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

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Structure Number: H2501627FDOTNBI,  Location: 0.25 MI N OF I-290 (Lat: 42.368864,  Lng: -71.594647),  Route carried "on" structure: Interstate 495,  Year Built: 1963,  Status: Open,  Structure Length: 2.59m (8.50ft),  Average Daily Traffic: 41,723 (year 2020),  Truck Traffic: 15%,  Average Future Daily Traffic: 78,965 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: WATER ASSABET RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 105.471,  Lanes on structure: 3,  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: 1,  Length of Maximum Span: 23.8m (78.1ft),  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: 17.1m (56.1ft)

Condition: Deck: Poor,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 40.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 24.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.60m (8.53ft),  Designated Inspection Frequency: Every 12 months,  Underwater Inspection Frequency: Every 36 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: July 2021,  Underwater Inspection Date: January 2019,  Other Special Inspection Date: July 2021,  Bridge Improvement Cost: $1,747,000,  Roadway Improvement Cost: $175,000,  Total Project Cost: $2,621,000 ( 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: H2501627GDOTNBI,  Location: 0.25 MI NW RT 290 (Lat: 42.368381,  Lng: -71.595303),  Route carried "on" structure: Interstate 495,  Year Built: 1963,  Status: Open,  Structure Length: 2.53m (8.30ft),  Average Daily Traffic: 53,171 (year 2016),  Truck Traffic: 15%,  Average Future Daily Traffic: 78,965 (year 2032),  Design Load: H 20,  Features Intersected: WATER ASSABET RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 105.471,  Lanes on 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: 1,  Length of Maximum Span: 23.8m (78.1ft),  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: 17.1m (56.1ft)

