Bridge Statistics for Campton, New Hampshire (NH)
Condition, Traffic, Stress, Structural Evaluation, Project Costs

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Structure Number: 35010400059,  Location: 1.1 MI FROM PLYMOUTH T.L. (Lat: 43.798306,  Lng: -71.677592),  Route carried "on" structure: Interstate 93,  Year Built: 1968,  Year Reconstructed: 1992,  Status: Open,  Structure Length: 4.63m (15.19ft),  Average Daily Traffic: 9,262 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 13,707 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: BOG BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 78.922,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.4m (57.1ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.3m (40.4ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 60.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 35.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.63m (15.19ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other

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Structure Number: 35010500058,  Location: 1.1 MI FROM PLYMOUTH TL (Lat: 43.798206,  Lng: -71.676553),  Route carried "on" structure: Interstate 93,  Year Built: 1963,  Year Reconstructed: 1992,  Status: Open,  Structure Length: 4.63m (15.19ft),  Average Daily Traffic: 9,325 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 13,801 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: BOG BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 133.020,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.5m (37.7ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.4m (57.1ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 14.0m (45.9ft),  Out-to-Out Width: 15.1m (49.5ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 85.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 51.0 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,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.63m (15.19ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 35010800058,  Location: 1.2 MI FROM PLYMOUTH TL (Lat: 43.798225,  Lng: -71.673864),  Route carried "on" structure: US 3,  Year Built: 1929,  Status: Open,  Structure Length: 1.22m (4.00ft),  Average Daily Traffic: 1,178 (year 2020),  Truck Traffic: 4%,  Average Future Daily Traffic: 1,743 (year 2042),  Design Load: H 15,  Features Intersected: BOG BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 175.335,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.4m (34.1ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 7.6m (24.9ft),  Out-to-Out Width: 8.5m (27.9ft)

Condition: Deck: Poor,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 49.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.4 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: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.22m (4.00ft),  Designated Inspection Frequency: Every 8 months,  Inspection Date: November 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 35011200079,  Location: 2.1 MI FROM PLYMOUTH TL (Lat: 43.811692,  Lng: -71.670719),  Route carried "on" structure: Interstate 93,  Year Built: 1967,  Year Reconstructed: 2004,  Status: Open,  Structure Length: 1.80m (5.91ft),  Average Daily Traffic: 9,262 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 13,707 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: BLAIR ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 77.313,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.0m (39.4ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Frame,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.5m (50.9ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.0m (39.4ft),  Out-to-Out Width: 13.9m (45.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  Operating Rating: 59.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 35.4 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: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.80m (5.91ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other

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Structure Number: 35011300078,  Location: 2.1 MI FROM PLYMOUTH T.L. (Lat: 43.811450,  Lng: -71.670131),  Route carried "on" structure: Interstate 93,  Year Built: 1963,  Year Reconstructed: 2004,  Status: Open,  Structure Length: 1.77m (5.81ft),  Average Daily Traffic: 9,325 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 13,801 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: BLAIR ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 134.612,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.9m (39.0ft),  Material/Design: Concrete,  Design/Construction: Frame,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.2m (49.9ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 13.9m (45.6ft),  Out-to-Out Width: 15.5m (50.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 86.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 51.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.77m (5.81ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other

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Structure Number: 35011500126,  Location: 3.6 MI ELLSWORTH TL (Lat: 43.846272,  Lng: -71.667364),  Route carried "on" structure: State highway ,  Year Built: 1934,  Year Reconstructed: 1985,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 999 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 1,478 (year 2042),  Design Load: H 10,  Features Intersected: CONNOR BROOK,  Facility Carried by Structure: ELLSWORTH HILL RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.761,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.4m (21.0ft),  Skew: 3 degrees,  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.4m (21.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.4m (27.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 50.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.70m (2.30ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 35011700076,  Location: 0.15 MI E JCT US 3 (Lat: 43.810319,  Lng: -71.665622),  Route carried "on" structure: State highway ,  Year Built: 1869,  Year Reconstructed: 2014,  Status: Posted for load,  Structure Length: 8.78m (28.81ft),  Average Daily Traffic: 993 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 1,469 (year 2042),  Features Intersected: PEMIGEWASSET RIVER,  Facility Carried by Structure: BLAIR ROAD
Minimum Vertical Clearance: 3.66m (12.01ft),  Kilometerpoint: 0.056,  Lanes on structure: 1,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Wood or Timber,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 43.0m (141.1ft),  Curb-To-Curb Width: 4.3m (14.1ft),  Out-to-Out Width: 4.3m (14.1ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Fair,  Operating Rating: 5.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 5.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: High priority of replacement,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 8.78m (28.81ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber

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Structure Number: 35011700135,  Location: 0.6 MI FROM THORNTON TL (Lat: 43.851378,  Lng: -71.666903),  Route carried "on" structure: US 3,  Year Built: 1927,  Status: Open,  Structure Length: 2.77m (9.09ft),  Average Daily Traffic: 993 (year 2020),  Truck Traffic: 4%,  Average Future Daily Traffic: 1,469 (year 2042),  Design Load: H 15,  Features Intersected: WEST BRANCH BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 181.833,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Girder and Floorbeam System,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 25.9m (85.0ft),  Curb-To-Curb Width: 7.5m (24.6ft),  Out-to-Out Width: 8.1m (26.6ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 42.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 27.3 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  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 minimum criteria,  Length Of Structure Improvement: 2.77m (9.09ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Critical Feature Inspection Date: August 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other

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Structure Number: 35012100087,  Location: 2.6 MI PLYMOUTH T.L. (Lat: 43.817725,  Lng: -71.662231),  Route carried "on" structure: Interstate 93,  Year Built: 1969,  Year Reconstructed: 2003,  Status: Open,  Structure Length: 16.98m (55.71ft),  Average Daily Traffic: 8,764 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 12,970 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: US 3,PEMIGEWASSET RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 135.555,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.8m (38.7ft),  Skew: 4 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 44.8m (147.0ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.3m (40.4ft),  Out-to-Out Width: 13.5m (44.3ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 51.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 30.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Somewhat better than minimum adequacy,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 16.98m (55.71ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other

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Structure Number: 35012100088,  Location: 2.7 MI PLYMOUTH TL (Lat: 43.818383,  Lng: -71.662381),  Route carried "on" structure: Interstate 93,  Year Built: 1969,  Year Reconstructed: 2004,  Status: Open,  Structure Length: 17.65m (57.91ft),  Average Daily Traffic: 8,798 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 13,021 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: US 3,PEMIGEWASSET RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 76.309,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.9m (39.0ft),  Skew: 4 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 46.6m (152.9ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.3m (40.4ft),  Out-to-Out Width: 13.5m (44.3ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 51.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 30.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Somewhat better than minimum adequacy,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 17.65m (57.91ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other

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Structure Number: 35012400129,  Location: 0.25 MI E JCT US 3 (Lat: 43.848136,  Lng: -71.660300),  Route carried "on" structure: State highway 49,  Year Built: 1928,  Status: Open,  Structure Length: 6.61m (21.69ft),  Average Daily Traffic: 1,749 (year 2020),  Truck Traffic: 4%,  Average Future Daily Traffic: 2,588 (year 2042),  Design Load: H 15,  Features Intersected: PEMIGEWASSET RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.399,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.4m (21.0ft),  Material/Design: Steel,  Design/Construction: Girder and Floorbeam System,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 32.0m (105.0ft),  Curb-To-Curb Width: 6.5m (21.3ft),  Out-to-Out Width: 7.8m (25.6ft)

Condition: Deck: Fair,  Superstructure: Poor,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 33.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 23.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 6.61m (21.69ft),  Designated Inspection Frequency: Every 8 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Critical Feature Inspection Date: June 2020,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 3501270015,  Location: 0.3 MI THORNTON TL (Lat: 43.863678,  Lng: -71.657653),  Route carried "on" structure: Interstate 93,  Year Built: 1970,  Year Reconstructed: 2002,  Status: Open,  Structure Length: 5.66m (18.57ft),  Average Daily Traffic: 6,563 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 9,713 (year 2042),  Design Load: HS 25 or greater,  Features Intersected: NHRR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 141.267,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.9m (39.0ft),  Skew: 5 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 20.7m (67.9ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.3m (43.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 56.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.66m (18.57ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  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: 35012800148,  Location: 0.4 MI THORNTON TL (Lat: 43.863156,  Lng: -71.657494),  Route carried "on" structure: Interstate 93,  Year Built: 1970,  Year Reconstructed: 2003,  Status: Open,  Structure Length: 5.70m (18.70ft),  Average Daily Traffic: 6,663 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 9,861 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: NHRR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 70.755,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.9m (39.0ft),  Skew: 5 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 20.7m (67.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Very good,  Operating Rating: 54.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: High priority of replacement,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.70m (18.70ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  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: 35013300115,  Location: 4.2 MI PLYMOUTH TL (Lat: 43.838806,  Lng: -71.651214),  Route carried "on" structure: Interstate 93,  Year Built: 1968,  Year Reconstructed: 2003,  Status: Open,  Structure Length: 3.19m (10.47ft),  Average Daily Traffic: 8,798 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 13,021 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: MAD RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 73.853,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.0m (39.4ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 30.5m (100.1ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.3m (40.4ft),  Out-to-Out Width: 13.5m (44.3ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 50.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.19m (10.47ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other

