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Bridge Statistics for Westford, Massachusetts (MA)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 20Number of bridges
  • 128ft / 38.9mTotal length
  • $33,361,000Total costs
  • 523,933Total average daily traffic
  • 26,765Total average daily truck traffic
  • 815,914Total future (year 2031) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Westford
  • No street view available for this location

New bridges in Westford, MA - historical statistics
  • New bridges - historical statistics
  • 4Before 1900
  • 11940-1949
  • 51950-1959
  • 21960-1969
  • 51990-1999
  • 32000-2009
Reconstructed bridges in Westford, MA - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 11980-1989
  • 01990-1999
  • 12000-2009
Average Bridge Daily Traffic in Westford, MA
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 9.1%Very good
  • 18.2%Good
  • 45.5%Satisfactory
  • 27.3%Fair
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 5.9%Very good
  • 29.4%Good
  • 29.4%Satisfactory
  • 23.5%Fair
  • 5.9%Poor
  • 5.9%Serious
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 5.9%Very good
  • 41.2%Good
  • 52.9%Satisfactory
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 36.4%Good
  • 27.3%Satisfactory
  • 18.2%Fair
  • 18.2%Poor
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 33.3%Good
  • 33.3%Satisfactory
  • 33.3%Critical
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Structure Number: W26001250MUNNBI,  Location: 1 MI W OF CHELMS LINE (Lat: 42.609664,  Lng: -71.410783),  Route carried "on" structure: City street ,  Year Built: 1860,  Year Reconstructed: 2005,  Status: Open,  Structure Length: 1.10m (3.61ft),  Average Daily Traffic: 3,300 (year 2013),  Truck Traffic: 1%,  Average Future Daily Traffic: 5,212 (year 2032),  Design Load: HS 20,  Features Intersected: WATER STONY BROOK,  Facility Carried by Structure: HWY BROOKSIDE RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.241,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 9.2m (30.2ft),  Skew: 9 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 2.7m (8.9ft),  Curb or Sidewalk Widths: Left: 1.6m (5.2ft),  Right: 0.0m,  Curb-To-Curb Width: 9.2m (30.2ft),  Out-to-Out Width: 13.8m (45.3ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 85.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 51.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 1.20m (3.94ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 36 months,  Inspection Date: September 2021,  Underwater Inspection Date: May 2020,  Bridge Improvement Cost: $476,000,  Roadway Improvement Cost: $48,000,  Total Project Cost: $715,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: W2600226DMUNNBI,  Location: .3 MI.N. OF LOWELL RD. (Lat: 42.602697,  Lng: -71.419908),  Route carried "on" structure: City street ,  Year Built: 1880,  Status: Open,  Structure Length: 1.22m (4.00ft),  Average Daily Traffic: 600 (year 2016),  Truck Traffic: 1%,  Average Future Daily Traffic: 948 (year 2033),  Features Intersected: WATER STONY BROOK,  Facility Carried by Structure: HWY STONY BRK RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.255,  Lanes on structure: 1,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 4.5m (14.8ft),  Material/Design: Masonry,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.6m (15.1ft),  Curb-To-Curb Width: 4.5m (14.8ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Superstructure: Fair,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 44.1 metric tons,  Method Used To Determine Operating Rating: No rating analysis performed,  Inventory Rating: 27.5 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 1.90m (6.23ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2022,  Bridge Improvement Cost: $1,314,000,  Roadway Improvement Cost: $132,000,  Total Project Cost: $1,972,000 ( Estimate for 2022),  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: W26003AA3MUNNBI,  Location: AT JCT. OF LOWELL ST. (Lat: 42.597031,  Lng: -71.435064),  Route carried "on" structure: City street ,  Year Built: 1993,  Status: Open,  Structure Length: 1.27m (4.17ft),  Average Daily Traffic: 8,034 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 26,216 (year 2031),  Design Load: HS 20,  Features Intersected: WATER STONY BROOK,  Facility Carried by Structure: HWY DEPOT RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.064,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 6.8m (22.3ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.1m (39.7ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 6.8m (22.3ft),  Out-to-Out Width: 8.2m (26.