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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
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

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 

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. ratingEvaluationDeckSuper.Sub.ADT
January 201689.0Not deficientSatisfactoryGoodFair8655
January 201489.0Not deficientSatisfactoryGoodFair14800
January 201289.0Not deficientSatisfactoryGoodFair14800
January 201089.0Not deficientSatisfactoryGoodFair14600