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I 93 NB over I 93 SB, RMP LT, MIL RV

Map 

Coordinates:
+42.37028, -71.06500
42°22'13" N, 71°03'54" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I 93 NB over I 93 SB, RMP LT, MIL RV
Structure number:B16600901DOTNBI
Location:I93/US1 INTERCHANGE
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:145.0 ft. [44.2 m]
Total length:1015.1 ft. [309.4 m]
Roadway width between curbs:56.1 ft. [17.1 m]
Deck width edge-to-edge:60.0 ft. [18.3 m]
Vertical clearance above deck:15.7 ft. [4.8 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
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:7
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: February 2014 

Status:Open, no restriction [A]
Average daily traffic:95,950 [as of 2014]
Truck traffic:9% 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]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:76.0 tons [69.1 metric tons]
Inventory rating:46.3 tons [42.1 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:72.0
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$13,435,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201472.0Functionally obsoleteSatisfactorySatisfactorySatisfactory95950
February 201277.2Functionally obsoleteSatisfactorySatisfactorySatisfactory46984
February 201077.2Not deficientGoodGoodGood46984
January 200813.0Not deficientGoodGoodGood174630