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HWY ATHERTON ST over COMB AMTRAK/MBTA & ORNG

Map 

Coordinates:
+42.31930, -71.10295
42°19'09" N, 71°06'11" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:HWY ATHERTON ST over COMB AMTRAK/MBTA & ORNG
Structure number:B160964VDMBTNBI
Location:N OF STONY BROOK SUBSTA
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Local (Urban) [19]
Length of largest span:46.3 ft. [14.1 m]
Total length:90.9 ft. [27.7 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:40.0 ft. [12.2 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:11°
Owner:Other State Agencies [21]
Year built:1980
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:2
Main spans material:Concrete continuous [2]
Main spans design:Frame [07]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:700 [as of 1997]
Truck traffic:5% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Inventory rating:81.3 tons [73.9 metric tons]
Sufficiency rating:90.4
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$1,553,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201690.4FairSatisfactoryGoodGoodFO700
April 201490.4FairSatisfactoryGoodGoodFO700
April 201390.4GoodGoodGoodGoodFO700
April 201190.4GoodGoodGoodGoodFO700
April 200990.4GoodGoodGoodGoodFO700
March 200890.4GoodGoodGoodGoodFO700
March 200690.4GoodGoodGoodGoodFO700
March 200490.4GoodGoodGoodGoodFO700
March 200290.4GoodGoodGoodGoodFO700
April 200090.4GoodGoodGoodGoodFO700