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HWY PROSPECT ST over WATER CHARLES RIVER

Map

Coordinates:
+42.36881, -71.24355
42°22'08" N, 71°14'37" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY PROSPECT ST over WATER CHARLES RIVER
Structure number:W040052CBMUNNBI
Old structure number:2CBMUN443005100 (from 1992 edition)
Location:.6 MI. S. MAIN ST.
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:45.9 ft. [14.0 m]
Total length:131.9 ft. [40.2 m]
Roadway width between curbs:32.5 ft. [9.9 m]
Deck width edge-to-edge:45.3 ft. [13.8 m]
Owner:City or Municipal Highway Agency [04]
Year built:1888
Year reconstructed:1975
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Masonry [8]
Main spans design:Arch - Deck [11]
Deck type:Not applicable [N]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:27,200 [as of 2011]
Truck traffic:10% of total traffic
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:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:73.7
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$3,416,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017Fair-SatisfactorySatisfactory2720073.7
September 2015Fair-SatisfactorySatisfactory2720073.7
September 2013Fair-SatisfactorySatisfactory2720073.7
September 2011Fair-SatisfactorySatisfactory2720073.7
September 2009Fair-SatisfactorySatisfactory2720073.7
September 2007Fair-SatisfactorySatisfactory2890073.5
September 2005Fair-SatisfactorySatisfactory2800073.6
September 2003Fair-SatisfactorySatisfactory2710074.7
September 2001Good-GoodGood2620074.8
September 1999Fair-GoodSatisfactory2590075.8
September 1997Good-GoodGood300068.6
September 1995Good-GoodGood300069.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.5024831720
Masonry Archlinear ft.121012100
Substructure
Reinforced Concrete Pier Walllinear ft.1761661000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.502500200