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

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Structure Number: W040012C8MUNNBI,  Location: AT CHARLES RIVER (Lat: 42.366917,  Lng: -71.218483),  Route carried "on" structure: City street ,  Year Built: 1850,  Year Reconstructed: 1933,  Status: Posted for load,  Structure Length: 3.34m (10.96ft),  Average Daily Traffic: 19,900 (year 2007),  Truck Traffic: 7%,  Average Future Daily Traffic: 31,428 (year 2028),  Features Intersected: WATER CHARLES RIVER,  Facility Carried by Structure: HWY FARWELL ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.676,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Truss - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 32.0m (105.0ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 12.1m (39.7ft),  Out-to-Out Width: 16.4m (53.8ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Fair,  Operating Rating: 10.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 22.1 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,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 3.40m (11.15ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $996,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,495,000 ( Estimate for 2006),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: W040022KGMHDNBI,  Location: 0.35 MI SOUTH RTE 20 (Lat: 42.372433,  Lng: -71.229317),  Route carried "on" structure: City street ,  Year Built: 1877,  Year Reconstructed: 1951,  Status: Open,  Structure Length: 2.74m (8.99ft),  Average Daily Traffic: 18,800 (year 2007),  Truck Traffic: 5%,  Average Future Daily Traffic: 29,691 (year 2028),  Features Intersected: WATER CHARLES RIVER,  Facility Carried by Structure: HWY NEWTON ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.563,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 8.2m (26.9ft),  Material/Design: Masonry,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 8.2m (26.9ft),  Curb or Sidewalk Widths: Left: 1.6m (5.2ft),  Right: 1.7m (5.6ft),  Curb-To-Curb Width: 8.2m (26.9ft),  Out-to-Out Width: 12.6m (41.3ft)

Condition: Superstructure: Satisfactory,  Substructure: Fair,  Channel: Fair,  Operating Rating: 44.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.4 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 desirable criteria,  Length Of Structure Improvement: 2.80m (9.19ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 36 months,  Inspection Date: January 2007,  Underwater Inspection Date: November 2007,  Bridge Improvement Cost: $630,000,  Roadway Improvement Cost: $64,000,  Total Project Cost: $946,000 ( Estimate for 2006),  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: W040032C9MUNNBI,  Location: 400 FT SO INT ELM & RIVER (Lat: 42.372911,  Lng: -71.232950),  Route carried "on" structure: City street ,  Year Built: 1850,  Year Reconstructed: 1949,  Status: Open,  Structure Length: 7.19m (23.59ft),  Average Daily Traffic: 7,900 (year 2007),  Truck Traffic: 8%,  Average Future Daily Traffic: 12,476 (year 2028),  Features Intersected: WATER CHARLES RIVER,  Facility Carried by Structure: HWY ELM ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.322,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete continuous,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 20.4m (66.9ft),  Curb or Sidewalk Widths: Left: 1.4m (4.6ft),  Right: 1.4m (4.6ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 12.2m (40.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 55.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 7.20m (23.62ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 36 months,  Inspection Date: September 2007,  Underwater Inspection Date: August 2007,  Bridge Improvement Cost: $1,327,000,  Roadway Improvement Cost: $133,000,  Total Project Cost: $1,991,000 ( Estimate for 2006),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: W040042CAMUNNBI,  Location: .89 MI. N. NEWTON TWN.LN. (Lat: 42.372828,  Lng: -71.237000),  Route carried "on" structure: City street ,  Year Built: 1917,  Year Reconstructed: 1943,  Status: Open,  Structure Length: 6.86m (22.51ft),  Average Daily Traffic: 22,900 (year 2007),  Truck Traffic: 11%,  Average Future Daily Traffic: 36,166 (year 2028),  Features Intersected: WATER CHARLES RIVER,  Facility Carried by Structure: HWY MOODY ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.432,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 13.7m (44.9ft),  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 9,  Length of Maximum Span: 7.6m (24.9ft),  Curb or Sidewalk Widths: Left: 2.7m (8.9ft),  Right: 2.5m (8.2ft),  Curb-To-Curb Width: 13.9m (45.6ft),  Out-to-Out Width: 20.0m (65.6ft)