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 54.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 1.30m (4.27ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 36 months,  Inspection Date: May 2020,  Underwater Inspection Date: Febuary 2019,  Bridge Improvement Cost: $806,000,  Roadway Improvement Cost: $81,000,  Total Project Cost: $1,210,000 ( Estimate for 2022),  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: W26004252MUNNBI,  Location: .1 MI SE OF NORTH ST (Lat: 42.596144,  Lng: -71.463047),  Route carried "on" structure: City street ,  Year Built: 1997,  Status: Open,  Structure Length: 0.97m (3.18ft),  Average Daily Traffic: 1,000 (year 2014),  Truck Traffic: 6%,  Average Future Daily Traffic: 1,579 (year 2033),  Design Load: HS 20,  Features Intersected: WATER STONY BROOK,  Facility Carried by Structure: HWY RIVER ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.676,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.7m (31.8ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Superstructure: Good,  Substructure: Very good,  Channel: Good,  Operating Rating: 55.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 1.00m (3.28ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2022,  Bridge Improvement Cost: $404,000,  Roadway Improvement Cost: $41,000,  Total Project Cost: $607,000 ( Estimate for 2022)
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Structure Number: W2600526EMUNNBI,  Location: GRANITEVILLE - SECTION (Lat: 42.595892,  Lng: -71.466147),  Route carried "on" structure: City street ,  Year Built: 1870,  Year Reconstructed: 1988,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 2,730 (year 2014),  Truck Traffic: 6%,  Average Future Daily Traffic: 4,311 (year 2031),  Design Load: H 20,  Features Intersected: WATER STONY BROOK,  Facility Carried by Structure: HWY BROADWAY ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.708,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.7m (22.0ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 5.7m (18.7ft),  Out-to-Out Width: 7.2m (23.6ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Poor,  Operating Rating: 75.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 1.40m (4.59ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $1,093,000,  Roadway Improvement Cost: $110,000,  Total Project Cost: $1,640,000 ( Estimate for 2022),  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: W2600626HMUNNBI,  Location: 1 MI S OF ST-40 (Lat: 42.592786,  Lng: -71.468661),  Route carried "on" structure: City street ,  Year Built: 1870,  Status: Posted for load,  Structure Length: 0.85m (2.79ft),  Average Daily Traffic: 800 (year 2022),  Truck Traffic: 1%,  Average Future Daily Traffic: 4,264 (year 2033),  Features Intersected: WATER STONY BROOK,  Facility Carried by Structure: HWY BRIDGE ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.016,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Masonry,  Design/Construction: Slab,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 1.8m (5.9ft),  Curb-To-Curb Width: 6.1m (20.0ft),  Out-to-Out Width: 7.0m (23.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 90.5 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 48.1 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: High priority of corrective action,  Length Of Structure Improvement: 1.60m (5.25ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 27 months,  Inspection Date: Febuary 2022,  Underwater Inspection Date: June 2020,  Bridge Improvement Cost: $1,098,000,  Roadway Improvement Cost: $110,000,  Total Project Cost: $1,648,000 ( Estimate for 2022),  Deck Structure Type: Other,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: W2600726FMUNNBI,  Location: .4 MI. N. OF RT. 225 (Lat: 42.584472,  Lng: -71.478806),  Route carried "on" structure: City street ,  Year Built: 1949,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 2,825 (year 2015),  Truck Traffic: 5%,  Average Future Daily Traffic: 3,948 (year 2033),  Features Intersected: WATER STONY BROOK,  Facility Carried by Structure: HWY TOWN FARM RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.338,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.0m (23.0ft),  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft),  Curb-To-Curb Width: 8.3m (27.2ft),  Out-to-Out Width: 9.4m (30.8ft)

