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HWY CHELSEA ST over WATER LITTLE MYSTIC CHAN

Map

Coordinates:
+42.38017, -71.05181
42°22'49" N, 71°03'07" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY CHELSEA ST over WATER LITTLE MYSTIC CHAN
Structure number:B163842CQMUNNBI
Old structure number:2CQMUN896384100 (from 1992 edition)
Location:UNDER TOBIN AT MORAN TERM
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:147.0 ft. [44.8 m]
Total length:382.9 ft. [116.7 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:41.3 ft. [12.6 m]
Vertical clearance below bridge:9.8 ft. [3.0 m]
Owner:City or Municipal Highway Agency [04]
Year built:1982
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:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:8,500 [as of 2017]
Truck traffic:14% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:83.6
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$7,637,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairGoodFairGood850083.6
October 2015FairGoodFairGood540084.1
October 2013GoodGoodGoodGood480095.3
October 2011GoodGoodGoodGood380095.5
September 2009GoodGoodGoodGood380095.5
September 2007GoodGoodGoodGood360096.5
September 2005GoodGoodGoodGood340096.5
September 2003GoodGoodGoodGood470096.3
September 2001GoodGoodGoodGood360097.5
September 1999GoodGoodGoodGood410097.4
September 1997GoodGoodGoodGood375097.5
September 1995GoodGoodGoodGood-100.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.2,5172,37741990
Steel Protective Coatingsq. ft.31,14820,7069,92946845
Deck
Reinforced Concrete Decksq. ft.15,89515,700781170
Wearing Surfacessq. ft.12,25612,256000
Substructure
Reinforced Concrete Pier Walllinear ft.4848000
Reinforced Concrete Abutmentlinear ft.8577080
Concrete Protective Coatingsq. ft.1,0891,089000
Reinforced Concrete Pier Caplinear ft.83730100
Concrete Protective Coatingsq. ft.1,1341,134000
Joints
Strip Seal Jointlinear ft.6406400
Bearings
Movable Bearingeach1817010
Steel Protective Coatingsq. ft.2325018200
Fixed Bearingeach66000
Steel Protective Coatingsq. ft.190019000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.763757060