Condition: Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 72.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 43.4 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: Better than present minimum criteria,  Length Of Structure Improvement: 6.90m (22.64ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 36 months,  Inspection Date: September 2007,  Underwater Inspection Date: April 2006,  Bridge Improvement Cost: $1,892,000,  Roadway Improvement Cost: $190,000,  Total Project Cost: $2,839,000 ( Estimate for 2006),  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: W040052CBMUNNBI,  Location: .6 MI. S. MAIN ST. (Lat: 42.368750,  Lng: -71.243950),  Route carried "on" structure: City street ,  Year Built: 1888,  Year Reconstructed: 1975,  Status: Open,  Structure Length: 4.02m (13.19ft),  Average Daily Traffic: 28,900 (year 2007),  Truck Traffic: 10%,  Average Future Daily Traffic: 45,642 (year 2028),  Design Load: HS 20,  Features Intersected: WATER CHARLES RIVER,  Facility Carried by Structure: HWY PROSPECT ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.966,  Lanes on structure: 3,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Material/Design: Masonry,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.0m (45.9ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.6m (5.2ft),  Curb-To-Curb Width: 9.9m (32.5ft),  Out-to-Out Width: 13.8m (45.3ft)

Condition: Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 44.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 4.10m (13.45ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 36 months,  Inspection Date: September 2007,  Underwater Inspection Date: September 2005,  Bridge Improvement Cost: $1,177,000,  Roadway Improvement Cost: $118,000,  Total Project Cost: $1,766,000 ( Estimate for 2006),  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: W040062D6MUNNBI,  Location: .6 KM. NE. OF NEWTON LINE (Lat: 42.361625,  Lng: -71.245764),  Route carried "on" structure: City street ,  Year Built: 1904,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 5,000 (year 2006),  Truck Traffic: 10%,  Average Future Daily Traffic: 7,896 (year 2027),  Features Intersected: WATER CHARLES RIVER,  Facility Carried by Structure: HWY WOERD AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.274,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 8.2m (26.9ft),  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.6m (24.9ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 8.2m (26.9ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Superstructure: Poor,  Substructure: Poor,  Channel: Fair,  Operating Rating: 49.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 24.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 1.50m (4.92ft),  Designated Inspection Frequency: Every 12 months,  Underwater Inspection Frequency: Every 12 months,  Inspection Date: June 2006,  Underwater Inspection Date: September 2007,  Bridge Improvement Cost: $629,000,  Roadway Improvement Cost: $63,000,  Total Project Cost: $944,000 ( Estimate for 2006),  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: W04008AL5MUNNBI,  Location: AT WESTON LINE (Lat: 42.354544,  Lng: -71.263803),  Route carried "on" structure: City street ,  Year Built: 2003,  Status: Open,  Structure Length: 2.01m (6.59ft),  Average Daily Traffic: 23,147 (year 2007),  Truck Traffic: 3%,  Average Future Daily Traffic: 36,556 (year 2028),  Design Load: HS 20,  Features Intersected: WATER STONY BROOK,  Facility Carried by Structure: HWY SOUTH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.016,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 19.2m (63.0ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 2.7m (8.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 12.8m (42.0ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 75.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2007,  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: W040102NJMHD634,  Location: 0.16 KM SOUTH JCT RT 20 (Lat: 42.375550,  Lng: -71.229189),  Route carried "on" structure: City street ,  Year Built: 1930,  Year Reconstructed: 1977,  Status: Posted for load,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 16,900 (year 2006),  Truck Traffic: 8%,  Average Future Daily Traffic: 26,690 (year 2027),  Features Intersected: RR MBTA/BMRR,  Facility Carried by Structure: HWY NEWTON 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: 2 degrees,  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 9.0m (29.5ft),  Out-to-Out Width: 13.6m (44.6ft)

