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

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Parts: 1, 2


National Bridge Inventory (NBI) Statistics
Number of bridges: 44
Total length: 358 meters (1,175ft)
Total costs: $87,500,000
Total average daily traffic: 810,143
Total average daily truck traffic: 58,493
National Bridge Inventory (NBI) Registered Bridges for Dover
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New bridges - Historical Statistics

  • 1900-1909: 2
  • 1910-1919: 0
  • 1920-1929: 1
  • 1930-1939: 2
  • 1940-1949: 1
  • 1950-1959: 25
  • 1960-1969: 2
  • 1970-1979: 4
  • 1980-1989: 4
  • 1990-1999: 1
  • 2000-2009: 0
  • 2010-2012: 2

Reconstructed bridges - Historical Statistics

  • 1950-1959: 1
  • 1960-1969: 0
  • 1970-1979: 2
  • 1980-1989: 4
  • 1990-1999: 7
  • 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: 65005700173,  Location: 0.2 MI FR ROCHESTER TL (Lat: 43.238853,  Lng: -70.935872),  Route carried "on" structure: City street ,  Year Built: 1937,  Status: Open,  Structure Length: 0.49m (1.61ft),  Average Daily Traffic: 3,400 (year 2008),  Truck Traffic: 4%,  Average Future Daily Traffic: 5,032 (year 2032),  Design Load: H 15,  Features Intersected: BLACKWATER BROOK,  Facility Carried by Structure: SIXTH STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.338,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 4.3m (14.1ft)

Condition: Channel: Satisfactory,  Culverts: Poor,  Operating Rating: 47.2 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: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 0.49m (1.61ft),  Designated Inspection Frequency: Every 16 months,  Inspection Date: December 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012)
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Structure Number: 6500780014,  Location: .25 MI S.JCT.CO.FARM RD (Lat: 43.215033,  Lng: -70.922889),  Route carried "on" structure: Other road OLDRD,  Year Built: 1925,  Status: Closed,  Structure Length: 3.47m (11.38ft),  Features Intersected: GROUND,  Facility Carried by Structure: BYPASSED HISTORIC
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.002,  Owner: City or Municipal Highway Agency,  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 34.7m (113.8ft),  Curb-To-Curb Width: 5.0m (16.4ft),  Out-to-Out Width: 6.2m (20.3ft)

