US 6 (DRAWBRIDGE) over WATER ACUSHNET RIVER
Map
Coordinates:
+41.63916, -70.9178641°38'21" N, 70°55'04" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
Name: | US 6 (DRAWBRIDGE) over WATER ACUSHNET RIVER |
Structure number: | F010023PFDOTNBI |
Old structure number: | 3PF035614DBR101 (from 1992 edition) |
Location: | .4 MI W OF NBED |
Purpose: | Carries highway and pedestrian walkway over waterway |
Route classification: | Other Principal Arterial (Urban) [14] |
Length of largest span: | 142.1 ft. [43.3 m] |
Total length: | 283.2 ft. [86.3 m] |
Roadway width between curbs: | 50.2 ft. [15.3 m] |
Deck width edge-to-edge: | 70.5 ft. [21.5 m] |
Vertical clearance above deck: | 18.4 ft. [5.6 m] |
Vertical clearance below bridge: | 3.3 ft. [1.0 m] |
Owner: | State Highway Agency [01] |
Year reconstructed: | 1997 |
Historic significance: | Bridge is eligible for the National Register of Historic Places [2] |
Design load: | M 13.5 / H 15 [2] |
Number of main spans: | 2 |
Main spans material: | Steel [3] |
Main spans design: | Movable - Swing [17] |
Deck type: | Open Grating [3] |
Latest Available Inspection: May 2017
Good/Fair/Poor Condition: | Fair |
Status: | Open, no restriction [A] |
Average daily traffic: | 18,000 [as of 2017] |
Truck traffic: | 6% of total traffic |
Deck condition: | Good [7 out of 9] |
Superstructure condition: | Fair [5 out of 9] |
Substructure condition: | Satisfactory [6 out of 9] |
Structural appraisal: | Somewhat better than minimum adequacy to tolerate being left in place as is [5] |
Deck geometry appraisal: | Basically intolerable requiring high priority of corrrective action [3] |
Water adequacy appraisal: | Better than present minimum criteria [7] |
Roadway alignment appraisal: | Equal to present desirable criteria [8] |
Channel protection: | Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7] |
Pier/abutment protection: | In place but in a deteriorated condition [3] |
Scour condition: | Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4] |
Sufficiency rating: | 54.6 |
Recommended work: | Bridge rehabilitation because of general structure deterioration or inadequate strength. [35] |
Estimated cost of work: | $9,689,000 |
Previous Inspections
Date | Condition | Deck | Superstructure | Substructure | ADT | Suff. Rating |
---|
May 2017 | Fair | Good | Fair | Satisfactory | 18000 | 54.6 |
May 2015 | Fair | Good | Fair | Satisfactory | 30200 | 50.0 |
May 2013 | Fair | Good | Fair | Satisfactory | 30200 | 50.0 |
May 2011 | Fair | Satisfactory | Fair | Satisfactory | 17900 | 54.6 |
May 2009 | Poor | Good | Poor | Satisfactory | 17900 | 39.4 |
April 1999 | Poor | Very Good | Poor | Satisfactory | 29800 | 39.0 |
April 1997 | Poor | Very Good | Critical | Fair | 28600 | 7.0 |
May 1995 | Poor | Poor | Poor | Fair | 19000 | 4.0 |
Element Data
Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Element | Units | Quantity | 1-Good | 2-Fair | 3-Poor | 4-Serious |
---|
Superstructure |
Steel Girder/Beam | linear ft. | 120 | 120 | 0 | 0 | 0 |
Steel Protective Coating | sq. ft. | 1,540 | 1,540 | 0 | 0 | 0 |
Steel Stringer | linear ft. | 5,940 | 5,937 | 0 | 3 | 0 |
Steel Protective Coating | sq. ft. | 29,940 | 29,940 | 0 | 0 | 0 |
Steel Truss | linear ft. | 570 | 390 | 130 | 25 | 25 |
Steel Protective Coating | sq. ft. | 19,120 | 13,620 | 5,430 | 20 | 50 |
Steel Floor Beam | linear ft. | 810 | 630 | 80 | 100 | 0 |
Steel Protective Coating | sq. ft. | 27,171 | 20,171 | 5,000 | 2,000 | 0 |
Deck |
Open Grid Deck | sq. ft. | 9,810 | 0 | 9,810 | 0 | 0 |
Steel Protective Coating | sq. ft. | 9,810 | 9,810 | 0 | 0 | 0 |
Concrete Filled Grid Deck | sq. ft. | 4,150 | 4,120 | 30 | 0 | 0 |
Wearing Surfaces | sq. ft. | 4,150 | 3,120 | 1,020 | 10 | 0 |
Bearings |
Movable Bearing | each | 4 | 4 | 0 | 0 | 0 |
Steel Protective Coating | sq. ft. | 150 | 150 | 0 | 0 | 0 |
Bridge Rail |
Steel or Aluminum Bridge Rail | linear ft. | 576 | 472 | 84 | 20 | 0 |
Steel Protective Coating | sq. ft. | 1,750 | 1,750 | 0 | 0 | 0 |