Condition: Deck: Good,  Superstructure: Fair,  Substructure: Good,  Operating Rating: 3.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 24.9 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: High priority of corrective action,  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: 1.00m (3.28ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2008,  Bridge Improvement Cost: $243,000,  Roadway Improvement Cost: $25,000,  Total Project Cost: $365,000 ( Estimate for 2006),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: W040112NKMHD634,  Location: 0.16 KM S CENTRAL ST (Lat: 42.375067,  Lng: -71.231531),  Route carried "on" structure: City street ,  Year Built: 1934,  Year Reconstructed: 1989,  Status: Posted for load,  Structure Length: 1.13m (3.71ft),  Average Daily Traffic: 900 (year 2006),  Truck Traffic: 1%,  Average Future Daily Traffic: 1,421 (year 2027),  Features Intersected: RR MBTA/BMRR,  Facility Carried by Structure: HWY JACKSON ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.4m (21.0ft),  Skew: 1 degrees,  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.0m (29.5ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.2m (3.9ft),  Curb-To-Curb Width: 6.4m (21.0ft),  Out-to-Out Width: 10.5m (34.4ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 18.9 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 17.1 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of corrective action,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 1.20m (3.94ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2006,  Bridge Improvement Cost: $225,000,  Roadway Improvement Cost: $23,000,  Total Project Cost: $338,000 ( Estimate for 2006),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: W040152NHMHD634,  Location: .16 KM E JCT 60 & 20 (Lat: 42.377483,  Lng: -71.224692),  Route carried "on" structure: US 20,  Year Built: 1936,  Year Reconstructed: 1991,  Status: Open,  Structure Length: 7.13m (23.39ft),  Average Daily Traffic: 63,900 (year 2006),  Truck Traffic: 6%,  Average Future Daily Traffic: 100,917 (year 2027),  Design Load: H 20,  Features Intersected: RR MBTA/BMRR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 235.730,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Skew: 23 degrees,  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 35.1m (115.2ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 18.3m (60.0ft),  Out-to-Out Width: 25.9m (85.0ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Fair,  Operating Rating: 57.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 28.2 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: Better than present minimum criteria,  Length Of Structure Improvement: 7.20m (23.62ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2008,  Critical Feature Inspection Date: Febuary 2008,  Bridge Improvement Cost: $3,329,000,  Roadway Improvement Cost: $333,000,  Total Project Cost: $4,994,000 ( Estimate for 2006),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up

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Structure Number: W04018AWWMUNNBI,  Location: 2.7 KM E OF RT.95 (Lat: 42.382067,  Lng: -71.231669),  Route carried "on" structure: City street ,  Year Built: 1850,  Year Reconstructed: 1999,  Status: Open,  Structure Length: 1.30m (4.27ft),  Average Daily Traffic: 4,300 (year 2007),  Truck Traffic: 4%,  Average Future Daily Traffic: 6,791 (year 2028),  Features Intersected: WATER LYMAN POND CREEK,  Facility Carried by Structure: HWY LYMAN ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.563,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.1m (39.7ft),  Curb or Sidewalk Widths: Left: 1.3m (4.3ft),  Right: 0.9m (3.0ft),  Curb-To-Curb Width: 6.1m (20.0ft),  Out-to-Out Width: 9.4m (30.8ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 66.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.5 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: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Meets minimum limits,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2007,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: W040202CDMUNNBI,  Location: AT INT RIVER & NEWTON STS (Lat: 42.373283,  Lng: -71.228525),  Route carried "on" structure: City street ,  Year Built: 1984,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 23,500 (year 2007),  Truck Traffic: 6%,  Average Future Daily Traffic: 37,114 (year 2028),  Features Intersected: WATER BEAVER BROOK,  Facility Carried by Structure: HWY RIVER ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 4,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 11.3m (37.1ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.7m (12.1ft),  Curb or Sidewalk Widths: Left: 1.4m (4.6ft),  Right: 1.4m (4.6ft)