Condition: Deck: Failed,  Superstructure: Failed,  Substructure: Failed,  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: 3.47m (11.38ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 10,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 6500790014,  Location: 2.8 MI FROM BARRINGTON T (Lat: 43.214119,  Lng: -70.922839),  Route carried "on" structure: City street ,  Year Built: 1986,  Status: Open,  Structure Length: 4.42m (14.50ft),  Average Daily Traffic: 3,300 (year 2006),  Truck Traffic: 4%,  Average Future Daily Traffic: 4,884 (year 2032),  Design Load: HS 20,  Features Intersected: COCHECO RIVER,  Facility Carried by Structure: WATSON ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.223,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 21.3m (69.9ft),  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: 9.3m (30.5ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 45.4 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: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 4.42m (14.50ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: September 10,  Underwater Inspection Date: July 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65008400165,  Location: 1.5 MI. ROCHESTER TL. (Lat: 43.232878,  Lng: -70.911828),  Route carried "on" structure: State highway 16,  Year Built: 1956,  Year Reconstructed: 1990,  Status: Open,  Structure Length: 2.62m (8.60ft),  Average Daily Traffic: 22,000 (year 2003),  Truck Traffic: 8%,  Average Future Daily Traffic: 32,560 (year 2032),  Design Load: HS 25,  Features Intersected: LONG HILL ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 15.627,  Lanes on structure: 4,  Lanes under structure: 2,  Base Highway Network: Yes,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 23.2m (76.1ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 9.8m (32.2ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 23.0m (75.5ft),  Out-to-Out Width: 28.9m (94.8ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 73.5 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: Superior to present desirable criteria,  Underclear: High priority of replacement,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.62m (8.60ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 6501010015,  Location: 1.8 MI FROM ROCHESTER TL (Lat: 43.218206,  Lng: -70.894239),  Route carried "on" structure: City street ,  Year Built: 1957,  Year Reconstructed: 1977,  Status: Open,  Structure Length: 5.21m (17.09ft),  Average Daily Traffic: 32,000 (year 2007),  Truck Traffic: 8%,  Average Future Daily Traffic: 47,360 (year 2032),  Design Load: HS 20,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: SOMERSWORTH INT'CG
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.016,  Lanes on structure: 4,  Lanes under structure: 4,  Base Highway Network: Yes,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 19.5m (64.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 14.9m (48.9ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 19.5m (64.0ft),  Out-to-Out Width: 20.8m (68.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 47.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 28.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to 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: 5.21m (17.09ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65010400143,  Location: .7 MI. FROM JCT. 16 (Lat: 43.212653,  Lng: -70.892406),  Route carried "on" structure: City street ,  Year Built: 1957,  Year Reconstructed: 2002,  Status: Open,  Structure Length: 7.32m (24.02ft),  Average Daily Traffic: 5,500 (year 2010),  Truck Traffic: 3%,  Average Future Daily Traffic: 8,140 (year 2032),  Design Load: HS 15,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: GLENWOOD AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.772,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Toll Authority,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 19.2m (63.0ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 12.0m (39.4ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very 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,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 7.32m (24.02ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65010500133,  Location: 3.6 MI. FROM ROCHESTER TL (Lat: 43.207264,  Lng: -70.896303),  Route carried "on" structure: State highway 16,  Year Built: 1957,  Year Reconstructed: 1991,  Status: Open,  Structure Length: 8.14m (26.71ft),  Average Daily Traffic: 21,650 (year 2010),  Truck Traffic: 8%,  Average Future Daily Traffic: 32,042 (year 2032),  Design Load: HS 20,  Features Intersected: COCHECO RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 12.038,  Lanes on structure: 2,  Base Highway Network: Yes,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 21.3m (69.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 47.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 28.1 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 8.14m (26.71ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65010500138,  Location: 1.2 MI. FROM JCT. 16 (Lat: 43.209247,  Lng: -70.894769),  Route carried "on" structure: City street ,  Year Built: 1957,  Year Reconstructed: 2001,  Status: Open,  Structure Length: 5.49m (18.01ft),  Average Daily Traffic: 7,100 (year 2010),  Truck Traffic: 3%,  Average Future Daily Traffic: 10,508 (year 2032),  Design Load: HS 20,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: SIXTH STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.263,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Toll Authority,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 14.5m (47.6ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 10.9m (35.8ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 20.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.49m (18.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 65010600125,  Location: 1.4 MI FROM JCT. 16 (Lat: 43.200039,  Lng: -70.896869),  Route carried "on" structure: City street ,  Year Built: 1957,  Year Reconstructed: 2003,  Status: Open,  Structure Length: 6.31m (20.70ft),  Average Daily Traffic: 3,800 (year 2010),  Truck Traffic: 4%,  Average Future Daily Traffic: 5,624 (year 2032),  Design Load: HS 15,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: TOLEND ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.906,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Toll Authority,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 2 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 14.3m (46.9ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 12.0m (39.4ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Operating Rating: 34.5 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,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 6.31m (20.70ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65010600133,  Location: 3.6 MI FROM ROCHESTER TL. (Lat: 43.207233,  Lng: -70.896117),  Route carried "on" structure: State highway 16,  Year Built: 1957,  Year Reconstructed: 1991,  Status: Open,  Structure Length: 8.14m (26.71ft),  Average Daily Traffic: 21,600 (year 2010),  Truck Traffic: 8%,  Average Future Daily Traffic: 31,968 (year 2032),  Design Load: HS 20,  Features Intersected: COCHECO RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 12.038,  Lanes on structure: 2,  Base Highway Network: Yes,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 21.3m (69.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 47.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 28.1 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 8.14m (26.71ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65010900106,  Location: 2 MI. FROM MADBURY TL6 (Lat: 43.186878,  Lng: -70.897703),  Route carried "on" structure: State highway 9,  Year Built: 2011,  Status: Open,  Structure Length: 3.84m (12.60ft),  Average Daily Traffic: 10,000 (year 2008),  Truck Traffic: 5%,  Average Future Daily Traffic: 14,800 (year 2032),  Design Load: HS 25,  Features Intersected: BMRR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.299,  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: 3,  Length of Maximum Span: 17.1m (56.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 13.7m (44.9ft),  Out-to-Out Width: 16.2m (53.1ft)

