ST 12 N MAIN ST over ST 2


+42.54633, -71.76125
42°32'47" N, 71°45'41" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:ST 12 N MAIN ST over ST 2
Structure number:L080241KEDOTNBI
Old structure number:004326052101 (from 1992 edition)
Location:2000 FT W OF HAMILTON ST
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:66.3 ft. [20.2 m]
Total length:141.1 ft. [43.0 m]
Roadway width between curbs:81.4 ft. [24.8 m]
Deck width edge-to-edge:89.6 ft. [27.3 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:38°
Owner:State Highway Agency [01]
Year built:1949
Year reconstructed:2014
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 22.5 / HS 25 [9]
Number of main spans:2
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:36,033 [as of 2018]
Truck traffic:5% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:92.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2018GoodGoodVery GoodGood3603392.5
October 2016GoodGoodExcellentGood3000093.1
October 2014GoodGoodExcellentExcellent3000093.1
January 2014PoorFairSeriousFair3900017.0
April 2012PoorFairSeriousFair3900036.0
April 2010PoorFairSeriousFair3900036.0
April 2008PoorFairSeriousFair3900036.0
April 1994FairFairGoodSatisfactory4850087.1
April 1992FairFairSatisfactoryFair3000077.2
April 1990FairFairSatisfactoryFair5068674.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.1,8641,864000
Steel Protective Coatingsq. ft.15,00014,995500
Reinforced Concrete Decksq. ft.12,63012,629100
Wearing Surfacessq. ft.11,42611,425100
Reinforced Concrete Abutmentlinear ft.200199100
Elastomeric Bearingeach2828000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.455453200