Condition: Channel: Good,  Culverts: Satisfactory,  Operating Rating: 84.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 50.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.60m (1.97ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $447,000,  Roadway Improvement Cost: $45,000,  Total Project Cost: $671,000 ( Estimate for 2022)
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Structure Number: W260089BLMUNNBI,  Location: AT INT. OF PRESCOTT ST. (Lat: 42.580319,  Lng: -71.486908),  Route carried "on" structure: US 225,  Year Built: 2005,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 6,026 (year 2018),  Truck Traffic: 2%,  Average Future Daily Traffic: 3,632 (year 2032),  Design Load: HS 20,  Features Intersected: WATER STONY BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 18.032,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 9.0m (29.5ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.4m (11.2ft),  Curb or Sidewalk Widths: Left: 1.7m (5.6ft),  Right: 0.0m,  Curb-To-Curb Width: 9.0m (29.5ft),  Out-to-Out Width: 11.5m (37.7ft)

Condition: Channel: Fair,  Culverts: Good,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.50m (1.64ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2021,  Bridge Improvement Cost: $312,000,  Roadway Improvement Cost: $32,000,  Total Project Cost: $469,000 ( Estimate for 2022)
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Structure Number: W260102A0DOT634,  Location: 50 FT S OF BROADWAY (Lat: 42.592172,  Lng: -71.459817),  Route carried "on" structure: City street ,  Year Built: 1998,  Status: Open,  Structure Length: 2.47m (8.10ft),  Average Daily Traffic: 4,300 (year 2002),  Truck Traffic: 1%,  Average Future Daily Traffic: 4,738 (year 2031),  Design Load: HS 20,  Features Intersected: RR BMRR,  Facility Carried by Structure: HWY GRANITEVILLE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 23.5m (77.1ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 0.0m,  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 9.6m (31.5ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Good,  Operating Rating: 61.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 55.1 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 2.50m (8.20ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020,  Bridge Improvement Cost: $943,000,  Roadway Improvement Cost: $95,000,  Total Project Cost: $1,415,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: W2601426GMUNNBI,  Location: .2 MI. E. OF LITTLETON LN (Lat: 42.572483,  Lng: -71.478739),  Route carried "on" structure: City street ,  Year Built: 1957,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 2,618 (year 2020),  Truck Traffic: 7%,  Average Future Daily Traffic: 5,212 (year 2032),  Features Intersected: WATER BEAVER BROOK,  Facility Carried by Structure: HWY BEAVER BK RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.159,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.4m (11.2ft),  Curb-To-Curb Width: 7.4m (24.3ft),  Out-to-Out Width: 10.3m (33.8ft)

Condition: Channel: Fair,  Culverts: Critical,  Inventory Rating: 96.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: High priority of replacement,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.70m (5.58ft),  Designated Inspection Frequency: Every 3 months,  Underwater Inspection Frequency: Every 6 months,  Other Special Inspection Frequency: Every 3 months,  Inspection Date: August 2021,  Underwater Inspection Date: September 2021,  Other Special Inspection Date: Febuary 2022,  Bridge Improvement Cost: $813,000,  Roadway Improvement Cost: $82,000,  Total Project Cost: $1,220,000 ( Estimate for 2022)
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Structure Number: W2601683PDOTNBI,  Location: 1.1 MI N OF RTE 40 (Lat: 42.643806,  Lng: -71.416131),  Route carried "on" structure: US 3,  Year Built: 2004,  Status: Open,  Structure Length: 1.28m (4.20ft),  Average Daily Traffic: 48,336 (year 2019),  Truck Traffic: 3%,  Average Future Daily Traffic: 135,820 (year 2031),  Design Load: HS 20,  Features Intersected: HWY LEDGE RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 140.170,  Lanes on structure: 3,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 22.0m (72.2ft),  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.8m (42.0ft),  Curb-To-Curb Width: 22.0m (72.2ft),  Out-to-Out Width: 25.2m (82.7ft)

Condition: Superstructure: Good,  Substructure: Satisfactory,  Inventory Rating: 77.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Superior to present desirable criteria,  Length Of Structure Improvement: 1.30m (4.27ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Bridge Improvement Cost: $258,000,  Roadway Improvement Cost: $26,000,  Total Project Cost: $388,000 ( Estimate for 2022)
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Structure Number: W2601683QDOTNBI,  Location: 1.1 M. NO. OF RT 40 (Lat: 42.643933,  Lng: -71.415744),  Route carried "on" structure: US 3,  Year Built: 2004,  Status: Open,  Structure Length: 1.28m (4.20ft),  Average Daily Traffic: 49,483 (year 2015),  Truck Traffic: 15%,  Average Future Daily Traffic: 135,820 (year 2031),  Design Load: HS 20,  Features Intersected: HWY LEDGE RD
Minimum Vertical Clearance: 99.00m (324.80ft),  Kilometerpoint: 0.000,  Lanes on structure: 3,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 25.5m (83.7ft),  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.8m (42.0ft),  Curb-To-Curb Width: 25.5m (83.7ft),  Out-to-Out Width: 28.9m (94.8ft)