Condition: Deck: Excellent,  Superstructure: Excellent,  Substructure: Excellent,  Operating Rating: 72.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 41.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Superior to present desirable criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 3.84m (12.60ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  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: 65011100132,  Location: OFF DOWNTOWN DOVER (Lat: 43.205047,  Lng: -70.893339),  Route carried "on" structure: City street ,  Year Built: 1950,  Status: Posted for load,  Structure Length: 3.69m (12.11ft),  Average Daily Traffic: 5,000 (year 2010),  Truck Traffic: 3%,  Average Future Daily Traffic: 7,400 (year 2032),  Design Load: H 15,  Features Intersected: COCHECO RIVER,  Facility Carried by Structure: WHITTIER STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.821,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 6.4m (21.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 18.3m (60.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 1.1m (3.6ft),  Curb-To-Curb Width: 6.7m (22.0ft),  Out-to-Out Width: 7.5m (24.6ft)

Condition: Deck: Serious,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Good,  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 desirable criteria,  Length Of Structure Improvement: 3.69m (12.11ft),  Designated Inspection Frequency: Every 16 months,  Inspection Date: December 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65011300111,  Location: .4 MI. FROM JCT. RT 9 (Lat: 43.190544,  Lng: -70.891711),  Route carried "on" structure: State highway 16,  Year Built: 1957,  Year Reconstructed: 1992,  Status: Open,  Structure Length: 4.45m (14.60ft),  Average Daily Traffic: 21,650 (year 2010),  Truck Traffic: 8%,  Average Future Daily Traffic: 32,042 (year 2032),  Design Load: HS 25,  Features Intersected: BMRR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 10.123,  Lanes on structure: 2,  Base Highway Network: Yes,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 16.8m (55.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 11.4m (37.4ft),  Out-to-Out Width: 15.3m (50.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 68.0 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: Somewhat better than minimum adequacy,  Underclear: High priority of replacement,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.45m (14.60ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  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: 65011300112,  Location: .4 MI. FROM JCT RT 9 (Lat: 43.190650,  Lng: -70.891556),  Route carried "on" structure: State highway 16,  Year Built: 1957,  Year Reconstructed: 1992,  Status: Open,  Structure Length: 4.42m (14.50ft),  Average Daily Traffic: 21,650 (year 2010),  Truck Traffic: 8%,  Average Future Daily Traffic: 32,042 (year 2032),  Design Load: HS 25,  Features Intersected: BMRR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 10.123,  Lanes on structure: 3,  Base Highway Network: Yes,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 16.8m (55.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 13.3m (43.6ft),  Out-to-Out Width: 14.4m (47.2ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 68.0 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: High priority of replacement,  Underclear: High priority of replacement,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.42m (14.50ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  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: 65012000098,  Location: 0.3 MI FROM JCT NH 4&9 (Lat: 43.180236,  Lng: -70.889733),  Route carried "on" structure: City street ,  Year Built: 1967,  Status: Open,  Structure Length: 0.52m (1.71ft),  Average Daily Traffic: 5,600 (year 2007),  Truck Traffic: 3%,  Average Future Daily Traffic: 8,288 (year 2032),  Design Load: H 20,  Features Intersected: BELLAMY RIVER,  Facility Carried by Structure: BELLAMY ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.207,  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: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 5.2m (17.1ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 1.2m (3.9ft)

Condition: Channel: Fair,  Culverts: Good,  Inventory Rating: 90.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 0.52m (1.71ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 10,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012)
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Structure Number: 65012000118,  Location: 0.7 MI FROM JCT NH9 (Lat: 43.194133,  Lng: -70.885931),  Route carried "on" structure: City street ,  Year Built: 1907,  Status: Open,  Structure Length: 0.85m (2.79ft),  Average Daily Traffic: 6,000 (year 2010),  Truck Traffic: 3%,  Average Future Daily Traffic: 8,880 (year 2032),  Features Intersected: BMRR,  Facility Carried by Structure: WASHINGTON STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.081,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 13.7m (44.9ft),  Material/Design: Masonry,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 8.5m (27.9ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 0.0m

