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US 1 RAMP TC over COMB I93 RMP NS & MBTA

Map 

Coordinates:
+42.36972, -71.06556
42°22'11" N, 71°03'56" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:US 1 RAMP TC over COMB I93 RMP NS & MBTA
Structure number:B163928XWDOTNBI
Location:I93/US1 INTERCHANGE
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:181.1 ft. [55.2 m]
Total length:442.9 ft. [135.0 m]
Roadway width between curbs:41.0 ft. [12.5 m]
Deck width edge-to-edge:44.9 ft. [13.7 m]
Vertical clearance above deck:16.4 ft. [5.0 m]
Vertical clearance below bridge:24.0 ft. [7.3 m]
Skew angle:99°
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]
Number of main spans:3
Main spans material:Prestressed concrete continuous [6]
Main spans design:Segmental box girder [21]
Deck type:Other [9]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: September 2014 

Status:Open, no restriction [A]
Average daily traffic:22,140 [as of 2010]
Truck traffic:8% 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: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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Operating rating:82.4 tons [74.9 metric tons]
Inventory rating:47.4 tons [43.1 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:71.5
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$2,713,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201471.5Functionally obsoleteSatisfactorySatisfactorySatisfactory22140
September 201271.5Functionally obsoleteSatisfactorySatisfactorySatisfactory22140
March 201071.5Not deficientSatisfactorySatisfactorySatisfactory22140
November 200764.0Not deficientSatisfactorySatisfactoryGood174630