Condition: Channel: Good,  Culverts: Satisfactory,  Operating Rating: 44.1 metric tons,  Inventory Rating: 32.4 metric tons,  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.00m (3.28ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2007,  Bridge Improvement Cost: $326,000,  Roadway Improvement Cost: $33,000,  Total Project Cost: $490,000 ( Estimate for 2006),  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: W040242LEMHDNBI,  Location: 1.4 KM SLY RT 2 (Lat: 42.415183,  Lng: -71.257828),  Route carried "on" structure: City street ,  Year Built: 1960,  Status: Open,  Structure Length: 6.55m (21.49ft),  Average Daily Traffic: 26,600 (year 2006),  Truck Traffic: 9%,  Average Future Daily Traffic: 42,009 (year 2027),  Design Load: H 20,  Features Intersected: I 95 /ST128,  Facility Carried by Structure: HWY TRAPELO RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.352,  Lanes on structure: 2,  Lanes under structure: 8,  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Skew: 1 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 24.7m (81.0ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 15.8m (51.8ft),  Out-to-Out Width: 19.8m (65.0ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 40.9 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 24.5 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 6.60m (21.65ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2006,  Bridge Improvement Cost: $2,333,000,  Roadway Improvement Cost: $234,000,  Total Project Cost: $3,500,000 ( Estimate for 2006),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up

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Structure Number: W040252M7MHDNBI,  Location: 3 KM SOUTH RTS 2 & 128 (Lat: 42.396939,  Lng: -71.261947),  Route carried "on" structure: City street ,  Year Built: 1960,  Status: Temporarily open,  Structure Length: 6.86m (22.51ft),  Average Daily Traffic: 49,500 (year 2006),  Truck Traffic: 4%,  Average Future Daily Traffic: 78,175 (year 2027),  Design Load: H 20,  Features Intersected: I 95 /ST128,  Facility Carried by Structure: HWY WINTER ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.575,  Lanes on structure: 4,  Lanes under structure: 8,  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 24.4m (80.1ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 14.6m (47.9ft),  Out-to-Out Width: 18.5m (60.7ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Operating Rating: 36.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 21.3 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: High priority of corrective action,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 6.90m (22.64ft),  Designated Inspection Frequency: Every 12 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: July 2006,  Other Special Inspection Date: September 2007,  Bridge Improvement Cost: $2,279,000,  Roadway Improvement Cost: $228,000,  Total Project Cost: $3,419,000 ( Estimate for 2006),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up

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Structure Number: W040262F2MHDNBI,  Location: .32 KM SLY RTS 20 & 128 (Lat: 42.367436,  Lng: -71.270222),  Route carried "on" structure: Interstate 95,  Year Built: 1950,  Year Reconstructed: 1962,  Status: Open,  Structure Length: 6.92m (22.70ft),  Average Daily Traffic: 185,000 (year 2006),  Truck Traffic: 10%,  Average Future Daily Traffic: 292,170 (year 2027),  Design Load: H 20,  Features Intersected: RR MBTA/BMRR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 28.967,  Lanes on structure: 9,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 43.3m (142.1ft),  Skew: 25 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 24.7m (81.0ft),  Curb-To-Curb Width: 37.2m (122.0ft),  Out-to-Out Width: 45.5m (149.3ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 45.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 27.5 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: 7.00m (22.97ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2006,  Bridge Improvement Cost: $5,686,000,  Roadway Improvement Cost: $569,000,  Total Project Cost: $8,530,000 ( Estimate for 2006),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up

