US 1 NE XWAY over US 1 RAMP & ST60


+42.43131, -71.01753
42°25'53" N, 71°01'03" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 1 NE XWAY over US 1 RAMP & ST60
Structure number:R050393ANDOTNBI
Location:1 MI W OF SR 107
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:99.1 ft. [30.2 m]
Total length:483.0 ft. [147.2 m]
Roadway width between curbs:78.1 ft. [23.8 m]
Deck width edge-to-edge:88.6 ft. [27.0 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:25°
Owner:State Highway Agency [01]
Year built:1956
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:7
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: March 2018

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:66,200 [as of 2012]
Truck traffic:10% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:71.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$20,207,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018PoorFairFairPoor6620071.0
March 2016FairFairSatisfactoryFair6620085.0
March 2014FairFairSatisfactoryFair6620085.0
March 2012FairFairSatisfactoryFair6620084.0
March 2010FairFairSatisfactorySatisfactory5480095.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.6,5593,0423,2422750
Steel Protective Coatingsq. ft.64,55430,56311,94214,2747,775
Reinforced Concrete Decksq. ft.42,64518,84323,6231790
Wearing Surfacessq. ft.37,565024,01813,5470
Reinforced Concrete Columneach481116210
Reinforced Concrete Abutmentlinear ft.28825114230
Reinforced Concrete Pier Caplinear ft.630261287820
Other Jointlinear ft.107920105
Movable Bearingeach9800971
Fixed Bearingeach9800980
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.965965000