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HWY QUINCY SHORE over ST 3 A/HNCK NB&MBTA&RED

Map 

Coordinates:
+42.28333, -71.03806
42°16'60" N, 71°02'17" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:HWY QUINCY SHORE over ST 3 A/HNCK NB&MBTA&RED
Structure number:B163904FRDOTNBI
Location:.2 MI E OF I 93
Purpose:Carries highway over highway and railroad
Route classification:Minor Arterial (Urban) [16]
Length of largest span:109.9 ft. [33.5 m]
Total length:1502.7 ft. [458.0 m]
Roadway width between curbs:60.0 ft. [18.3 m]
Deck width edge-to-edge:65.9 ft. [20.1 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Owner:State Highway Agency [01]
Year built:1970
Year reconstructed:2012
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:16
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: March 2015 

Status:Open, no restriction [A]
Average daily traffic:91,150 [as of 2015]
Truck traffic:3% of total traffic
Deck condition:Good [7 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:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Scour condition:Bridge not over waterway. [N]
Operating rating:56.3 tons [51.2 metric tons]
Inventory rating:33.9 tons [30.8 metric tons]
Sufficiency rating:79.3

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201579.3Not deficientGoodSatisfactorySatisfactory91150
March 201377.3Not deficientVery GoodSatisfactoryGood32000
March 201171.4Structurally deficientPoorSatisfactoryGood30344
March 200971.4Structurally deficientPoorSatisfactoryGood30344