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Structure Number: W040282K3MHDNBI,  Location: 0.5 MI NLY RT 20 (Lat: 42.376447,  Lng: -71.267114),  Route carried "on" structure: State highway 117,  Year Built: 1962,  Status: Open,  Structure Length: 6.64m (21.78ft),  Average Daily Traffic: 37,700 (year 2007),  Truck Traffic: 8%,  Average Future Daily Traffic: 59,540 (year 2028),  Design Load: H 20,  Features Intersected: I 95 /ST128
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 48.660,  Lanes on structure: 4,  Lanes under structure: 8,  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Skew: 2 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 22.9m (75.1ft),  Curb or Sidewalk Widths: Left: 1.6m (5.2ft),  Right: 1.6m (5.2ft),  Curb-To-Curb Width: 14.6m (47.9ft),  Out-to-Out Width: 18.5m (60.7ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Fair,  Operating Rating: 44.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.4 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: High priority of corrective action,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 6.70m (21.98ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2007,  Bridge Improvement Cost: $3,923,000,  Roadway Improvement Cost: $393,000,  Total Project Cost: $5,885,000 ( Estimate for 2006),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up

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Structure Number: W040292F1MHDNBI,  Location: 0.96 KM SLY RT 20 (Lat: 42.363622,  Lng: -71.270881),  Route carried "on" structure: Interstate 128,  Year Built: 1950,  Year Reconstructed: 1960,  Status: Open,  Structure Length: 0.88m (2.89ft),  Average Daily Traffic: 185,000 (year 2007),  Truck Traffic: 11%,  Average Future Daily Traffic: 284,590 (year 2028),  Design Load: H 20,  Features Intersected: WATER STONY BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 28.646,  Lanes on structure: 8,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 18.3m (60.0ft),  Skew: 20 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.7m (12.1ft),  Curb-To-Curb Width: 36.6m (120.1ft),  Out-to-Out Width: 43.3m (142.1ft)

Condition: Channel: Good,  Culverts: Satisfactory,  Operating Rating: 44.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.10m (0.33ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: December 2007,  Underwater Inspection Date: December 2007,  Bridge Improvement Cost: $38,000,  Roadway Improvement Cost: $4,000,  Total Project Cost: $58,000 ( Estimate for 2006),  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: W040322E3MHDNBI,  Location: RT 20 WB AT RT 128 (Lat: 42.372428,  Lng: -71.269333),  Route carried "on" structure: US 20,  Year Built: 1960,  Status: Open,  Structure Length: 7.47m (24.51ft),  Average Daily Traffic: 29,200 (year 2006),  Truck Traffic: 13%,  Average Future Daily Traffic: 46,116 (year 2027),  Design Load: H 20,  Features Intersected: I 95 /ST128
Minimum Vertical Clearance: 5.94m (19.49ft),  Kilometerpoint: 231.900,  Lanes on structure: 2,  Lanes under structure: 8,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Skew: 1 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 26.2m (86.0ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 0.8m (2.6ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 14.1m (46.3ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Good,  Operating Rating: 43.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 26.3 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 7.50m (24.61ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2006,  Bridge Improvement Cost: $1,888,000,  Roadway Improvement Cost: $189,000,  Total Project Cost: $2,833,000 ( Estimate for 2006),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up

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Structure Number: W040332E4MHDNBI,  Location: RT 20 EB AT RT 128 (Lat: 42.369842,  Lng: -71.269800),  Route carried "on" structure: US 20,  Year Built: 1960,  Status: Open,  Structure Length: 7.56m (24.80ft),  Average Daily Traffic: 24,700 (year 2006),  Truck Traffic: 9%,  Average Future Daily Traffic: 39,009 (year 2027),  Design Load: H 20,  Features Intersected: I 95 /ST128
Minimum Vertical Clearance: 5.33m (17.49ft),  Kilometerpoint: 231.739,  Lanes on structure: 2,  Lanes under structure: 8,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 2 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 28.0m (91.9ft),  Curb or Sidewalk Widths: Left: 0.8m (2.6ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 15.3m (50.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 40.3 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 22.4 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: 7.60m (24.93ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2006,  Bridge Improvement Cost: $2,076,000,  Roadway Improvement Cost: $208,000,  Total Project Cost: $3,115,000 ( Estimate for 2006),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up