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ST 99 ALFORD ST over WATER MYSTIC RIVER

Map

Coordinates:
+42.38963, -71.07112
42°23'23" N, 71°04'16" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:ST 99 ALFORD ST over WATER MYSTIC RIVER
Structure number:B16029388MUNNBI
Old structure number:388MUN896029101 (from 1992 edition)
Location:AT MYSTIC RIVER
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:159.5 ft. [48.6 m]
Total length:825.2 ft. [251.5 m]
Roadway width between curbs:76.1 ft. [23.2 m]
Deck width edge-to-edge:95.1 ft. [29.0 m]
Vertical clearance below bridge:6.9 ft. [2.1 m]
Owner:City or Municipal Highway Agency [04]
Year built:1963
Year reconstructed:2014
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Main span material:Steel [3]
Main span design:Movable - Bascule [16]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:55,000 [as of 2016]
Truck traffic:15% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Pier/abutment protection:In place but in a deteriorated condition [3]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Operating rating:46.0 tons [41.8 metric tons]
Inventory rating:27.8 tons [25.3 metric tons]
Sufficiency rating:67.8

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
June 201667.8FairSatisfactoryGoodSatisfactory-55000
June 201467.8FairVery GoodVery GoodSatisfactory-55000
June 201225.8PoorPoorSeriousFairSD55000
June 201025.8PoorPoorSeriousFairSD55000
June 200825.8PoorPoorSeriousFairSD55000
June 200625.8PoorPoorSeriousFairSD52000
June 200434.0PoorFairSeriousFairSD46100
June 200217.0PoorPoorCriticalFairSD54400
June 200043.0PoorFairPoorFairSD54400
June 199844.0PoorSatisfactoryPoorSatisfactorySD54400
December 199644.6PoorSatisfactoryPoorSatisfactorySD19900

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.10,40510,405000
Steel Protective Coatingsq. ft.1,9981,998000
Steel Stringerlinear ft.6,4264,0171,9274820
Steel Protective Coatingsq. ft.1,9981,998000
Deck
Reinforced Concrete Decksq. ft.62,45561,99246300
Wearing Surfacessq. ft.50,64750,647000
Superstructure
Steel Floor Beamlinear ft.906906000
Steel Protective Coatingsq. ft.999999000
Substructure
Reinforced Concrete Pier Walllinear ft.84671901270
Reinforced Concrete Abutmentlinear ft.189189000
Deck
Open Grid Decksq. ft.10,17610,176000
Steel Protective Coatingsq. ft.999999000
Concrete Filled Grid Decksq. ft.1,7841,784000
Steel Protective Coatingsq. ft.999999000
Joints
Strip Seal Jointlinear ft.152152000
Open Jointlinear ft.304304000
Bearings
Elastomeric Bearingeach176176000
Movable Bearingeach88000
Steel Protective Coatingsq. ft.999999000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.1,7801,780000
Steel Protective Coatingsq. ft.999999000
Reinforced Concrete Bridge Raillinear ft.1,5201,520000