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Structure Number: 35013300144,  Location: 0.7 MI THORNTON TL (Lat: 43.859253,  Lng: -71.652322),  Route carried "on" structure: Interstate 93,  Year Built: 1968,  Year Reconstructed: 2003,  Status: Open,  Structure Length: 2.39m (7.84ft),  Average Daily Traffic: 6,663 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 9,861 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: OWL STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 71.360,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.9m (39.0ft),  Skew: 4 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: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 43.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.39m (7.84ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other

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Structure Number: 35013300145,  Location: 0.7 MI THORNTON TL (Lat: 43.859694,  Lng: -71.652136),  Route carried "on" structure: Interstate 93,  Year Built: 1968,  Year Reconstructed: 2002,  Status: Open,  Structure Length: 2.32m (7.61ft),  Average Daily Traffic: 6,563 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 9,713 (year 2042),  Design Load: HS 25 or greater,  Features Intersected: OWL STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 140.639,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.9m (39.0ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 21.3m (69.9ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 56.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.32m (7.61ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  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: 35013400115,  Location: 4.4 MI PLYMOUTH TL (Lat: 43.838681,  Lng: -71.650728),  Route carried "on" structure: Interstate 93,  Year Built: 1968,  Year Reconstructed: 2002,  Status: Open,  Structure Length: 3.19m (10.47ft),  Average Daily Traffic: 8,764 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 12,970 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: MAD RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 138.074,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 30.5m (100.1ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.3m (40.4ft),  Out-to-Out Width: 13.5m (44.3ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Fair,  Operating Rating: 50.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.19m (10.47ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  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: 35013700122,  Location: 4.6 MI PLYMOUTH TL (Lat: 43.843781,  Lng: -71.646797),  Route carried "on" structure: Interstate 93,  Year Built: 1968,  Year Reconstructed: 2002,  Status: Open,  Structure Length: 2.72m (8.92ft),  Average Daily Traffic: 8,764 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 12,970 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: NHRR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 138.716,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 5 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 24.4m (80.1ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.3m (40.4ft),  Out-to-Out Width: 13.6m (44.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 84.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 50.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: High priority of replacement,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.72m (8.92ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 35013700123,  Location: 4.7 MI PLYMOUTH TL (Lat: 43.844447,  Lng: -71.646850),  Route carried "on" structure: Interstate 93,  Year Built: 1968,  Year Reconstructed: 2003,  Status: Open,  Structure Length: 2.73m (8.96ft),  Average Daily Traffic: 8,798 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 13,021 (year 2042),  Design Load: HS 25 or greater,  Features Intersected: NHRR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 73.146,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.7m (41.7ft),  Skew: 5 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 24.4m (80.1ft),  Curb-To-Curb Width: 12.3m (40.4ft),  Out-to-Out Width: 13.5m (44.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 87.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 52.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.73m (8.96ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Other

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Structure Number: 35014000133,  Location: 0.7 MI THORNTON TL (Lat: 43.850831,  Lng: -71.646356),  Route carried "on" structure: Interstate 93,  Year Built: 1968,  Year Reconstructed: 2003,  Status: Open,  Structure Length: 2.73m (8.96ft),  Average Daily Traffic: 6,663 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 9,861 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: NH 49
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 72.412,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.9m (39.0ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 25.9m (85.0ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.0m (39.4ft),  Out-to-Out Width: 13.3m (43.6ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Operating Rating: 51.7 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: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.73m (8.96ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other

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Structure Number: 35014100133,  Location: 1.4MI FROM THORNTON TL (Lat: 43.850881,  Lng: -71.645875),  Route carried "on" structure: Interstate 93,  Year Built: 1968,  Year Reconstructed: 2002,  Status: Open,  Structure Length: 2.74m (8.99ft),  Average Daily Traffic: 6,563 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 9,713 (year 2042),  Design Load: HS 25 or greater,  Features Intersected: NH 49
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 139.532,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 25.9m (85.0ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.0m (39.4ft),  Out-to-Out Width: 13.3m (43.6ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 56.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.8 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: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.74m (8.99ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  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: 35014400092,  Location: 3.5 MI N JCT RTE 3 (Lat: 43.821158,  Lng: -71.640403),  Route carried "on" structure: State highway 175,  Year Built: 1934,  Status: Open,  Structure Length: 2.53m (8.30ft),  Average Daily Traffic: 831 (year 2020),  Truck Traffic: 4%,  Average Future Daily Traffic: 1,229 (year 2042),  Design Load: H 15,  Features Intersected: BEEBE RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 15.612,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 25.3m (83.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.4m (27.6ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 41.2 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 29.4 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: High priority of corrective action,  Length Of Structure Improvement: 2.53m (8.30ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 35015300092,  Location: 3.1 MI FROM HOLDERNESS T (Lat: 43.821311,  Lng: -71.631772),  Route carried "on" structure: Other road ,  Year Built: 1988,  Status: Open,  Structure Length: 2.44m (8.01ft),  Average Daily Traffic: 219 (year 2020),  Truck Traffic: 4%,  Average Future Daily Traffic: 324 (year 2042),  Design Load: HS 25 or greater,  Features Intersected: BEEBE RIVER,  Facility Carried by Structure: PERCH POND ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.161,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.9m (75.1ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.1m (26.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 71.4 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 41.6 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 2.44m (8.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other,  Deck Protection: Other

