Share:

I 93 HOV RAMP EB over RR AMTRAK

Map

Coordinates:
+42.34568, -71.06008
42°20'44" N, 71°03'36" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 93 HOV RAMP EB over RR AMTRAK
Structure number:B1666992KDOTNBI
Location:0.8 KM S. OF I-90 EB
Purpose:Carries highway over railroad
Route classification:Collector (Urban) [17]
Length of largest span:70.9 ft. [21.6 m]
Total length:70.9 ft. [21.6 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:42.3 ft. [12.9 m]
Vertical clearance above deck:25.6 ft. [7.8 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:2002
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 22.5 / HS 25 [9]
Main span material:Prestressed concrete continuous [6]
Main span design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:4,530 [as of 2016]
Truck traffic:14% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:74.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$1,471,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2017GoodGoodVery GoodGood453074.0
May 2015GoodGoodVery GoodGood480074.0
May 2013GoodGoodVery GoodGood764573.4
November 2010GoodGoodVery GoodGood590973.7
July 2010GoodVery GoodVery GoodGood590973.7
May 2008GoodVery GoodVery GoodGood59095.9

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.525525000
Deck
Reinforced Concrete Decksq. ft.3,0003,000000
Wearing Surfacessq. ft.2,8362,63620000
Substructure
Reinforced Concrete Columneach42200
Reinforced Concrete Abutmentlinear ft.4444000
Reinforced Concrete Pier Caplinear ft.62511100
Joints
Strip Seal Jointlinear ft.104010400
Bearings
Movable Bearingeach40400
Steel Protective Coatingsq. ft.1212000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1691244500
Deck
Reinforced Concrete Slabsq. ft.50540510000
Wearing Surfacessq. ft.5054307500