Condition: Superstructure: Good,  Substructure: Satisfactory,  Inventory Rating: 77.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.30m (4.27ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Bridge Improvement Cost: $296,000,  Roadway Improvement Cost: $30,000,  Total Project Cost: $445,000 ( Estimate for 2022),  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: W2601827RDOTNBI,  Location: 1 MI S OF BOSTON RD (Lat: 42.556044,  Lng: -71.449908),  Route carried "on" structure: Interstate 495,  Year Built: 1959,  Status: Open,  Structure Length: 3.90m (12.80ft),  Average Daily Traffic: 62,079 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 69,489 (year 2031),  Design Load: H 20,  Features Intersected: ST225 CONCORD RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 131.963,  Lanes on structure: 3,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 15.2m (49.9ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.1m (56.1ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 15.2m (49.9ft),  Out-to-Out Width: 17.7m (58.1ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 61.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 37.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.00m (13.12ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Bridge Improvement Cost: $1,207,000,  Roadway Improvement Cost: $121,000,  Total Project Cost: $1,811,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: W2601827TDOTNBI,  Location: MM 81.7 OF 495 NB (Lat: 42.555714,  Lng: -71.449553),  Route carried "on" structure: Interstate 495,  Year Built: 1959,  Status: Open,  Structure Length: 4.21m (13.81ft),  Average Daily Traffic: 59,392 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 69,489 (year 2031),  Design Load: H 20,  Features Intersected: ST225 CONCORD RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 131.963,  Lanes on structure: 3,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 15.2m (49.9ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.1m (56.1ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 15.2m (49.9ft),  Out-to-Out Width: 17.7m (58.1ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 61.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 37.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.30m (14.11ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Bridge Improvement Cost: $1,298,000,  Roadway Improvement Cost: $130,000,  Total Project Cost: $1,948,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up
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Structure Number: W2601927UDOTNBI,  Location: 0.2 MI NLY RT 110 (Lat: 42.569042,  Lng: -71.425700),  Route carried "on" structure: Interstate 495,  Year Built: 1959,  Status: Open,  Structure Length: 3.87m (12.70ft),  Average Daily Traffic: 57,841 (year 2017),  Average Future Daily Traffic: 86,862 (year 2031),  Design Load: H 20,  Features Intersected: HWY BOSTON RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 134.756,  Lanes on structure: 3,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 15.2m (49.9ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 16.8m (55.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 15.2m (49.9ft),  Out-to-Out Width: 17.4m (57.1ft)

Condition: Deck: Fair,  Superstructure: Poor,  Substructure: Good,  Operating Rating: 62.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 37.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Meets minimum limits,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.90m (12.80ft),  Designated Inspection Frequency: Every 12 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: September 2020,  Other Special Inspection Date: September 2021,  Bridge Improvement Cost: $2,666,000,  Roadway Improvement Cost: $267,000,  Total Project Cost: $4,000,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up
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Structure Number: W2601927VDOTNBI,  Location: 0.2 MI N OF ST-110 (Lat: 42.569425,  Lng: -71.425928),  Route carried "on" structure: Interstate 495,  Year Built: 1959,  Status: Temporarily open,  Structure Length: 3.87m (12.70ft),  Average Daily Traffic: 69,469 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 86,862 (year 2031),  Design Load: H 20,  Features Intersected: HWY BOSTON RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 134.756,  Lanes on structure: 3,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 15.2m (49.9ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 16.8m (55.1ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 15.2m (49.9ft),  Out-to-Out Width: 17.4m (57.1ft)

