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I 93 NB over HWY W FOURTH ST

Map

Coordinates:
+42.34222, -71.06194
42°20'32" N, 71°03'43" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 93 NB over HWY W FOURTH ST
Structure number:B166618R0DOTNBI
Location:B16661B UNIT 1
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:149.9 ft. [45.7 m]
Total length:618.8 ft. [188.6 m]
Roadway width between curbs:49.9 ft. [15.2 m]
Deck width edge-to-edge:54.1 ft. [16.5 m]
Vertical clearance above deck:15.4 ft. [4.7 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:2002
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:5
Main spans material:Prestressed concrete continuous [6]
Main spans design:Segmental box girder [21]
Deck type:Other [9]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: March 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:94,397 [as of 2014]
Deck condition:Satisfactory [6 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:Meets minimum tolerable limits to be left in place as is [4]
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:48.5 tons [44.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:77.0
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$7,796,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201677.0FairSatisfactorySatisfactorySatisfactoryFO94397
March 201477.0FairSatisfactorySatisfactorySatisfactoryFO94397
March 201277.0FairSatisfactorySatisfactorySatisfactoryFO84100
March 201077.0FairSatisfactorySatisfactorySatisfactory-84100
April 200990.0GoodGoodGoodGood--

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.1,240869310610
Deck
Reinforced Concrete Decksq. ft.30,84128,9911,85000
Wearing Surfacessq. ft.30,84128,9911,85000
Substructure
Reinforced Concrete Columneach51130
Prestressed Concrete Pier Caplinear ft.24814959400
Joints
Assembly with Sealeach100742600
Bearings
Elastomeric Bearingeach80800
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,23801,23800