Condition: Deck: Poor,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 52.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.3 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: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.60m (8.53ft),  Designated Inspection Frequency: Every 12 months,  Underwater Inspection Frequency: Every 36 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: July 2021,  Underwater Inspection Date: January 2019,  Other Special Inspection Date: July 2021,  Bridge Improvement Cost: $1,747,000,  Roadway Improvement Cost: $175,000,  Total Project Cost: $2,621,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: H2501727HDOTNBI,  Location: 0.75 MI NW RT 290 (Lat: 42.371650,  Lng: -71.596050),  Route carried "on" structure: Interstate 495,  Year Built: 1963,  Status: Open,  Structure Length: 4.08m (13.39ft),  Average Daily Traffic: 52,571 (year 2019),  Truck Traffic: 15%,  Average Future Daily Traffic: 75,806 (year 2032),  Design Load: H 20,  Features Intersected: HWY RIVER RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 105.715,  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: 19.9m (65.3ft),  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: 17.1m (56.1ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Fair,  Operating Rating: 56.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.10m (13.45ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Bridge Improvement Cost: $2,754,000,  Roadway Improvement Cost: $276,000,  Total Project Cost: $4,132,000 ( 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: H2501727JDOTNBI,  Location: 0.75 MI NW RT 290 (Lat: 42.371031,  Lng: -71.596706),  Route carried "on" structure: Interstate 495,  Year Built: 1963,  Status: Open,  Structure Length: 4.30m (14.11ft),  Average Daily Traffic: 41,980 (year 2020),  Truck Traffic: 7%,  Average Future Daily Traffic: 78,532 (year 2032),  Design Load: H 20,  Features Intersected: HWY RIVER RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 105.715,  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: 19.8m (65.0ft),  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: 17.1m (56.1ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Poor,  Operating Rating: 56.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.6 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: 4.40m (14.44ft),  Designated Inspection Frequency: Every 12 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: January 2021,  Other Special Inspection Date: January 2022,  Bridge Improvement Cost: $2,956,000,  Roadway Improvement Cost: $296,000,  Total Project Cost: $4,435,000 ( 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: M06003A4VMUNNBI,  Location: .2 MI NE OF NORTHBORO TL (Lat: 42.346536,  Lng: -71.614572),  Route carried "on" structure: City street ,  Year Built: 2010,  Status: Open,  Structure Length: 2.29m (7.51ft),  Average Daily Traffic: 5,288 (year 2017),  Truck Traffic: 3%,  Average Future Daily Traffic: 4,106 (year 2033),  Design Load: HS 25 or greater,  Features Intersected: WATER ASSABET RIVER,  Facility Carried by Structure: HWY ROBIN HLL ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.547,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 8.0m (26.2ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Single/Spread,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 20.8m (68.2ft),  Curb or Sidewalk Widths: Left: 1.6m (5.2ft),  Right: 0.0m,  Curb-To-Curb Width: 8.0m (26.2ft),  Out-to-Out Width: 10.5m (34.4ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 67.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 2.30m (7.55ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2022,  Bridge Improvement Cost: $1,172,000,  Roadway Improvement Cost: $118,000,  Total Project Cost: $1,759,000 ( 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: M06004B1LMUNNBI,  Location: 100 FT. SE OF NTHBRO T.L. (Lat: 42.341653,  Lng: -71.616225),  Route carried "on" structure: City street ,  Year Built: 2010,  Status: Open,  Structure Length: 1.93m (6.33ft),  Average Daily Traffic: 4,660 (year 2017),  Truck Traffic: 5%,  Average Future Daily Traffic: 6,949 (year 2031),  Design Load: HS 25 or greater,  Features Intersected: WATER ASSABET RIVER,  Facility Carried by Structure: HWY BOUNDARY ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.193,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 8.0m (26.2ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Single/Spread,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 17.4m (57.1ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 8.0m (26.2ft),  Out-to-Out Width: 10.4m (34.1ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Very good,  Operating Rating: 61.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 2.00m (6.56ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Bridge Improvement Cost: $1,019,000,  Roadway Improvement Cost: $102,000,  Total Project Cost: $1,529,000 ( 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: M06007281DOTNBI,  Location: .1 MI N OF I-290 (Lat: 42.367114,  Lng: -71.593578),  Route carried "on" structure: Interstate 495,  Year Built: 1963,  Status: Open,  Structure Length: 4.22m (13.85ft),  Average Daily Traffic: 52,571 (year 2019),  Truck Traffic: 15%,  Average Future Daily Traffic: 78,965 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: HWY DONALD LYNCH BLVD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 105.200,  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: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 20.3m (66.6ft),  Curb-To-Curb Width: 15.2m (49.9ft),  Out-to-Out Width: 17.1m (56.1ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 45.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 21.0 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  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: March 2021,  Bridge Improvement Cost: $2,889,000,  Roadway Improvement Cost: $289,000,  Total Project Cost: $4,334,000 ( 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: M06007282DOTNBI,  Location: .1MI. N.W. OF I-290 (Lat: 42.366469,  Lng: -71.593981),  Route carried "on" structure: Interstate 495,  Year Built: 1963,  Status: Open,  Structure Length: 3.83m (12.57ft),  Average Daily Traffic: 54,415 (year 2018),  Truck Traffic: 15%,  Average Future Daily Traffic: 154,771 (year 2032),  Design Load: H 20,  Features Intersected: HWY DONALD LYNCH BLVD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 105.200,  Lanes on structure: 4,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 15.2m (49.9ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 18.4m (60.4ft),  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: 17.1m (56.1ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 45.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 31.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.90m (12.80ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $2,620,000,  Roadway Improvement Cost: $263,000,  Total Project Cost: $3,931,000 ( 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: M06008217DOTNBI,  Location: .6 MI S OF US-20 (Lat: 42.332811,  Lng: -71.575358),  Route carried "on" structure: City street ,  Year Built: 1963,  Status: Open,  Structure Length: 7.62m (25.00ft),  Average Daily Traffic: 13,272 (year 2018),  Truck Traffic: 6%,  Average Future Daily Traffic: 4,738 (year 2032),  Design Load: H 20,  Features Intersected: I 495,  Facility Carried by Structure: HWY FOREST ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 6,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 6,  Length of Maximum Span: 22.3m (73.2ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 15.2m (49.9ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 49.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 30.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 7.70m (25.26ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $4,598,000,  Roadway Improvement Cost: $460,000,  Total Project Cost: $6,898,000 ( 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: M060091L4DOTNBI,  Location: 1.8 MI. E. OF NTHBORO TL. (Lat: 42.341108,  Lng: -71.575278),  Route carried "on" structure: State highway 20,  Year Built: 1962,  Status: Open,  Structure Length: 8.69m (28.51ft),  Average Daily Traffic: 13,000 (year 2017),  Truck Traffic: 12%,  Average Future Daily Traffic: 57,487 (year 2031),  Design Load: H 20,  Features Intersected: I 495
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 204.521,  Lanes on structure: 2,  Lanes under structure: 8,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Skew: 20 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 23.2m (76.1ft),  Curb or Sidewalk Widths: Left: 2.1m (6.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 15.0m (49.2ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 54.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 8.70m (28.54ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $5,127,000,  Roadway Improvement Cost: $513,000,  Total Project Cost: $7,691,000 ( 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: M060091L5DOTNBI,  Location: 1.8 MI. E. OF NTHBORO TL. (Lat: 42.341228,  Lng: -71.575275),  Route carried "on" structure: State highway 20,  Year Built: 1962,  Status: Open,  Structure Length: 8.69m (28.51ft),  Average Daily Traffic: 28,074 (year 2015),  Truck Traffic: 12%,  Average Future Daily Traffic: 53,696 (year 2031),  Design Load: H 20,  Features Intersected: I 495
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 204.521,  Lanes on structure: 2,  Lanes under structure: 8,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Skew: 20 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 23.2m (76.1ft),  Curb or Sidewalk Widths: Left: 2.1m (6.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 15.0m (49.2ft)