Condition: Deck: Fair,  Superstructure: Serious,  Substructure: Good,  Operating Rating: 62.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 37.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: High priority of corrective action,  Deck Geometry: Meets minimum limits,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.90m (12.80ft),  Designated Inspection Frequency: Every 6 months,  Other Special Inspection Frequency: Every 6 months,  Inspection Date: September 2020,  Other Special Inspection Date: September 2021,  Bridge Improvement Cost: $2,666,000,  Roadway Improvement Cost: $267,000,  Total Project Cost: $4,000,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up
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Structure Number: W2602127WDOTNBI,  Location: 0.5 MI N OF BOSTON RD (Lat: 42.577725,  Lng: -71.412081),  Route carried "on" structure: Interstate 495,  Year Built: 1961,  Status: Open,  Structure Length: 4.06m (13.32ft),  Average Daily Traffic: 67,476 (year 2016),  Truck Traffic: 5%,  Average Future Daily Traffic: 84,493 (year 2031),  Design Load: H 20,  Features Intersected: HWY TADMUCK RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 135.986,  Lanes on structure: 3,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 15.2m (49.9ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.3m (46.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 15.2m (49.9ft),  Out-to-Out Width: 17.4m (57.1ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Good,  Operating Rating: 56.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 4.10m (13.45ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Bridge Improvement Cost: $2,803,000,  Roadway Improvement Cost: $281,000,  Total Project Cost: $4,205,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: W2602127XDOTNBI,  Location: 0.4 MI N OF RT 110 (Lat: 42.577456,  Lng: -71.411542),  Route carried "on" structure: Interstate 495,  Year Built: 1961,  Status: Open,  Structure Length: 3.82m (12.53ft),  Average Daily Traffic: 76,024 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 84,493 (year 2031),  Design Load: H 20,  Features Intersected: HWY TADMUCK RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 135.986,  Lanes on structure: 3,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 15.2m (49.9ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.5m (50.9ft),  Curb or Sidewalk Widths: Left: 0.4m (1.3ft),  Right: 0.7m (2.3ft),  Curb-To-Curb Width: 15.2m (49.9ft),  Out-to-Out Width: 17.4m (57.1ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 56.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 3.90m (12.80ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Bridge Improvement Cost: $2,666,000,  Roadway Improvement Cost: $267,000,  Total Project Cost: $4,000,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up
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Structure Number: W2602590MMUNNBI,  Location: 0.2 MI. NORTH OF ST-40 (Lat: 42.628000,  Lng: -71.424903),  Route carried "on" structure: City street ,  Year Built: 1997,  Status: Open,  Structure Length: 1.10m (3.61ft),  Average Daily Traffic: 800 (year 2012),  Truck Traffic: 1%,  Average Future Daily Traffic: 1,263 (year 2031),  Design Load: HS 20,  Features Intersected: WATER TURTLE CROSSING,  Facility Carried by Structure: HWY RUSSELLS WAY
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.320,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.0m (36.1ft),  Curb or Sidewalk Widths: Left: 1.2m (3.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 12.2m (40.0ft)

Condition: Superstructure: Good,  Substructure: Good,  Channel: Good,  Inventory Rating: 67.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.20m (3.94ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Bridge Improvement Cost: $419,000,  Roadway Improvement Cost: $42,000,  Total Project Cost: $629,000 ( Estimate for 2022)
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Structure Number: W2602690LMUNNBI,  Location: 0.4 MI. NORTH OF ST-40 (Lat: 42.629692,  Lng: -71.428125),  Route carried "on" structure: City street ,  Year Built: 1997,  Status: Open,  Structure Length: 0.61m (2.00ft),  Average Daily Traffic: 800 (year 2012),  Truck Traffic: 1%,  Average Future Daily Traffic: 1,263 (year 2031),  Design Load: HS 20,  Features Intersected: WATER GILSON BROOK,  Facility Carried by Structure: HWY RUSSELLS WAY
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.640,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.1m (20.0ft),  Curb or Sidewalk Widths: Left: 1.2m (3.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 12.2m (40.0ft)

Condition: Superstructure: Good,  Substructure: Good,  Channel: Poor,  Inventory Rating: 72.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.70m (2.30ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Bridge Improvement Cost: $245,000,  Roadway Improvement Cost: $25,000,  Total Project Cost: $368,000 ( Estimate for 2022),  Wearing Surface/Protective System: Wearing Surface: Bituminous
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