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HWY SEAPORT BLVD over WATER FORT POINT CHANNEL

Map

Coordinates:
+42.35449, -71.05007
42°21'16" 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:15.7 ft. [4.8 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 2016

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]
Operating rating:92.2 tons [83.8 metric tons]
Inventory rating:55.2 tons [50.2 metric tons]
Sufficiency rating:55.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$42,662,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201655.0FairGoodFairFairFO25000
January 201455.0FairGoodFairFairFO25000
January 201255.0FairGoodFairFairFO28000
February 201055.0FairVery GoodFairFairFO27000
February 200855.0FairVery GoodFairFairFO27000
February 200655.0FairVery GoodFairFairFO27000
February 200465.0GoodVery GoodGoodGood-26400
February 200265.0GoodGoodGoodGood-26400
February 200065.0GoodVery GoodGoodGood-26400

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.9,5189,32819000
Deck
Reinforced Concrete Decksq. ft.2221100
Substructure
Masonry Pier Walllinear ft.400400000
Reinforced Concrete Abutmentlinear ft.2132021100
Reinforced Concrete Pileeach60451140
Reinforced Concrete Pier Caplinear ft.4003802000
Joints
Open Jointlinear ft.392392000
Bearings
Elastomeric Bearingeach58471100
Fixed Bearingeach3838000
Steel Protective Coatingsq. ft.1,9981,998000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.1,6341,47116300
Steel Protective Coatingsq. ft.999999000
Deck
Reinforced Concrete Slabsq. ft.55,82855,828000
Wearing Surfacessq. ft.55,82855,828000