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I 90 EB over US 20 N BEACON ST

Map

Coordinates:
+42.35750, -71.15500
42°21'27" N, 71°09'18" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 90 EB over US 20 N BEACON ST
Structure number:B160604RJDOTNBI
Location:.2 MI S. CHARLES RV S39
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:60.0 ft. [18.3 m]
Total length:124.0 ft. [37.8 m]
Roadway width between curbs:52.8 ft. [16.1 m]
Deck width edge-to-edge:57.4 ft. [17.5 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1964
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:2
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: January 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:66,274 [as of 2016]
Truck traffic:12% of total traffic
Deck condition:Fair [5 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:Basically intolerable requiring high priority of replacement [2]
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]
Operating rating:62.4 tons [56.7 metric tons]
Inventory rating:37.4 tons [34.0 metric tons]
Sufficiency rating:50.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,572,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201650.0FairFairFairFairFO66274
January 201450.0FairFairFairFairFO104393
January 201250.0FairFairFairFairFO104393
February 201061.0FairFairSatisfactorySatisfactoryFO104393
September 200762.0FairSatisfactorySatisfactorySatisfactoryFO105465

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.9600930300
Steel Protective Coatingsq. ft.999999000
Deck
Reinforced Concrete Decksq. ft.7,1204,4862,63400
Wearing Surfacessq. ft.7,1204,4862,63400
Substructure
Reinforced Concrete Columneach50410
Reinforced Concrete Abutmentlinear ft.1600150100
Reinforced Concrete Pier Caplinear ft.80040400
Joints
Compression Jointlinear ft.150015000
Bearings
Movable Bearingeach1601600
Steel Protective Coatingsq. ft.999999000
Fixed Bearingeach1601600
Steel Protective Coatingsq. ft.999999000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2500502000