Condition: Deck: Good,  Superstructure: Fair,  Substructure: Good,  Operating Rating: 54.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 8.70m (28.54ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $5,127,000,  Roadway Improvement Cost: $513,000,  Total Project Cost: $7,691,000 ( 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: M06010298DOTNBI,  Location: 0.5 MI N RT 20 (Lat: 42.347289,  Lng: -71.575900),  Route carried "on" structure: City street ,  Year Built: 1963,  Status: Open,  Structure Length: 2.42m (7.94ft),  Average Daily Traffic: 5,831 (year 2019),  Truck Traffic: 7%,  Average Future Daily Traffic: 16,425 (year 2032),  Design Load: H 20,  Features Intersected: I 495 SB,  Facility Carried by Structure: HWY ELM ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 3,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.5m (73.8ft),  Curb or Sidewalk Widths: Left: 2.1m (6.9ft),  Right: 0.8m (2.6ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 15.2m (49.9ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 53.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 2.50m (8.20ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $1,493,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $2,240,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: M06010299DOTNBI,  Location: 0.5 MI N RT 20 (Lat: 42.347361,  Lng: -71.575247),  Route carried "on" structure: City street ,  Year Built: 1963,  Status: Posted for load,  Structure Length: 2.42m (7.94ft),  Average Daily Traffic: 5,831 (year 2019),  Truck Traffic: 6%,  Average Future Daily Traffic: 16,425 (year 2032),  Design Load: H 20,  Features Intersected: I 495 NB,  Facility Carried by Structure: HWY ELM ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 3,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.5m (73.8ft),  Curb or Sidewalk Widths: Left: 2.1m (6.9ft),  Right: 0.8m (2.6ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 15.2m (49.9ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 47.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 28.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 2.50m (8.20ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $1,493,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $2,240,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: M0601227YDOTNBI,  Location: .5 MI. S. OF I-290 (Lat: 42.358964,  Lng: -71.585622),  Route carried "on" structure: Interstate 495,  Year Built: 1963,  Status: Open,  Structure Length: 4.42m (14.50ft),  Average Daily Traffic: 49,423 (year 2019),  Truck Traffic: 7%,  Average Future Daily Traffic: 71,068 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: HWY BERLIN RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 104.057,  Lanes on structure: 3,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 15.2m (49.9ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.4m (44.0ft),  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: 17.1m (56.1ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 56.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 34.1 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: 4.50m (14.76ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $3,023,000,  Roadway Improvement Cost: $303,000,  Total Project Cost: $4,535,000 ( 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: M06012280DOTNBI,  Location: 0.5 MI S. I-290 (Lat: 42.359017,  Lng: -71.586356),  Route carried "on" structure: Interstate 495,  Year Built: 1963,  Status: Open,  Structure Length: 4.44m (14.57ft),  Average Daily Traffic: 49,926 (year 2018),  Truck Traffic: 15%,  Average Future Daily Traffic: 71,068 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: HWY BERLIN RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 104.057,  Lanes on structure: 3,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 15.2m (49.9ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 18.6m (61.0ft),  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: 17.1m (56.1ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 56.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 34.1 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: 4.50m (14.76ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $3,023,000,  Roadway Improvement Cost: $303,000,  Total Project Cost: $4,535,000 ( 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: M060141TUDOTNBI,  Location: .5 MI E. OF SOLOMON PD RD (Lat: 42.352497,  Lng: -71.613964),  Route carried "on" structure: Interstate 290,  Year Built: 1968,  Status: Open,  Structure Length: 0.90m (2.95ft),  Average Daily Traffic: 77,642 (year 2018),  Truck Traffic: 15%,  Average Future Daily Traffic: 114,700 (year 2032),  Design Load: HS 20,  Features Intersected: WATER ASSABET RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 30.226,  Lanes on structure: 6,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 30.5m (100.1ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.3m (14.1ft)

