Share:

ST 28 BLUE HILL AV over WATER NEPONSET RIVER

Map

Coordinates:
+42.26710, -71.09383
42°16'02" N, 71°05'38" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:ST 28 BLUE HILL AV over WATER NEPONSET RIVER
Structure number:B160214F4DOTNBI
Old structure number:MDC896064101 (from 1992 edition)
Location:.48 KM S OF WOODHAVEN ST
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:49.9 ft. [15.2 m]
Total length:109.9 ft. [33.5 m]
Roadway width between curbs:87.9 ft. [26.8 m]
Deck width edge-to-edge:118.1 ft. [36.0 m]
Owner:State Highway Agency [01]
Year built:1903
Year reconstructed:1946
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:M 13.5 / H 15 [2]
Number of main spans:3
Main spans material:Concrete [1]
Main spans design:Arch - Deck [11]
Deck type:Not applicable [N]

Latest Available Inspection: October 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:69,000 [as of 2016]
Truck traffic:8% of total traffic
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Meets minimum tolerable limits to be left in place as is [4]
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 foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Sufficiency rating:70.2
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$6,572,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2016Fair-FairFair6900070.2
October 2014Fair-FairFair5500072.6
October 2012Fair-FairFair5300073.0
October 2010Fair-SatisfactoryFair5500072.6
August 2008Fair-SatisfactoryFair5500072.6
February 2000Good-GoodGood910092.7
February 1996Good-GoodVery Good2888589.5
February 1994Good-GoodVery Good2454690.1
February 1992Good-GoodVery Good2500089.1

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Archlinear ft.1104346210
Wearing Surfacessq. ft.9,66408,9876770
Substructure
Reinforced Concrete Pier Walllinear ft.2369695450
Reinforced Concrete Abutmentlinear ft.252128103210
Bridge Rail
Masonry Bridge Raillinear ft.2201903000