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HWY SEAPORT BLVD over WATER FORT POINT CHANNEL

Map

Coordinates:
+42.35394, -71.05004
42°21'14" N, 71°03'00" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY SEAPORT BLVD over WATER FORT POINT CHANNEL
Structure number:B16223AWQMUNNBI
Location:0.1MI EAST ATLANTIC AVE.
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:235.9 ft. [71.9 m]
Total length:865.9 ft. [263.9 m]
Roadway width between curbs:70.2 ft. [21.4 m]
Deck width edge-to-edge:98.8 ft. [30.1 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:City or Municipal Highway Agency [04]
Year built:1996
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Prestressed concrete [5]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: January 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:25,000 [as of 2016]
Truck traffic:6% of total traffic
Deck condition:Good [7 out of 9]
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:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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:55.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$41,159,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2018FairGoodFairFair2500055.0
January 2016FairGoodFairFair2500055.0
January 2014FairGoodFairFair2500055.0
January 2012FairGoodFairFair2800055.0
February 2010FairVery GoodFairFair2700055.0
February 2008FairVery GoodFairFair2700055.0
February 2006FairVery GoodFairFair2700055.0
February 2004GoodVery GoodGoodGood2640065.0
February 2002GoodGoodGoodGood2640065.0
February 2000GoodVery GoodGoodGood2640065.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.6,5154,8501,66500
Prestressed Concrete Girder/Beamlinear ft.2,0302,030000
Deck
Reinforced Concrete Decksq. ft.79,20079,050125250
Wearing Surfacessq. ft.51,93251,932000
Substructure
Steel Columneach6055500
Reinforced Concrete Abutmentlinear ft.2132021100
Reinforced Concrete Pier Caplinear ft.4003802000
Joints
Strip Seal Jointlinear ft.9999000
Compression Jointlinear ft.203203000
Assembly without Seal Jointlinear ft.100100000
Bearings
Elastomeric Bearingeach8674930
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.3,4622,76270000
Steel Protective Coatingsq. ft.700070000
Deck
Reinforced Concrete Slabsq. ft.6,2906,2256500
Wearing Surfacessq. ft.4,4604,460000