Condition: Channel: Fair,  Culverts: Good,  Operating Rating: 67.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 36 months,  Inspection Date: June 2021,  Underwater Inspection Date: June 2019

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Structure Number: M060151TVDOTNBI,  Location: .1 MI W. OF I-495 (Lat: 42.361006,  Lng: -71.596811),  Route carried "on" structure: Interstate 290,  Year Built: 1968,  Status: Open,  Structure Length: 2.35m (7.71ft),  Average Daily Traffic: 41,363 (year 2019),  Truck Traffic: 6%,  Average Future Daily Traffic: 63,172 (year 2032),  Design Load: HS 20,  Features Intersected: HWY BIGELOW ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 31.832,  Lanes on structure: 3,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 15.5m (50.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.3m (73.2ft),  Curb-To-Curb Width: 15.5m (50.9ft),  Out-to-Out Width: 17.1m (56.1ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 50.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.6 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.40m (7.87ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $1,613,000,  Roadway Improvement Cost: $162,000,  Total Project Cost: $2,420,000 ( 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: M060151TWDOTNBI,  Location: .1 MI W OF I-495 (Lat: 42.361342,  Lng: -71.597050),  Route carried "on" structure: Interstate 290,  Year Built: 1968,  Status: Open,  Structure Length: 2.35m (7.71ft),  Average Daily Traffic: 40,754 (year 2019),  Truck Traffic: 6%,  Average Future Daily Traffic: 63,172 (year 2032),  Design Load: HS 20,  Features Intersected: HWY BIGELOW ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 31.832,  Lanes on structure: 3,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 15.5m (50.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.3m (73.2ft),  Curb-To-Curb Width: 15.5m (50.9ft),  Out-to-Out Width: 17.1m (56.1ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Fair,  Operating Rating: 49.3 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 29.7 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.40m (7.87ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $1,613,000,  Roadway Improvement Cost: $162,000,  Total Project Cost: $2,420,000 ( 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: M060161TXDOTNBI,  Location: 2 MILES NORTH OF ROUTE 20 (Lat: 42.362733,  Lng: -71.590036),  Route carried "on" structure: Interstate 290,  Year Built: 1968,  Status: Open,  Structure Length: 8.29m (27.20ft),  Average Daily Traffic: 23,706 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 63,172 (year 2032),  Design Load: H 20,  Features Intersected: I 495
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 32.701,  Lanes on structure: 2,  Lanes under structure: 7,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 16.5m (54.1ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 29.9m (98.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 16.3m (53.5ft),  Out-to-Out Width: 17.8m (58.4ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Fair,  Operating Rating: 74.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 44.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Superior to present desirable criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 8.30m (27.23ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Bridge Improvement Cost: $5,804,000,  Roadway Improvement Cost: $581,000,  Total Project Cost: $8,707,000 ( 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: M060161TYDOTNBI,  Location: 2 MILES NORTH OF ROUTE 20 (Lat: 42.363075,  Lng: -71.590392),  Route carried "on" structure: Interstate 290,  Year Built: 1968,  Status: Open,  Structure Length: 8.29m (27.20ft),  Average Daily Traffic: 8,245 (year 2020),  Truck Traffic: 6%,  Average Future Daily Traffic: 113,710 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: I 495
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 32.701,  Lanes on structure: 2,  Lanes under structure: 8,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 16.3m (53.5ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 29.9m (98.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.0m,  Curb-To-Curb Width: 12.3m (40.4ft),  Out-to-Out Width: 17.7m (58.1ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 46.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 28.0 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 8.30m (27.23ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Bridge Improvement Cost: $5,771,000,  Roadway Improvement Cost: $578,000,  Total Project Cost: $8,657,000 ( 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: M0601828VDOTNBI,  Location: 1 MI E RT 495 (Lat: 42.369417,  Lng: -71.576242),  Route carried "on" structure: State highway 290,  Year Built: 1978,  Status: Open,  Structure Length: 2.77m (9.09ft),  Average Daily Traffic: 18,574 (year 2019),  Truck Traffic: 7%,  Average Future Daily Traffic: 41,378 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: HWY PLEASANT ST,  Facility Carried by Structure: HWY 85 CONNECTOR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.609,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 23.8m (78.1ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 14.4m (47.2ft)

