Steel continuous [4]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:37,600 [as of 2014]
Truck traffic:2% 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:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
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:82.9
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$4,111,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2018FairGoodGoodSatisfactory3760082.9
February 2016FairGoodGoodSatisfactory3760082.9
February 2014FairGoodGoodSatisfactory3760082.9
February 2012GoodGoodGoodGood3490083.7
February 2010GoodGoodGoodGood3490083.7
August 2007GoodGoodGoodGood17463022.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Closed Web/Box Girderlinear ft.1,7061,53517100
Steel Protective Coatingsq. ft.153,8160153,81600
Deck
Reinforced Concrete Decksq. ft.44,35633,26711,08900
Wearing Surfacessq. ft.39,23839,238000
Substructure
Reinforced Concrete Columneach77000
Reinforced Concrete Abutmentlinear ft.5050000
Reinforced Concrete Pier Caplinear ft.163887500
Joints
Assembly with Sealeach104564800
Bearings
Fixed Bearingeach65010
Steel Protective Coatingsq. ft.128128000
Pot Bearingeach88000
Steel Protective Coatingsq. ft.116116000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,5592,30325600