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I 93 HOV RAMP EB over RR AMTRAK

Map 

Coordinates:
+42.34556, -71.06000
42°20'44" N, 71°03'36" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

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:18.4 ft. [5.6 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: May 2015 

Status:Open, no restriction [A]
Average daily traffic:4,800 [as of 2015]
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]
Operating rating:49.5 tons [45.0 metric tons]
Inventory rating:29.7 tons [27.0 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:74.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$1,600,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201574.0Functionally obsoleteGoodVery GoodGood4800
May 201373.4Functionally obsoleteGoodVery GoodGood7645
November 201073.7Functionally obsoleteGoodVery GoodGood5909
July 201073.7Not deficientVery GoodVery GoodGood5909
May 20085.9Not deficientVery GoodVery GoodGood5909