Condition: Deck: Good,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 75.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.80m (9.19ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $1,584,000,  Roadway Improvement Cost: $159,000,  Total Project Cost: $2,377,000 ( 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: M0601927EDOTNBI,  Location: .2 MILES EAST OF 495 (Lat: 42.364300,  Lng: -71.586308),  Route carried "on" structure: Ramp Interstate 290,  Year Built: 1978,  Status: Open,  Structure Length: 2.65m (8.69ft),  Average Daily Traffic: 16,953 (year 2019),  Truck Traffic: 6%,  Average Future Daily Traffic: 67,120 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: HWY 85 CONNECTOR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 1,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 24.6m (80.7ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Fair,  Operating Rating: 88.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 53.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Underclear: Superior to present desirable criteria,  Approach Roadway Alignment: High priority of corrective action,  Length Of Structure Improvement: 2.70m (8.86ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $1,072,000,  Roadway Improvement Cost: $108,000,  Total Project Cost: $1,609,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete,  Membrane: Built-up

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Structure Number: M06021AM0DOTNBI,  Location: .6 MI N OF SOUTHBORO TL (Lat: 42.322325,  Lng: -71.571953),  Route carried "on" structure: Ramp Interstate 495,  Year Built: 2000,  Status: Open,  Structure Length: 22.01m (72.21ft),  Average Daily Traffic: 3,427 (year 2020),  Truck Traffic: 7%,  Average Future Daily Traffic: 15,793 (year 2032),  Design Load: HS 20,  Features Intersected: I 495 & RAMP B
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 1,  Lanes under structure: 7,  Owner: State Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Skew: 9 degrees,  Material/Design: Steel continuous,  Design/Construction: Box Beam or Girders - Single/Spread,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 46.9m (153.9ft),  Curb-To-Curb Width: 6.7m (22.0ft),  Out-to-Out Width: 7.8m (25.6ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Operating Rating: 71.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 43.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 22.10m (72.51ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $2,501,000,  Roadway Improvement Cost: $251,000,  Total Project Cost: $3,752,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: M06022AM2DOTNBI,  Location: .5 MI N OF SOUTHBORO T.L. (Lat: 42.320489,  Lng: -71.570906),  Route carried "on" structure: Ramp Interstate 495,  Year Built: 2000,  Status: Open,  Structure Length: 17.59m (57.71ft),  Average Daily Traffic: 3,267 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 15,793 (year 2032),  Design Load: HS 20,  Features Intersected: I 495 & RAMP D
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 1,  Lanes under structure: 7,  Owner: State Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Skew: 9 degrees,  Material/Design: Steel continuous,  Design/Construction: Box Beam or Girders - Single/Spread,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 48.5m (159.1ft),  Curb-To-Curb Width: 6.7m (22.0ft),  Out-to-Out Width: 7.8m (25.6ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  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: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 17.60m (57.74ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $1,992,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,989,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: M06023AX4MUNNBI,  Location: ENTRANCE TO SOL POND MALL (Lat: 42.353272,  Lng: -71.615686),  Route carried "on" structure: City street ,  Year Built: 1984,  Status: Open,  Structure Length: 1.95m (6.40ft),  Average Daily Traffic: 30,000 (year 2014),  Truck Traffic: 5%,  Average Future Daily Traffic: 47,379 (year 2031),  Design Load: HS 20,  Features Intersected: WATER ASSABET RIVER,  Facility Carried by Structure: HWY DONALD LYNCH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.856,  Lanes on structure: 4,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 17.7m (58.1ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 12.8m (42.0ft),  Out-to-Out Width: 16.4m (53.8ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 60.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.5 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: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 2.00m (6.56ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $1,415,000,  Roadway Improvement Cost: $142,000,  Total Project Cost: $2,123,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: N2000622CDOT634,  Location: .5 MI S OF SOLOMN PD RD (Lat: 42.349675,  Lng: -71.635581),  Route carried "on" structure: City street ,  Year Built: 1986,  Status: Posted for load,  Structure Length: 1.83m (6.00ft),  Average Daily Traffic: 2,619 (year 2018),  Truck Traffic: 1%,  Average Future Daily Traffic: 4,485 (year 2032),  Design Load: HS 15,  Features Intersected: RR CSX,  Facility Carried by Structure: HWY WHITNEY ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.8m (51.8ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 12.3m (40.4ft)

