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

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Structure Number: C09001BN6DOT634,  Location: 1.6 KM S OF JCT US1&SR16 (Lat: 42.395397,  Lng: -71.033003),  Route carried "on" structure: City street ,  Year Built: 2018,  Status: Open,  Structure Length: 2.29m (7.51ft),  Average Daily Traffic: 13,100 (year 2018),  Truck Traffic: 3%,  Design Load: HL 93,  Features Intersected: RR MBTA & SILVER LINE,  Facility Carried by Structure: HWY WASHNGTON AV
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 11.2m (36.7ft),  Curb or Sidewalk Widths: Left: 2.7m (8.9ft),  Right: 2.7m (8.9ft),  Curb-To-Curb Width: 10.4m (34.1ft),  Out-to-Out Width: 16.6m (54.5ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 84.2 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 64.8 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: C090023FMDOT634,  Location: 1.6 KM S OF JCT US1&SR16 (Lat: 42.394881,  Lng: -71.030431),  Route carried "on" structure: City street ,  Year Built: 1917,  Year Reconstructed: 1988,  Status: Open,  Structure Length: 2.50m (8.20ft),  Average Daily Traffic: 15,500 (year 2018),  Truck Traffic: 8%,  Average Future Daily Traffic: 16,583 (year 2031),  Design Load: HS 20,  Features Intersected: RR MBTA & SILVER LINE,  Facility Carried by Structure: HWY BROADWAY
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.6m (74.1ft),  Curb or Sidewalk Widths: Left: 3.4m (11.2ft),  Right: 3.4m (11.2ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 21.0m (68.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  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: Equal to present minimum criteria,  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: 2.60m (8.53ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Bridge Improvement Cost: $429,000,  Roadway Improvement Cost: $43,000,  Total Project Cost: $644,000 ( 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: C090033FNDOT634,  Location: 2.4 KM S OF JCT US1&SR16 (Lat: 42.390547,  Lng: -71.025072),  Route carried "on" structure: City street ,  Year Built: 1993,  Status: Open,  Structure Length: 1.84m (6.04ft),  Average Daily Traffic: 3,600 (year 2022),  Truck Traffic: 7%,  Average Future Daily Traffic: 3,790 (year 2033),  Design Load: HS 20,  Features Intersected: RR MBTA & SILVER LINE,  Facility Carried by Structure: HWY BELLNGHM ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 16.9m (55.4ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 13.0m (42.7ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 56.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 35.8 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.90m (6.23ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2022,  Bridge Improvement Cost: $878,000,  Roadway Improvement Cost: $88,000,  Total Project Cost: $1,318,000 ( 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: C090073A6DOTNBI,  Location: .2 MI NE OF TOBIN BR. (Lat: 42.394419,  Lng: -71.035297),  Route carried "on" structure: US 1,  Year Built: 1957,  Year Reconstructed: 2021,  Status: Open,  Structure Length: 38.19m (125.30ft),  Average Daily Traffic: 33,118 (year 2018),  Truck Traffic: 10%,  Average Future Daily Traffic: 45,800 (year 2032),  Design Load: HS 20,  Features Intersected: HWY ARLINGTON & 5TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 3,  Lanes under structure: 6,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.9m (39.0ft),  Skew: 9 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 18,  Length of Maximum Span: 25.6m (84.0ft),  Curb-To-Curb Width: 11.9m (39.0ft),  Out-to-Out Width: 14.3m (46.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 40.3 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: Better than present minimum criteria,  Deck Geometry: High priority of corrective action,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Critical Feature Inspection Date: June 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up

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Structure Number: C090073A8DOTNBI,  Location: 1 M NE OF TOBIN BR. (Lat: 42.395931,  Lng: -71.035419),  Route carried "on" structure: US 1,  Year Built: 1957,  Year Reconstructed: 1982,  Status: Open,  Structure Length: 3.29m (10.79ft),  Average Daily Traffic: 83,581 (year 2018),  Truck Traffic: 10%,  Average Future Daily Traffic: 129,503 (year 2032),  Design Load: HS 20,  Features Intersected: RR MBTA & SILVER LINE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 6,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 26.2m (86.0ft),  Skew: 39 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 32.9m (107.9ft),  Curb-To-Curb Width: 26.8m (87.9ft),  Out-to-Out Width: 28.7m (94.2ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 66.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.9 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: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 3.30m (10.83ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $841,000,  Roadway Improvement Cost: $85,000,  Total Project Cost: $1,262,000 ( 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: C090073AADOTNBI,  Location: .7 MI NE OF TOBIN BR. (Lat: 42.396914,  Lng: -71.036567),  Route carried "on" structure: US 1,  Year Built: 1957,  Year Reconstructed: 1982,  Status: Open,  Structure Length: 24.63m (80.81ft),  Average Daily Traffic: 83,902 (year 2018),  Truck Traffic: 7%,  Average Future Daily Traffic: 131,082 (year 2032),  Design Load: HS 20,  Features Intersected: HWY SPRUCE ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 6,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 26.0m (85.3ft),  Skew: 39 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 13,  Length of Maximum Span: 20.4m (66.9ft),  Curb-To-Curb Width: 26.0m (85.3ft),  Out-to-Out Width: 27.7m (90.9ft)

