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

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National Bridge Inventory (NBI) Statistics
Number of bridges: 18
Total length: 24 meters (79ft)
Total costs: $27,000,000
Total average daily traffic: 27,740
Total average daily truck traffic: 1,381
Total future (year 2026) average daily traffic: 41,056
National Bridge Inventory (NBI) Registered Bridges for New Boston

New bridges - Historical Statistics

  • 1920-1929: 2
  • 1930-1939: 3
  • 1940-1949: 4
  • 1950-1959: 0
  • 1960-1969: 1
  • 1970-1979: 2
  • 1980-1989: 1
  • 1990-1999: 4
  • 2000-2009: 1

Reconstructed bridges - Historical Statistics

  • 1960-1969: 1
  • 1970-1979: 1
  • 1980-1989: 0
  • 1990-1999: 1
  • 2000-2009: 1

Average Daily Traffic

Bridge Condition - Deck

Bridge Condition - Superstructure

Bridge Condition - Substructure

Bridge Condition - Channel

Bridge Condition - Culverts

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Structure Number: 179004500131,  Location: .63 MI SE FRANCESTOWN TL (Lat: 42.988086,  Lng: -71.750067),  Route carried "on" structure: State highway 136,  Year Built: 1973,  Status: Open,  Structure Length: 0.52m (1.71ft),  Average Daily Traffic: 1,600 (year 2007),  Truck Traffic: 4%,  Average Future Daily Traffic: 2,368 (year 2026),  Design Load: HS 20,  Features Intersected: PISCATAQUOG RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.014,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.0m (23.0ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 4.3m (14.1ft),  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: Satisfactory,  Superstructure: Satisfactory,  Substructure: Very good,  Channel: Good,  Operating Rating: 54.4 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.52m (1.71ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2008,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 179006400056,  Location: 0.4 MI FR BUTTERFIELD RD (Lat: 42.942189,  Lng: -71.728414),  Route carried "on" structure: Other road ,  Year Built: 1940,  Status: Posted for load,  Structure Length: 1.59m (5.22ft),  Average Daily Traffic: 480 (year 2002),  Truck Traffic: 4%,  Average Future Daily Traffic: 710 (year 2026),  Features Intersected: S BR PISCATAQUOG RIVER,  Facility Carried by Structure: LYNDEBOROUGH ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.819,  Lanes on structure: 1,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 4.9m (16.1ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 14.9m (48.9ft),  Curb-To-Curb Width: 4.8m (15.7ft),  Out-to-Out Width: 5.4m (17.7ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Good,  Operating Rating: 12.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 9.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: High priority of replacement,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 1.59m (5.22ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 179006400132,  Location: 0.2 MI FR MIDDLE BRIDGE (Lat: 42.996589,  Lng: -71.729597),  Route carried "on" structure: Other road ,  Year Built: 1997,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 150 (year 1984),  Truck Traffic: 4%,  Average Future Daily Traffic: 222 (year 2026),  Features Intersected: MID BR PISCATAQUOG RIVER,  Facility Carried by Structure: E COLBURN ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.672,  Lanes on structure: 1,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 4.6m (15.1ft),  Skew: 3 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 2.4m (7.9ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 28.1 metric tons,  Inventory Rating: 16.8 metric tons,  Structural Evaluation: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 0.64m (2.10ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008)
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Structure Number: 179008400077,  Location: 0.8 MI FR COCHORAN HILL (Lat: 42.957458,  Lng: -71.708208),  Route carried "on" structure: Other road ,  Year Built: 1940,  Year Reconstructed: 2000,  Status: Open,  Structure Length: 1.94m (6.36ft),  Average Daily Traffic: 500 (year 2006),  Truck Traffic: 4%,  Average Future Daily Traffic: 740 (year 2026),  Design Load: HS 25,  Features Intersected: S BR PISCATAQUOG RIVER,  Facility Carried by Structure: LYNDEBOROUGH ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.589,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 18.3m (60.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 28.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 26.6 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 minimum criteria,  Length Of Structure Improvement: 1.94m (6.36ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2008,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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Structure Number: 17900870015,  Location: 1.0 MI FR WEARE TL (Lat: 43.007900,  Lng: -71.708469),  Route carried "on" structure: Other road ,  Year Built: 1991,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 200 (year 1984),  Truck Traffic: 4%,  Average Future Daily Traffic: 296 (year 2026),  Features Intersected: MID BR PISCATAQUOG RIVER,  Facility Carried by Structure: TUCKER MILL ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.963,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Critical,  Culverts: Critical,  Structural Evaluation: High priority of replacement,  Waterway Adequacy: Better than present minimum 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: 0.79m (2.59ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008)
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Structure Number: 179009100155,  Location: 0.8 MI FR SANDERS HILL R (Lat: 43.012294,  Lng: -71.704400),  Route carried "on" structure: Other road ,  Year Built: 2004,  Status: Open,  Structure Length: 0.67m (2.20ft),  Average Daily Traffic: 100 (year 1984),  Average Future Daily Traffic: 148 (year 2026),  Design Load: HS 25,  Features Intersected: MID BR PISCATAQUOG RIVER,  Facility Carried by Structure: DOUGHERTY LANE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.271,  Lanes on structure: 1,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 3.0m (9.8ft),  Material/Design: Concrete,  Design/Construction: Frame,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.1m (20.0ft),  Curb-To-Curb Width: 5.2m (17.1ft),  Out-to-Out Width: 5.2m (17.1ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 53.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.4 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: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.67m (2.20ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2008,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008),  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 179009600094,  Location: .1 MI FROM JCT RT 136 (Lat: 42.969681,  Lng: -71.697550),  Route carried "on" structure: State highway 13,  Year Built: 1937,  Year Reconstructed: 1975,  Status: Open,  Structure Length: 1.92m (6.30ft),  Average Daily Traffic: 3,300 (year 2006),  Truck Traffic: 4%,  Average Future Daily Traffic: 4,884 (year 2026),  Design Load: HS 15,  Features Intersected: S BR PISCATAQUOG RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.989,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 17.7m (58.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 11.0m (36.1ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 33.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 24.5 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: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.92m (6.30ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2008,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 179010300103,  Location: 0.8 MI S OF JCT RTE 136 (Lat: 42.976125,  Lng: -71.692189),  Route carried "on" structure: State highway 13,  Year Built: 1947,  Status: Open,  Structure Length: 1.89m (6.20ft),  Average Daily Traffic: 5,400 (year 2006),  Truck Traffic: 4%,  Average Future Daily Traffic: 7,992 (year 2026),  Design Load: H 20,  Features Intersected: S BR PISCATAQUOG RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.906,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Frame,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 16.5m (54.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 1.4m (4.6ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 9.5m (31.2ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Good,  Channel: Good,  Operating Rating: 39.9 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: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 1.89m (6.20ft),  Designated Inspection Frequency: Every 8 months,  Inspection Date: March 2008,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 179010400107,  Location: 3.8 MI N OF VERNON TL (Lat: 42.977833,  Lng: -71.690728),  Route carried "on" structure: Other road ,  Year Built: 1993,  Status: Open,  Structure Length: 2.04m (6.69ft),  Average Daily Traffic: 190 (year 2002),  Truck Traffic: 4%,  Average Future Daily Traffic: 281 (year 2026),  Design Load: HS 25,  Features Intersected: S BR PISCATAQUOG RIVER,  Facility Carried by Structure: DEPOT ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.016,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Wood or Timber,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 18.9m (62.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 1.6m (5.2ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 9.9m (32.5ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 61.7 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: Better than present minimum criteria,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 2.04m (6.69ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 179010500165,  Location: 0.2 MI S OF WEARE TL (Lat: 43.019531,  Lng: -71.690267),  Route carried "on" structure: State highway 77,  Year Built: 1949,  Status: Open,  Structure Length: 1.22m (4.00ft),  Average Daily Traffic: 1,600 (year 2007),  Truck Traffic: 4%,  Average Future Daily Traffic: 2,368 (year 2026),  Design Load: H 15,  Features Intersected: MID BR PISCATAQUOG
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.651,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Frame,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.7m (35.1ft),  Curb-To-Curb Width: 7.4m (24.3ft),  Out-to-Out Width: 8.5m (27.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Good,  Operating Rating: 35.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 21.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.22m (4.00ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2008,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 179011100111,  Location: 0.07 MI FR RIVER RD (Lat: 42.982186,  Lng: -71.682322),  Route carried "on" structure: Other road ,  Year Built: 1920,  Year Reconstructed: 1973,  Status: Posted for load,  Structure Length: 1.65m (5.41ft),  Average Daily Traffic: 20 (year 1984),  Average Future Daily Traffic: 30 (year 2026),  Features Intersected: S BR PISCATAQUOG RIVER,  Facility Carried by Structure: HILLDALE LANE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.129,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 4.6m (15.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 14.9m (48.9ft),  Curb-To-Curb Width: 5.0m (16.4ft),  Out-to-Out Width: 5.0m (16.4ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Good,  Operating Rating: 29.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 17.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of corrective action,  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: 10.0 - 19.9% below),  Length Of Structure Improvement: 1.65m (5.41ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: December 2007,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008),  Deck Structure Type: Corrugated Steel,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 17901220012,  Location: 3.55 MI SW GOFFSTOWN TL (Lat: 42.988833,  Lng: -71.672489),  Route carried "on" structure: State highway 13,  Year Built: 1966,  Status: Open,  Structure Length: 0.43m (1.41ft),  Average Daily Traffic: 2,900 (year 2007),  Truck Traffic: 4%,  Average Future Daily Traffic: 4,292 (year 2026),  Design Load: H 15,  Features Intersected: COCHRANE BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.208,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 1.8m (5.9ft)