Condition: Deck: Serious,  Superstructure: Serious,  Substructure: Satisfactory,  Operating Rating: 13.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 7.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: High priority of replacement,  Deck Geometry: Meets minimum limits,  Underclear: High priority of replacement,  Approach Roadway Alignment: Better than present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 2.60m (8.53ft),  Designated Inspection Frequency: Every 6 months,  Other Special Inspection Frequency: Every 6 months,  Inspection Date: September 2021,  Other Special Inspection Date: March 2022,  Bridge Improvement Cost: $2,166,000,  Roadway Improvement Cost: $217,000,  Total Project Cost: $3,250,000 ( Estimate for 2022),  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up

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Structure Number: N200251R8DOTNBI,  Location: MM 17.3 (Lat: 42.343089,  Lng: -71.637347),  Route carried "on" structure: Interstate 290,  Year Built: 1968,  Status: Open,  Structure Length: 5.37m (17.62ft),  Average Daily Traffic: 42,023 (year 2017),  Truck Traffic: 15%,  Average Future Daily Traffic: 63,172 (year 2031),  Design Load: H 20,  Features Intersected: COMB MDC AQUEDUCT & CSX
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 27.841,  Lanes on structure: 3,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 15.6m (51.2ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 33.0m (108.3ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 15.6m (51.2ft),  Out-to-Out Width: 17.1m (56.1ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 57.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 34.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.40m (17.72ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020,  Bridge Improvement Cost: $3,632,000,  Roadway Improvement Cost: $364,000,  Total Project Cost: $5,449,000 ( 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: N2002720EDOTNBI,  Location: .01 MI. W. OF MARLBORO TL (Lat: 42.346533,  Lng: -71.624308),  Route carried "on" structure: City street ,  Year Built: 1968,  Year Reconstructed: 1996,  Status: Open,  Structure Length: 9.14m (29.99ft),  Average Daily Traffic: 8,305 (year 2001),  Truck Traffic: 15%,  Average Future Daily Traffic: 28,427 (year 2031),  Design Load: HS 20,  Features Intersected: I 290,  Facility Carried by Structure: HWY SLMN PND RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.322,  Lanes on structure: 4,  Lanes under structure: 8,  Owner: State Highway Agency,  Approaching Roadway Width: 18.3m (60.0ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 33.5m (109.9ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 18.3m (60.0ft),  Out-to-Out Width: 20.7m (67.9ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Fair,  Operating Rating: 48.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 9.20m (30.18ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Bridge Improvement Cost: $7,481,000,  Roadway Improvement Cost: $749,000,  Total Project Cost: $11,222,000 ( 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: W240261M3DOTNBI,  Location: .5 MI. W OF I-495 (Lat: 42.288531,  Lng: -71.585733),  Route carried "on" structure: City street ,  Year Built: 1974,  Status: Open,  Structure Length: 3.78m (12.40ft),  Average Daily Traffic: 7,742 (year 2019),  Truck Traffic: 6%,  Average Future Daily Traffic: 30,007 (year 2031),  Design Load: H 20,  Features Intersected: ST 9 TURNPIKE RD,  Facility Carried by Structure: HWY CONNECTOR RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.241,  Lanes on structure: 4,  Lanes under structure: 6,  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 36.6m (120.1ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 14.6m (47.9ft),  Out-to-Out Width: 17.5m (57.4ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 50.4 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 28.8 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 3.80m (12.47ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020,  Bridge Improvement Cost: $2,613,000,  Roadway Improvement Cost: $262,000,  Total Project Cost: $3,920,000 ( 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: M06008217DOTNBI,  Location: FOREST ST/I-495 (Lat: 42.333333,  Lng: -71.583333),  Route carried "under" structure: Interstate 495,  Year Built: 1963,  Structure Length: 0. m,  Average Daily Traffic: 27,000 (year 0000),  Features Intersected: I 495 NB,  Facility Carried by Structure: HWY FOREST ST
Minimum Vertical Clearance: 5.08m (16.67ft),  Kilometerpoint: 0.000,  Lanes on structure: 3,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 22.3m (73.2ft)

