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I 93 NB OFF RAMP over COMB RED LINE & RELIEF

Map

Coordinates:
+42.32000, -71.05306
42°19'12" N, 71°03'11" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 93 NB OFF RAMP over COMB RED LINE & RELIEF
Structure number:B162593EJDOTNBI
Location:2 MI S OF JCT I90&I93
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:86.0 ft. [26.2 m]
Total length:410.1 ft. [125.0 m]
Roadway width between curbs:22.0 ft. [6.7 m]
Deck width edge-to-edge:29.2 ft. [8.9 m]
Vertical clearance below bridge:25.9 ft. [7.9 m]
Owner:State Highway Agency [01]
Year built:1958
Year reconstructed:1984
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:5
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: December 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:4,789 [as of 2014]
Truck traffic:13% 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:Equal to present minimum criteria [6]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:56.7 tons [51.5 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:81.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$6,314,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201581.4FairSatisfactoryFairFairFO4789
December 201378.4FairSatisfactoryFairFairFO13400
September 201178.4FairSatisfactoryFairFairFO13400
September 200990.0FairGoodSatisfactorySatisfactoryFO13400

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.1,3721,04832400
Steel Protective Coatingsq. ft.1,9981,998000
Deck
Reinforced Concrete Decksq. ft.1110100
Wearing Surfacessq. ft.1110100
Substructure
Steel Columneach60600
Steel Protective Coatingsq. ft.1,9981,998000
Reinforced Concrete Abutmentlinear ft.2900290
Steel Pier Caplinear ft.1550135200
Steel Protective Coatingsq. ft.1,9981,998000
Bearings
Movable Bearingeach80800
Steel Protective Coatingsq. ft.999999000
Fixed Bearingeach40400
Steel Protective Coatingsq. ft.999999000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.686068600