Condition: Culverts: Satisfactory,  Operating Rating: 24.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 16.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Underclear: High priority of replacement,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 0.85m (2.79ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012)
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Structure Number: 65012100106,  Location: 0.3 MI. FROM JCT NH155 (Lat: 43.185103,  Lng: -70.887011),  Route carried "on" structure: State highway 4,  Year Built: 1957,  Year Reconstructed: 2000,  Status: Open,  Structure Length: 5.82m (19.09ft),  Average Daily Traffic: 40,600 (year 2010),  Truck Traffic: 8%,  Average Future Daily Traffic: 60,088 (year 2032),  Design Load: HS 25,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: NH 9, SILVER ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.281,  Lanes on structure: 4,  Lanes under structure: 6,  Owner: State Toll Authority,  Approaching Roadway Width: 15.9m (52.2ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 16.8m (55.1ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 15.9m (52.2ft),  Out-to-Out Width: 19.7m (64.6ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Inventory Rating: 57.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: High priority of replacement,  Underclear: High priority of replacement,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.82m (19.09ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 65012300126,  Location: DOWNTOWN DOVER (Lat: 43.199767,  Lng: -70.882044),  Route carried "on" structure: City street ,  Year Built: 1978,  Status: Open,  Structure Length: 5.46m (17.91ft),  Average Daily Traffic: 2,300 (year 2006),  Truck Traffic: 3%,  Average Future Daily Traffic: 3,404 (year 2032),  Design Load: HS 20,  Features Intersected: COCHECO RIVER,  Facility Carried by Structure: FOURTH STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.853,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 26.8m (87.9ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 0.0m,  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 10.2m (33.5ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 45.4 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: Better than present minimum criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.46m (17.91ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: September 10,  Underwater Inspection Date: September 2006,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65012700104,  Location: .3 MI FROM JCT. RT 16 (Lat: 43.183003,  Lng: -70.882656),  Route carried "on" structure: City street ,  Year Built: 1957,  Status: Open,  Structure Length: 5.79m (19.00ft),  Average Daily Traffic: 1,400 (year 2006),  Truck Traffic: 3%,  Average Future Daily Traffic: 2,072 (year 2032),  Design Load: HS 15,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: CATARACT AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.612,  Lanes on structure: 2,  Lanes under structure: 4,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 1 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 18.0m (59.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 10.8m (35.4ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 43.5 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: Meets minimum limits,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.79m (19.00ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65012800122,  Location: 800 FT SW JCT 4&16 (Lat: 43.196286,  Lng: -70.877081),  Route carried "on" structure: City street ,  Year Built: 1975,  Status: Open,  Structure Length: 6.34m (20.80ft),  Average Daily Traffic: 13,000 (year 2007),  Truck Traffic: 5%,  Average Future Daily Traffic: 19,240 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: COCHECO RIVER,  Facility Carried by Structure: CHESTNUT STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.177,  Lanes on structure: 4,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 30.8m (101.0ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 17.9m (58.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 45.4 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: Better than present minimum criteria,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 6.34m (20.80ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: September 10,  Underwater Inspection Date: July 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65013000099,  Location: 1.6 MI FROM MADBURY TL (Lat: 43.179986,  Lng: -70.878089),  Route carried "on" structure: State highway 108,  Year Built: 1986,  Status: Open,  Structure Length: 2.83m (9.28ft),  Average Daily Traffic: 21,000 (year 2007),  Truck Traffic: 5%,  Average Future Daily Traffic: 31,080 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: BELLAMY RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 135.990,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 20.1m (65.9ft),  Skew: 20 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 27.4m (89.9ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 20.1m (65.9ft),  Out-to-Out Width: 23.9m (78.4ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Very good,  Operating Rating: 45.4 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: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.83m (9.28ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 10,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65013100123,  Location: 0.1 MI JCT NH 4 (Lat: 43.196444,  Lng: -70.874156),  Route carried "on" structure: State highway 16,  Year Built: 1976,  Status: Open,  Structure Length: 4.27m (14.01ft),  Average Daily Traffic: 14,000 (year 2005),  Truck Traffic: 5%,  Average Future Daily Traffic: 20,720 (year 2032),  Design Load: HS 20,  Features Intersected: COCHECO RIVER,  Facility Carried by Structure: NH 9,NH108 SB
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.286,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 16.8m (55.1ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 20.7m (67.9ft),  Curb or Sidewalk Widths: Left: 4.0m (13.1ft),  Right: 3.4m (11.2ft),  Curb-To-Curb Width: 16.8m (55.1ft),  Out-to-Out Width: 24.8m (81.4ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 45.4 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: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.27m (14.01ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: September 10,  Underwater Inspection Date: September 2006,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65013200101,  Location: 0.2 MI FROM JCT. RT 16 (Lat: 43.181411,  Lng: -70.876989),  Route carried "on" structure: State highway 16,  Year Built: 1957,  Year Reconstructed: 1999,  Status: Open,  Structure Length: 9.14m (29.99ft),  Average Daily Traffic: 20,300 (year 2010),  Truck Traffic: 8%,  Average Future Daily Traffic: 30,044 (year 2032),  Design Load: HS 20,  Features Intersected: NH108,BMRR(ABD)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.449,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 12.8m (42.0ft),  Skew: 2 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 6,  Length of Maximum Span: 18.9m (62.0ft),  Curb-To-Curb Width: 13.3m (43.6ft),  Out-to-Out Width: 14.6m (47.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 25.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 16.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Superior to present desirable criteria,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 9.14m (29.99ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65013200102,  Location: 0.2 MI FROM JCT. RTE 16 (Lat: 43.181544,  Lng: -70.876836),  Route carried "on" structure: State highway 16,  Year Built: 1957,  Year Reconstructed: 1999,  Status: Open,  Structure Length: 6.28m (20.60ft),  Average Daily Traffic: 20,300 (year 2010),  Truck Traffic: 8%,  Average Future Daily Traffic: 30,044 (year 2032),  Design Load: HS 20,  Features Intersected: NH108,BMRR(ABD)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.449,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 12.8m (42.0ft),  Skew: 2 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 18.9m (62.0ft),  Curb-To-Curb Width: 12.8m (42.0ft),  Out-to-Out Width: 14.6m (47.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 25.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 16.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Equal to present desirable criteria,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 6.28m (20.60ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Critical Feature Inspection Date: July 2007,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65013400122,  Location: NB 16 & EB 4 (Lat: 43.195119,  Lng: -70.872692),  Route carried "on" structure: City street 16,  Year Built: 1977,  Status: Open,  Structure Length: 3.08m (10.10ft),  Average Daily Traffic: 15,000 (year 2005),  Truck Traffic: 8%,  Average Future Daily Traffic: 22,200 (year 2032),  Design Load: HS 20,  Features Intersected: COCHECO RIVER,  Facility Carried by Structure: NH 9,NH108 NB
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.161,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 29.3m (96.1ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 17.9m (58.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 45.4 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: Better than 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: 3.08m (10.10ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: September 10,  Underwater Inspection Date: July 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65013600123,  Location: 0.1 MI S NH 9 (Lat: 43.195150,  Lng: -70.870203),  Route carried "on" structure: Other road ,  Year Built: 2010,  Status: Open,  Structure Length: 5.03m (16.50ft),  Average Daily Traffic: 1,000 (year 2008),  Average Future Daily Traffic: 1,480 (year 2032),  Design Load: HS 25,  Features Intersected: COCHECO RIVER,  Facility Carried by Structure: WASHINGTON STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 48.8m (160.1ft),  Curb or Sidewalk Widths: Left: 2.0m (6.6ft),  Right: 2.0m (6.6ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 13.1m (43.0ft)