Condition: Deck: Good,  Superstructure: Good,  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: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 24.70m (81.04ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Critical Feature Inspection Date: June 2021,  Bridge Improvement Cost: $8,151,000,  Roadway Improvement Cost: $816,000,  Total Project Cost: $12,227,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Epoxy,  Deck Protection: Other

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Structure Number: C090073ABDOTNBI,  Location: .7 MI NE OF TOBIN BR. (Lat: 42.394756,  Lng: -71.034989),  Route carried "on" structure: US 1,  Year Built: 1957,  Year Reconstructed: 2021,  Status: Open,  Structure Length: 26.64m (87.40ft),  Average Daily Traffic: 33,300 (year 2019),  Truck Traffic: 10%,  Average Future Daily Traffic: 71,068 (year 2032),  Design Load: HS 20,  Features Intersected: HWY ARLINGTON & 5TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 3,  Lanes under structure: 3,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 9 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 12,  Length of Maximum Span: 24.4m (80.1ft),  Curb-To-Curb Width: 11.9m (39.0ft),  Out-to-Out Width: 14.3m (46.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 44.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 26.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Critical Feature Inspection Date: June 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Epoxy

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Structure Number: C090073ACDOTNBI,  Location: 1.3 KM NE OF TOBIN BR. (Lat: 42.395333,  Lng: -71.035431),  Route carried "on" structure: Ramp US 1,  Year Built: 1957,  Year Reconstructed: 1982,  Status: Open,  Structure Length: 9.75m (31.99ft),  Average Daily Traffic: 1,360 (year 2019),  Truck Traffic: 23%,  Average Future Daily Traffic: 15,793 (year 2032),  Design Load: HS 20,  Features Intersected: HWY ARLINGTON ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 1,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 9 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 8,  Length of Maximum Span: 22.9m (75.1ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 11.0m (36.1ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Poor,  Operating Rating: 35.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 21.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Superior to present desirable criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 10.70m (35.10ft),  Designated Inspection Frequency: Every 12 months,  Critical Feature Inspection Frequency: Every 24 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: May 2021,  Critical Feature Inspection Date: May 2021,  Other Special Inspection Date: May 2021,  Bridge Improvement Cost: $5,829,000,  Roadway Improvement Cost: $583,000,  Total Project Cost: $8,744,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: C090113A7DOTNBI,  Location: .7 MI N OF TOBIN BR. (Lat: 42.401764,  Lng: -71.037481),  Route carried "on" structure: US 1,  Year Built: 1956,  Year Reconstructed: 2021,  Status: Open,  Structure Length: 30.91m (101.41ft),  Average Daily Traffic: 137,500 (year 2019),  Truck Traffic: 10%,  Average Future Daily Traffic: 88,441 (year 2032),  Design Load: HS 20,  Features Intersected: HWY ORANGE & CARTER ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 6,  Lanes under structure: 3,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 27.4m (89.9ft),  Skew: 39 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 16,  Length of Maximum Span: 20.7m (67.9ft),  Curb-To-Curb Width: 25.0m (82.0ft),  Out-to-Out Width: 27.4m (89.9ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 39.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 23.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Critical Feature Inspection Date: January 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up

