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I 93 RAMP SA - CN over WATER CHARLES RIV, RAMPS

Map 

Coordinates:
+42.36667, -71.05111
42°22'00" N, 71°03'04" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I 93 RAMP SA - CN over WATER CHARLES RIV, RAMPS
Structure number:B166009PMDOTNBI
Location:N OF TD GARDEN
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:745.1 ft. [227.1 m]
Total length:1457.4 ft. [444.2 m]
Roadway width between curbs:144.0 ft. [43.9 m]
Deck width edge-to-edge:183.4 ft. [55.9 m]
Vertical clearance above deck:16.1 ft. [4.9 m]
Vertical clearance below bridge:29.9 ft. [9.1 m]
Owner:State Highway Agency [01]
Year built:2002
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 22.5 / HS 25 [9]
Number of main spans:5
Main spans material:Steel [3]
Main spans design:Stayed girder [14]
Deck type:Concrete Precast Panels [2]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: October 2015 

Status:Open, no restriction [A]
Average daily traffic:155,200 [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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:49.9 tons [45.4 metric tons]
Inventory rating:43.5 tons [39.5 metric tons]
Sufficiency rating:79.0
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$2,407,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201579.0Not deficientSatisfactorySatisfactorySatisfactory155200
October 201379.0Not deficientSatisfactoryGoodGood155200
October 201179.0Not deficientGoodGoodGood155200
December 200979.0Not deficientGoodGoodGood155200
December 200779.0Not deficientGoodGoodGood206260