Condition: Deck: Excellent,  Superstructure: Excellent,  Substructure: Excellent,  Channel: Good,  Operating Rating: 77.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 46.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Superior to present desirable criteria,  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: 5.03m (16.50ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 10,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  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: 65016000083,  Location: 0.1 MI FROM JCT. 16 (Lat: 43.164353,  Lng: -70.855194),  Route carried "on" structure: Other road ,  Year Built: 1956,  Year Reconstructed: 2001,  Status: Open,  Structure Length: 5.15m (16.90ft),  Average Daily Traffic: 520 (year 2006),  Truck Traffic: 2%,  Average Future Daily Traffic: 770 (year 2032),  Design Load: HS 15,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: GERRISH ROAD
Minimum Vertical Clearance: 5.03m (16.50ft),  Kilometerpoint: 0.145,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Toll Authority,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 14.3m (46.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 8.1m (26.6ft),  Out-to-Out Width: 9.2m (30.2ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Operating Rating: 34.5 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: Somewhat better than minimum adequacy,  Underclear: High priority of replacement,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 5.15m (16.90ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 6501690013,  Location: 1.5 MI. FROM JCT. RTE. 4 (Lat: 43.196394,  Lng: -70.836542),  Route carried "on" structure: State highway ,  Year Built: 1948,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 4,700 (year 2008),  Truck Traffic: 5%,  Average Future Daily Traffic: 6,956 (year 2032),  Design Load: H 20,  Features Intersected: FRESH CREEK,  Facility Carried by Structure: ATLANTIC AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.543,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.4m (21.0ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 89.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable 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: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012)
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Structure Number: 65017400034,  Location: 0.1 MI FROM JCT RTE 16 (Lat: 43.129267,  Lng: -70.848850),  Route carried "on" structure: US 4,  Year Built: 1998,  Status: Open,  Structure Length: 10.56m (34.65ft),  Average Daily Traffic: 20,000 (year 2005),  Truck Traffic: 7%,  Average Future Daily Traffic: 29,600 (year 2032),  Design Load: HS 25,  Features Intersected: BELLAMY RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.306,  Lanes on structure: 2,  Base Highway Network: Yes (,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 13,  Length of Maximum Span: 27.4m (89.9ft),  Curb or Sidewalk Widths: Left: 2.7m (8.9ft),  Right: 2.7m (8.9ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 20.3m (66.6ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 68.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 41.7 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,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 10.56m (34.65ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: April 11,  Underwater Inspection Date: October 2007,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 6501740006,  Location: 0.6 MI FROM JCT. RT. 16 (Lat: 43.147614,  Lng: -70.843236),  Route carried "on" structure: State highway 16,  Year Built: 1955,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 36,127 (year 2010),  Truck Traffic: 8%,  Average Future Daily Traffic: 53,468 (year 2032),  Design Load: HS 20,  Features Intersected: NEW BELLAMY LANE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.718,  Lanes on structure: 4,  Lanes under structure: 2,  Base Highway Network: Yes,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 30 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.9m (25.9ft)

