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ST 31 RIVER ST over WATER N NASHUA RIVER

Map

Coordinates:
+42.58358, -71.81833
42°35'01" N, 71°49'06" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:ST 31 RIVER ST over WATER N NASHUA RIVER
Structure number:F040081KTDOTNBI
Old structure number:1KT011387026101 (from 1992 edition)
Location:100 FT E OF WALLACE ST
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:44.9 ft. [13.7 m]
Total length:96.1 ft. [29.3 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:55.1 ft. [16.8 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1947
Year reconstructed:2014
Historic significance:Historical significance is not determinable at this time [4]
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: September 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:11,476 [as of 2016]
Truck traffic:3% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
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]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Sufficiency rating:96.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017GoodGoodGoodGood1147696.9
September 2015GoodVery GoodVery GoodGood1500072.8
September 2013GoodVery GoodVery GoodGood1500072.8
February 2013PoorSeriousPoorPoor1500018.4
August 2010PoorSeriousPoorSatisfactory1500018.4
August 2008PoorSeriousPoorSatisfactory1500018.4
August 1998FairSatisfactorySatisfactorySatisfactory1500091.1
April 1997FairSatisfactorySatisfactorySatisfactory1500091.1
April 1995FairSatisfactorySatisfactorySatisfactory1500091.4

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.837837000
Steel Protective Coatingsq. ft.5,1555,146900
Deck
Reinforced Concrete Decksq. ft.4,8364,836000
Wearing Surfacessq. ft.3,3483,345300
Substructure
Reinforced Concrete Pier Walllinear ft.60501000
Reinforced Concrete Abutmentlinear ft.120012000
Bearings
Elastomeric Bearingeach2727000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.195195000
Steel Protective Coatingsq. ft.1,1701,1600100