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Structure Number: C090113A9DOTNBI,  Location: .8 MI N OF TOBIN BR. (Lat: 42.401875,  Lng: -71.037719),  Route carried "on" structure: Ramp US 1,  Year Built: 1956,  Year Reconstructed: 1980,  Status: Open,  Structure Length: 14.48m (47.51ft),  Average Daily Traffic: 10,600 (year 2019),  Truck Traffic: 6%,  Average Future Daily Traffic: 23,216 (year 2032),  Design Load: HS 20,  Features Intersected: HWY ORANGE ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 1,  Lanes under structure: 1,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 7.0m (23.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 7,  Length of Maximum Span: 21.3m (69.9ft),  Curb-To-Curb Width: 6.9m (22.6ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 68.0 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,  Deck Geometry: Equal to present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 14.50m (47.57ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Critical Feature Inspection Date: January 2021,  Bridge Improvement Cost: $1,368,000,  Roadway Improvement Cost: $137,000,  Total Project Cost: $2,053,000 ( 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: C090133EQDOTNBI,  Location: 1.1 KM SW OF JCT SR16 (Lat: 42.402533,  Lng: -71.036503),  Route carried "on" structure: City street ,  Year Built: 1955,  Status: Open,  Structure Length: 4.11m (13.48ft),  Average Daily Traffic: 9,700 (year 2018),  Truck Traffic: 7%,  Average Future Daily Traffic: 24,637 (year 2031),  Design Load: H 20,  Features Intersected: US 1 NE XWAY,  Facility Carried by Structure: HWY COUNTY RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.370,  Lanes on structure: 4,  Lanes under structure: 8,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 22.6m (74.1ft),  Curb or Sidewalk Widths: Left: 3.0m (9.8ft),  Right: 3.0m (9.8ft),  Curb-To-Curb Width: 45.0m (147.6ft),  Out-to-Out Width: 53.9m (176.8ft)

Condition: Deck: Poor,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 65.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 4.20m (13.78ft),  Designated Inspection Frequency: Every 12 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: October 2020,  Other Special Inspection Date: October 2021,  Bridge Improvement Cost: $7,113,000,  Roadway Improvement Cost: $712,000,  Total Project Cost: $10,670,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Other Coated Reinforcing

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Structure Number: C090143B1DOTNBI,  Location: 3.2 KM S JCT SR60 & US1 (Lat: 42.403758,  Lng: -71.034228),  Route carried "on" structure: State highway 16,  Year Built: 1955,  Status: Open,  Structure Length: 2.25m (7.38ft),  Average Daily Traffic: 29,224 (year 2022),  Truck Traffic: 5%,  Average Future Daily Traffic: 50,064 (year 2033),  Design Load: H 20,  Features Intersected: HWY ACCESS RAMP E
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 3,  Lanes under structure: 1,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Skew: 5 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 20.6m (67.6ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 13.9m (45.6ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 54.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 27.2 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: 2.30m (7.55ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2022,  Bridge Improvement Cost: $1,256,000,  Roadway Improvement Cost: $126,000,  Total Project Cost: $1,885,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: C090153A5DOTNBI,  Location: .64 KM SW OF JCT SR16&US1 (Lat: 42.404064,  Lng: -71.029347),  Route carried "on" structure: US 1,  Year Built: 1956,  Status: Open,  Structure Length: 2.32m (7.61ft),  Average Daily Traffic: 84,600 (year 2020),  Truck Traffic: 7%,  Average Future Daily Traffic: 156,351 (year 2033),  Design Load: HS 20,  Features Intersected: HWY WEBSTER AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 6,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 32.9m (107.9ft),  Skew: 23 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 21.9m (71.9ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 32.9m (107.9ft),  Out-to-Out Width: 34.3m (112.5ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Fair,  Operating Rating: 67.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.5 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: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 2.40m (7.87ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2022,  Bridge Improvement Cost: $3,234,000,  Roadway Improvement Cost: $324,000,  Total Project Cost: $4,852,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: C090209XADOTNBI,  Location: IN CHELSEA (Lat: 42.403392,  Lng: -71.018119),  Route carried "on" structure: State highway 107,  Year Built: 1993,  Status: Open,  Structure Length: 1.68m (5.51ft),  Average Daily Traffic: 25,474 (year 2018),  Truck Traffic: 12%,  Average Future Daily Traffic: 47,853 (year 2031),  Design Load: HS 20,  Features Intersected: WATER MILL CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.016,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.5m (50.9ft),  Curb or Sidewalk Widths: Left: 2.5m (8.2ft),  Right: 2.5m (8.2ft),  Curb-To-Curb Width: 14.6m (47.9ft),  Out-to-Out Width: 20.5m (67.3ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 68.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 41.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  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: 1.70m (5.58ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Bridge Improvement Cost: $1,369,000,  Roadway Improvement Cost: $137,000,  Total Project Cost: $2,054,000 ( Estimate for 2022),  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric