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HWY CHELSEA ST over WATER LITTLE MYSTIC CHAN

Map

Coordinates:
+42.37972, -71.05195
42°22'47" 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 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:5,400 [as of 2015]
Truck traffic:30% 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]
Operating rating:57.4 tons [52.2 metric tons]
Inventory rating:36.6 tons [33.3 metric tons]
Sufficiency rating:84.1
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$8,300,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201584.1FairGoodFairGood-5400
October 201395.3GoodGoodGoodGood-4800
October 201195.5GoodGoodGoodGood-3800
September 200995.5GoodGoodGoodGood-3800
September 200796.5GoodGoodGoodGood-3600
September 200596.5GoodGoodGoodGood-3400
September 200396.3GoodGoodGoodGood-4700
September 200197.5GoodGoodGoodGood-3600
September 199997.4GoodGoodGoodGood-4100
September 199797.5GoodGoodGoodGood-3750
September 1995100.0GoodGoodGoodGood--

Element Data

Source: National Bridge Elements dataset, 2016 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.15,64615,640600
Wearing Surfacessq. ft.12,06412,064000
Substructure
Reinforced Concrete Abutmentlinear ft.9181280
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.754074860