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Structure Number: 35015300147,  Location: 6.6 MI N JCT US 3 (Lat: 43.861733,  Lng: -71.632278),  Route carried "on" structure: State highway 175,  Year Built: 1927,  Status: Open,  Structure Length: 2.62m (8.60ft),  Average Daily Traffic: 1,699 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 2,514 (year 2042),  Design Load: H 15,  Features Intersected: MAD RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 20.505,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 26.2m (86.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 1.0m (3.3ft),  Curb-To-Curb Width: 6.8m (22.3ft),  Out-to-Out Width: 8.6m (28.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Good,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 20.0 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: High priority of corrective action,  Length Of Structure Improvement: 2.62m (8.60ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022)

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Structure Number: 35015400144,  Location: 6.2 MI N JCT US 3 (Lat: 43.856969,  Lng: -71.633161),  Route carried "on" structure: State highway 175,  Year Built: 1974,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 1,699 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 2,514 (year 2042),  Design Load: H 20,  Features Intersected: WINTER BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 19.917,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 8.2m (26.9ft),  Skew: 3 degrees,  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.0m (23.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 68.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.8 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,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 0.79m (2.59ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other

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Structure Number: 35016300082,  Location: 80 FT FR PERCH POND RD (Lat: 43.814544,  Lng: -71.621794),  Route carried "on" structure: Other road ,  Year Built: 1877,  Year Reconstructed: 1972,  Status: Posted for load,  Structure Length: 2.56m (8.40ft),  Average Daily Traffic: 81 (year 2020),  Average Future Daily Traffic: 119 (year 2042),  Features Intersected: BEEBE RIVER,  Facility Carried by Structure: BUMP'S INTERVALE
Minimum Vertical Clearance: 3.45m (11.32ft),  Kilometerpoint: 0.023,  Lanes on structure: 1,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 4.9m (16.1ft),  Material/Design: Wood or Timber,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 2,  Length of Maximum Span: 18.9m (62.0ft),  Curb-To-Curb Width: 3.9m (12.8ft),  Out-to-Out Width: 4.2m (13.8ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Fair,  Operating Rating: 9.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 6.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: High priority of replacement,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: High priority of corrective action,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 2.56m (8.40ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber

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Structure Number: 35017000075,  Location: 1.9 MI FR HOLDERNESS TL (Lat: 43.809694,  Lng: -71.614106),  Route carried "on" structure: Other road ,  Year Built: 1940,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 81 (year 2020),  Truck Traffic: 4%,  Average Future Daily Traffic: 119 (year 2042),  Features Intersected: RYAN BROOK,  Facility Carried by Structure: PERCH POND ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.175,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.0m (23.0ft),  Curb-To-Curb Width: 7.5m (24.6ft),  Out-to-Out Width: 7.6m (24.9ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Poor,  Channel: Fair,  Operating Rating: 42.3 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 30.7 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Meets minimum limits,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.79m (2.59ft),  Designated Inspection Frequency: Every 16 months,  Inspection Date: November 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 35018500086,  Location: 2.2MI FR NH ROUTE 175 (Lat: 43.817536,  Lng: -71.599239),  Route carried "on" structure: Other road ,  Year Built: 1920,  Year Reconstructed: 2011,  Status: Posted for load,  Structure Length: 2.13m (6.99ft),  Average Daily Traffic: 81 (year 2020),  Average Future Daily Traffic: 119 (year 2042),  Features Intersected: BEEBE RIVER,  Facility Carried by Structure: EASTERN CORNER RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.903,  Lanes on structure: 1,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 3.4m (11.2ft),  Material/Design: Steel,  Design/Construction: Girder and Floorbeam System,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 20.2m (66.3ft),  Curb-To-Curb Width: 2.5m (8.2ft),  Out-to-Out Width: 4.0m (13.1ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 37.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 22.7 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: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 2.13m (6.99ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Critical Feature Inspection Date: September 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber