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ST 1 A/OFF RAMP over OTHER RELIEF

Map

Coordinates:
+42.37833, -71.02667
42°22'42" N, 71°01'36" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:ST 1 A/OFF RAMP over OTHER RELIEF
Structure number:B1623639PDOTNBI
Location:.8 MI NE OF CALLAHAN TUN.
Route classification:Minor Arterial (Urban) [16]
Length of largest span:80.1 ft. [24.4 m]
Total length:304.1 ft. [92.7 m]
Roadway width between curbs:25.3 ft. [7.7 m]
Deck width edge-to-edge:29.9 ft. [9.1 m]
Owner:State Highway Agency [01]
Year built:1951
Year reconstructed:1977
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:4
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:8,655 [as of 2014]
Truck traffic:7% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 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:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:69.3 tons [63.0 metric tons]
Inventory rating:41.6 tons [37.8 metric tons]
Sufficiency rating:89.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$4,766,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201689.0FairSatisfactoryGoodFair-8655
January 201489.0FairSatisfactoryGoodFair-14800
January 201289.0FairSatisfactoryGoodFair-14800
January 201089.0FairSatisfactoryGoodFair-14600

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.1,52001,52000
Steel Protective Coatingsq. ft.1,9981,998000
Deck
Reinforced Concrete Decksq. ft.7,6617,27838300
Wearing Surfacessq. ft.7,6617,27838300
Substructure
Steel Columneach1101100
Steel Protective Coatingsq. ft.999999000
Reinforced Concrete Abutmentlinear ft.3003000
Steel Pier Caplinear ft.119011900
Steel Protective Coatingsq. ft.999999000
Joints
Compression Jointlinear ft.126012600
Bearings
Movable Bearingeach2202200
Steel Protective Coatingsq. ft.999999000
Fixed Bearingeach2102100
Steel Protective Coatingsq. ft.999999000
Bridge Rail
Other Material Bridge Raillinear ft.528528000