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HWY ADAMS ST over WATER NEPONSET RIVER

Map

Coordinates:
+42.27084, -71.06809
42°16'15" N, 71°04'05" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY ADAMS ST over WATER NEPONSET RIVER
Structure number:B16003381MUNNBI
Old structure number:381MUN896003100 (from 1992 edition)
Location:OVER NEPONSET RIV AT MILT
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:32.2 ft. [9.8 m]
Total length:119.1 ft. [36.3 m]
Roadway width between curbs:42.3 ft. [12.9 m]
Deck width edge-to-edge:59.7 ft. [18.2 m]
Skew angle:22°
Owner:City or Municipal Highway Agency [04]
Year built:1765
Year reconstructed:2006
Historic significance:Bridge is on the National Register of Historic Places [1]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Masonry [8]
Main spans design:Arch - Deck [11]
Deck type:Other [9]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:29,200 [as of 2016]
Truck traffic:5% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Operating rating:68.4 tons [62.2 metric tons]
Inventory rating:41.0 tons [37.3 metric tons]
Sufficiency rating:94.2
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$239,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201694.2FairGoodSatisfactorySatisfactory-29200
November 201494.4FairGoodSatisfactorySatisfactory-27200
November 201294.8FairGoodSatisfactorySatisfactory-23000
November 201094.9FairGoodSatisfactorySatisfactory-21600
November 200894.9FairGoodSatisfactorySatisfactory-21600
October 200694.1FairGoodSatisfactorySatisfactory-20160
November 200425.7PoorSeriousCriticalPoorSD19900
November 200225.7PoorSeriousCriticalPoorSD19900
December 200025.7PoorSeriousCriticalPoorSD19900
December 199825.7PoorSeriousCriticalPoorSD19900
February 199627.5PoorSeriousSeriousPoorSD19900

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.125636200
Steel Protective Coatingsq. ft.999999000
Prestressed Concrete Girder/Beamlinear ft.354354000
Deck
Reinforced Concrete Decksq. ft.9,6889,6167200
Wearing Surfacessq. ft.7,2127,212000
Superstructure
Masonry Archlinear ft.5605600
Prestressed Concrete Floor Beamlinear ft.801801000
Substructure
Reinforced Concrete Pier Walllinear ft.56451100
Masonry Pier Walllinear ft.108010800
Masonry Abutmentlinear ft.5605600
Culvert
Masonry Culvertlinear ft.8278004
Bearings
Elastomeric Bearingeach2424000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.351351000
Steel Protective Coatingsq. ft.999999000