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PORTLAND STREET over ANDROSCOGGIN R. W CHANEL

Map

Coordinates:
+44.54762, -70.54795
44°32'51" N, 70°32'53" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:PORTLAND STREET over ANDROSCOGGIN R. W CHANEL
Structure number:2990
Location:W'LY END ABUTTS US2
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:200.1 ft. [61.0 m]
Total length:748.1 ft. [228.0 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:45.9 ft. [14.0 m]
Owner:State Highway Agency [01]
Year built:1929
Year reconstructed:1999
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete [1]
Main spans design:Arch - Deck [11]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:3,509 [as of 2016]
Truck traffic:5% of total traffic
Deck condition:Satisfactory [6 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:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:69.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2018FairSatisfactoryFairFair350969.0
May 2017FairGoodSatisfactoryFair350969.0
August 2015FairGoodSatisfactoryFair340066.1
August 2014FairGoodSatisfactoryFair431267.2
October 2013FairGoodSatisfactoryFair424067.2
November 2012FairGoodSatisfactoryFair424067.2
October 2011FairVery GoodSatisfactoryFair419067.2
August 2010FairVery GoodSatisfactorySatisfactory440878.5
November 2009FairVery GoodSatisfactorySatisfactory435678.5
June 2007FairVery GoodSatisfactorySatisfactory506478.2
January 2006FairVery GoodSatisfactorySatisfactory570778.0
September 2003FairVery GoodSatisfactorySatisfactory710477.5
October 2000FairVery GoodSatisfactorySatisfactory677977.6
November 1996PoorPoorPoorFair1032746.5
June 1994PoorPoorPoorFair996549.7
July 1992PoorPoorPoorFair941349.8
December 1990PoorPoorPoorFair961546.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.2,10002,10000
Deck
Reinforced Concrete Decksq. ft.20,6809,68011,00000
Superstructure
Reinforced Concrete Archlinear ft.45015030000
Deck
Prestressed Concrete Top Flangesq. ft.13,8007,0006,80000
Superstructure
Reinforced Concrete Floor Beamlinear ft.2,6227041,91800
Substructure
Reinforced Concrete Columneach2574521200
Reinforced Concrete Abutmentlinear ft.9292000
Reinforced Concrete Pier Caplinear ft.460460000
Joints
Pourable Jointlinear ft.41428413000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,49686663000