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Structure Number: M06008217DOTNBI,  Location: FOREST ST/I-495 (Lat: 42.333333,  Lng: -71.583333),  Route carried "under" structure: Interstate 495,  Year Built: 1963,  Structure Length: 0. m,  Average Daily Traffic: 27,000 (year 0000),  Features Intersected: I 495 SB,  Facility Carried by Structure: HWY FOREST ST
Minimum Vertical Clearance: 5.08m (16.67ft),  Kilometerpoint: 0.000,  Lanes on structure: 3,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 22.3m (73.2ft)

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Structure Number: M060091L4DOTNBI,  Location: US 20 EB/I-495 (Lat: 42.350000,  Lng: -71.583333),  Route carried "under" structure: Interstate 495,  Year Built: 1962,  Structure Length: 0. m,  Average Daily Traffic: 27,000 (year 0000),  Features Intersected: I 495 NB,  Facility Carried by Structure: US 20
Minimum Vertical Clearance: 5.16m (16.93ft),  Kilometerpoint: 0.000,  Lanes on structure: 4,  Lanes under structure: 4,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 23.2m (76.1ft)

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Structure Number: M060091L4DOTNBI,  Location: US 20 EB/I-495 (Lat: 42.350000,  Lng: -71.583333),  Route carried "under" structure: Interstate 495,  Year Built: 1962,  Structure Length: 0. m,  Average Daily Traffic: 27,000 (year 0000),  Features Intersected: I 495 SB,  Facility Carried by Structure: US 20
Minimum Vertical Clearance: 5.16m (16.93ft),  Kilometerpoint: 0.000,  Lanes on structure: 4,  Lanes under structure: 4,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 23.2m (76.1ft)

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Structure Number: M06010298DOTNBI,  Location: 000063 STATUTORY (Lat: 42.350000,  Lng: -71.583333),  Route carried "under" structure: Interstate 495,  Year Built: 1963,  Structure Length: 0. m,  Average Daily Traffic: 43,700 (year 0000),  Features Intersected: I 495 NB,  Facility Carried by Structure: HWY ELM ST
Minimum Vertical Clearance: 4.93m (16.17ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 3,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 16.8m (55.1ft)

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Structure Number: M06010299DOTNBI,  Location: 000063 STATUTORY (Lat: 42.350000,  Lng: -71.583333),  Route carried "under" structure: Interstate 495,  Year Built: 1963,  Structure Length: 0. m,  Average Daily Traffic: 43,700 (year 0000),  Features Intersected: I 495 SB,  Facility Carried by Structure: HWY ELM ST
Minimum Vertical Clearance: 4.93m (16.17ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 3,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 16.8m (55.1ft)

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Structure Number: N2002720EDOTNBI,  Location: SOLOMON PND RD/I-290 (Lat: 42.350000,  Lng: -71.633333),  Route carried "under" structure: Interstate 290,  Year Built: 1968,  Structure Length: 0. m,  Average Daily Traffic: 16,000 (year 0000),  Features Intersected: I 290 EB,  Facility Carried by Structure: HWY SLMN PND RD
Minimum Vertical Clearance: 5.05m (16.57ft),  Kilometerpoint: 0.000,  Lanes on structure: 4,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 17.7m (58.1ft)

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Structure Number: N2002720EDOTNBI,  Location: SOLOMON PND RD/I-290 (Lat: 42.350000,  Lng: -71.633333),  Route carried "under" structure: Interstate 290,  Year Built: 1968,  Structure Length: 0. m,  Average Daily Traffic: 16,000 (year 0000),  Features Intersected: I 290 WB,  Facility Carried by Structure: HWY SLMN PND RD
Minimum Vertical Clearance: 5.08m (16.67ft),  Kilometerpoint: 0.000,  Lanes on structure: 3,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 34.1m (111.9ft)