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ST 1 A/NB over OTHER RELIEF

Map

Coordinates:
+42.37253, -71.03428
42°22'21" N, 71°02'03" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:ST 1 A/NB over OTHER RELIEF
Structure number:B1623539VDOTNBI
Location:2000 FT NE CALLAHAN TUN
Purpose:Carries highway over railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:74.2 ft. [22.6 m]
Total length:204.1 ft. [62.2 m]
Roadway width between curbs:41.0 ft. [12.5 m]
Deck width edge-to-edge:44.9 ft. [13.7 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1951
Year reconstructed:2005
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: December 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:26,600 [as of 2014]
Truck traffic:6% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
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:93.4
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$245,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2016FairGoodSatisfactorySatisfactory2660093.4
December 2014FairGoodSatisfactorySatisfactory2660093.4
December 2012FairGoodSatisfactorySatisfactory2090093.9
December 2010FairGoodGoodSatisfactory2090093.9
December 2008FairGoodGoodSatisfactory2090093.9

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.2,5402,39214800
Steel Protective Coatingsq. ft.21,08214,1896,89300
Deck
Reinforced Concrete Decksq. ft.11,27510,71156400
Wearing Surfacessq. ft.10,1059,60050500
Substructure
Steel Columneach80710
Steel Protective Coatingsq. ft.875481350440
Steel Pier Caplinear ft.1808377200
Steel Protective Coatingsq. ft.2,390957956358119
Joints
Compression Jointlinear ft.192019200
Bearings
Elastomeric Bearingeach1717000
Movable Bearingeach3431300
Steel Protective Coatingsq. ft.90453690
Fixed Bearingeach3503500
Steel Protective Coatingsq. ft.77038318
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.408040800