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HWY NORTH ROTARY over ST 99 SULLIVAN SQ UNDRPS

Suffolk County, Massachusetts

Map

Coordinates:
+42.38537, -71.07351
42°23'07" N, 71°04'25" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:HWY NORTH ROTARY over ST 99 SULLIVAN SQ UNDRPS
Structure number:B1624537XMUNNBI
Old structure number:37XMUN896Z45100 (from 1992 edition)
Location:1.6 KM N OF N WSHNGTON ST
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:61.0 ft. [18.6 m]
Total length:61.0 ft. [18.6 m]
Roadway width between curbs:51.8 ft. [15.8 m]
Deck width edge-to-edge:64.6 ft. [19.7 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Owner:City or Municipal Highway Agency [04]
Year built:1951
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Concrete [1]
Main span design:Frame [07]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:24,700 [as of 2016]
Truck traffic:7% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Better than present minimum criteria [7]
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]
Operating rating:42.4 tons [38.5 metric tons]
Inventory rating:25.4 tons [23.1 metric tons]
Sufficiency rating:79.6
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$2,011,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201679.6FairGoodGoodSatisfactoryFO24700
February 201477.2FairGoodGoodSatisfactoryFO28000
February 201278.2FairGoodGoodSatisfactoryFO28000
February 201078.5FairGoodGoodSatisfactoryFO26800
February 200877.5FairGoodGoodSatisfactoryFO26600
February 200677.7FairGoodGoodSatisfactoryFO25300
February 200477.8FairGoodGoodSatisfactoryFO24500
February 200278.7FairGoodGoodSatisfactoryFO22000
February 200079.1FairGoodGoodSatisfactoryFO20000
February 199879.1FairGoodGoodSatisfactoryFO20000
February 199681.2GoodGoodGoodGood-19900