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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
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

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