Condition: Channel: Good,  Culverts: Satisfactory,  Operating Rating: 53.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.43m (1.41ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2008,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008)
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Structure Number: 17901230012,  Location: 3.5 MI SW GOFFSTOWN TL (Lat: 42.988736,  Lng: -71.672378),  Route carried "on" structure: Other road ,  Year Built: 1925,  Status: Closed,  Structure Length: 0.37m (1.21ft),  Features Intersected: COCHRANE BROOK,  Facility Carried by Structure: BYPASSED HISTORIC
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 1,  Owner: State Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 3.0m (9.8ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 6.4m (21.0ft),  Out-to-Out Width: 7.0m (23.0ft)

Condition: Deck: Imminent failure,  Superstructure: Imminent failure,  Substructure: Imminent failure,  Channel: Good,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 0.37m (1.21ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2008,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 179013100147,  Location: 65 FT FR GREGG MILL ROAD (Lat: 43.005722,  Lng: -71.664150),  Route carried "on" structure: Other road ,  Year Built: 1988,  Status: Open,  Structure Length: 1.10m (3.61ft),  Average Daily Traffic: 270 (year 2002),  Truck Traffic: 4%,  Average Future Daily Traffic: 400 (year 2026),  Features Intersected: MID BR PISCATAQUOG RIVER,  Facility Carried by Structure: RIVERDALE ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.016,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 6.4m (21.0ft),  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.0m (36.1ft)

Condition: Channel: Very good,  Culverts: Satisfactory,  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 1.10m (3.61ft),  Designated Inspection Frequency: Every 24 months,  Other Special Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Other Special Inspection Date: August 2007,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008)
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Structure Number: 179013200138,  Location: 164 FT FR RIVER ROAD (Lat: 43.001344,  Lng: -71.662136),  Route carried "on" structure: Other road ,  Year Built: 1938,  Status: Posted for load,  Structure Length: 1.71m (5.61ft),  Average Daily Traffic: 660 (year 2004),  Truck Traffic: 4%,  Average Future Daily Traffic: 977 (year 2026),  Design Load: H 10,  Features Intersected: S BR PISCATAQUOG RIVER,  Facility Carried by Structure: GREGG MILL ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.587,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  Material/Design: Concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.9m (52.2ft),  Curb-To-Curb Width: 5.4m (17.7ft),  Out-to-Out Width: 6.5m (21.3ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 39.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 27.7 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 1.71m (5.61ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 179015500156,  Location: 177 FT FR RIVER ROAD (Lat: 43.015097,  Lng: -71.641256),  Route carried "on" structure: Other road ,  Year Built: 1937,  Year Reconstructed: 2003,  Status: Open,  Structure Length: 3.48m (11.42ft),  Average Daily Traffic: 870 (year 2004),  Truck Traffic: 4%,  Average Future Daily Traffic: 1,288 (year 2026),  Design Load: HS 25,  Features Intersected: S BR PISCATAQUOG RIVER,  Facility Carried by Structure: HOWE BRIDGE ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.048,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 16.0m (52.5ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Poor,  Operating Rating: 70.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.7 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: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 3.48m (11.42ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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Structure Number: 179016200169,  Location: GOFFSTOWN TL (Lat: 43.023697,  Lng: -71.632703),  Route carried "on" structure: State highway 114,  Year Built: 1972,  Status: Open,  Structure Length: 2.56m (8.40ft),  Average Daily Traffic: 9,300 (year 2007),  Truck Traffic: 7%,  Average Future Daily Traffic: 13,764 (year 2026),  Design Load: HS 20,  Features Intersected: PISCATAQUOG RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.802,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 13.7m (44.9ft),  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: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 14.2m (46.6ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Fair,  Channel: Good,  Operating Rating: 49.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  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: 2.56m (8.40ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2008,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 179016800123,  Location: 104 FT FR CHRISTY ROAD (Lat: 42.991886,  Lng: -71.627450),  Route carried "on" structure: Other road ,  Year Built: 1993,  Status: Open,  Structure Length: 0.30m (0.98ft),  Average Daily Traffic: 200 (year 1984),  Truck Traffic: 4%,  Average Future Daily Traffic: 296 (year 2026),  Features Intersected: BOG BROOK,  Facility Carried by Structure: BOG BROOK ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.511,  Lanes on structure: 1,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Satisfactory,  Culverts: Serious,  Structural Evaluation: High priority of replacement,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Meets minimum limits,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 0.30m (0.98ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: December 2007,  Bridge Improvement Cost: $1,000,000,  Roadway Improvement Cost: $100,000,  Total Project Cost: $1,500,000 ( Estimate for 2008)

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