Share:

I 93 SB over OTHER RELIEF

Map

Coordinates:
+42.34317, -71.06210
42°20'35" N, 71°03'44" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 93 SB over OTHER RELIEF
Structure number:B166569N3DOTNBI
Location:UNIT 2
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:148.6 ft. [45.3 m]
Total length:524.6 ft. [159.9 m]
Roadway width between curbs:71.5 ft. [21.8 m]
Deck width edge-to-edge:74.8 ft. [22.8 m]
Vertical clearance above deck:16.4 ft. [5.0 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:2000
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 22.5 / HS 25 [9]
Number of main spans:4
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 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:132,816 [as of 2015]
Truck traffic:7% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:73.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$18,896,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017FairGoodFairGood13281673.0
March 2015FairGoodFairGood11754474.3
March 2013GoodGoodGoodGood11754487.0
March 2011GoodGoodGoodGood9180089.4
April 2009GoodGoodGoodGood9180089.4

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.1,049771260180
Deck
Prestressed Concrete Top Flangesq. ft.39,68138,6231,05530
Wearing Surfacessq. ft.38,36938,364500
Substructure
Reinforced Concrete Columneach1010000
Reinforced Concrete Pier Caplinear ft.1311160150
Joints
Assembly with Sealeach151014650
Bearings
Elastomeric Bearingeach2017300
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,0481,0282000