Condition: Culverts: Satisfactory,  Operating Rating: 83.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 49.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Underclear: High priority of replacement,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.79m (2.59ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012)
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Structure Number: 65018100039,  Location: 0.4 MI JCT RT 4 (Lat: 43.130936,  Lng: -70.838936),  Route carried "on" structure: US 4,  Year Built: 1956,  Status: Open,  Structure Length: 7.32m (24.02ft),  Average Daily Traffic: 15,000 (year 2007),  Truck Traffic: 8%,  Average Future Daily Traffic: 22,200 (year 2032),  Design Load: HS 20,  Features Intersected: NH 16,SP TPK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.612,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 21.6m (70.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 1.4m (4.6ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 14.7m (48.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 78.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 46.3 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: 7.32m (24.02ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 11,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65018200123,  Location: 0.1 MI FROM MAINE SL (Lat: 43.190400,  Lng: -70.825092),  Route carried "on" structure: State highway ,  Year Built: 1982,  Status: Open,  Structure Length: 14.90m (48.88ft),  Average Daily Traffic: 5,000 (year 2006),  Truck Traffic: 5%,  Average Future Daily Traffic: 7,400 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: SALMON FALLS RIVER,  Facility Carried by Structure: GULF ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.701,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 27,  Length of Maximum Span: 16.8m (55.1ft),  Curb-To-Curb Width: 9.0m (29.5ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Poor,  Superstructure: Satisfactory,  Substructure: Serious,  Channel: Fair,  Operating Rating: 44.5 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: High priority of corrective action,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 14.90m (48.88ft),  Designated Inspection Frequency: Every 8 months,  Underwater Inspection Frequency: Every 24 months,  Inspection Date: November 11,  Underwater Inspection Date: October 2007,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 65020000023,  Location: NEWINGTON TL (Lat: 43.118100,  Lng: -70.826156),  Route carried "on" structure: Other road 4,  Year Built: 1934,  Year Reconstructed: 1950,  Status: Closed,  Structure Length: 48.31m (158.50ft),  Truck Traffic: 8%,  Design Load: H 15,  Features Intersected: LITTLE BAY,  Facility Carried by Structure: ROAD
Minimum Vertical Clearance: 5.49m (18.01ft),  Kilometerpoint: 0.113,  Owner: State Toll Authority,  Approaching Roadway Width: 8.5m (27.9ft),  Navigation Control: Yes ( Vertical Clearance: 50.0m (164.0ft), Horizontal Clearance: 160.0m (524.9ft)),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 8,  Length of Maximum Span: 83.8m (274.9ft),  Curb or Sidewalk Widths: Left: 0.9m (3.0ft),  Right: 0.9m (3.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 9.3m (30.5ft)

Condition: Deck: Imminent failure,  Superstructure: Imminent failure,  Substructure: Imminent failure,  Channel: Good,  Waterway Adequacy: Superior 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: 48.31m (158.50ft),  Designated Inspection Frequency: Every 8 months,  Critical Feature Inspection Frequency: Every 8 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: November 11,  Critical Feature Inspection Date: March 10,  Underwater Inspection Date: September 2008,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65020100024,  Location: DOVER-NEWINGTON T.L. (Lat: 43.118261,  Lng: -70.825508),  Route carried "on" structure: US 4,  Year Built: 1984,  Status: Open,  Structure Length: 48.62m (159.51ft),  Average Daily Traffic: 35,687 (year 2009),  Truck Traffic: 8%,  Average Future Daily Traffic: 52,817 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: LITTLE BAY,RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.113,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Toll Authority,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 2 degrees,  Navigation Control: Yes ( Vertical Clearance: 14.0m (45.9ft), Horizontal Clearance: 61.0m (200.1ft)),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 9,  Length of Maximum Span: 83.8m (274.9ft),  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: Good,  Substructure: Good,  Channel: 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: High priority of corrective action,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 48.62m (159.51ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: December 11,  Underwater Inspection Date: September 2008,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 65020100025,  Location: DOVER-NEWINGTON T.L. (Lat: 43.118356,  Lng: -70.825797),  Route carried "on" structure: US 4,  Year Built: 1966,  Year Reconstructed: 1984,  Status: Open,  Structure Length: 48.62m (159.51ft),  Average Daily Traffic: 33,745 (year 2010),  Truck Traffic: 8%,  Average Future Daily Traffic: 49,943 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: LITTLE BAY,RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.113,  Lanes on structure: 2,  Lanes under structure: 1,  Base Highway Network: Yes,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 2 degrees,  Navigation Control: Yes ( Vertical Clearance: 14.0m (45.9ft), Horizontal Clearance: 61.0m (200.1ft)),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 9,  Length of Maximum Span: 83.8m (274.9ft),  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: Fair,  Superstructure: Good,  Substructure: Good,  Channel: 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: High priority of corrective action,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 48.62m (159.51ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: December 11,  Underwater Inspection Date: September 2008,  Bridge Improvement Cost: $2,000,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $2,500,000 ( Estimate for 2012),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 6501010015,  Location: 1.8 MI FROM ROCHESTER TL (Lat: 43.218206,  Lng: -70.894239),  Route carried "under" structure: State highway 16,  Year Built: 1957,  Structure Length: 5.21m (17.09ft),  Average Daily Traffic: 43,000 (year 2003),  Truck Traffic: 8%,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: SOMERSWORTH INT'CG
Minimum Vertical Clearance: 4.61m (15.12ft),  Kilometerpoint: 0.000,  Lanes on structure: 4,  Lanes under structure: 4,  Toll: On toll road,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 14.9m (48.9ft)

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Structure Number: 65010400143,  Location: .7 MI. FROM JCT. 16 (Lat: 43.212653,  Lng: -70.892406),  Route carried "under" structure: State highway ,  Year Built: 1957,  Structure Length: 7.32m (24.02ft),  Average Daily Traffic: 30,000 (year 1994),  Truck Traffic: 8%,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: GLENWOOD AVENUE
Minimum Vertical Clearance: 0.90m (2.95ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Toll: On toll road,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 19.2m (63.0ft)

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Structure Number: 65010500138,  Location: 1.2 MI. FROM JCT. 16 (Lat: 43.209247,  Lng: -70.894769),  Route carried "under" structure: Interstate 16,  Year Built: 1957,  Structure Length: 5.49m (18.01ft),  Average Daily Traffic: 43,300 (year 2010),  Truck Traffic: 4%,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: SIXTH STREET
Minimum Vertical Clearance: 4.97m (16.31ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Toll: On toll road,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 14.5m (47.6ft)

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Structure Number: 65010600125,  Location: 1.4 MI FROM JCT. 16 (Lat: 43.200039,  Lng: -70.896869),  Route carried "under" structure: State highway 16,  Year Built: 1957,  Structure Length: 6.31m (20.70ft),  Average Daily Traffic: 43,000 (year 2003),  Truck Traffic: 8%,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: TOLEND ROAD
Minimum Vertical Clearance: 6.09m (19.98ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Toll: On toll road,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 14.3m (46.9ft)

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Structure Number: 65012100106,  Location: 0.3 MI. FROM JCT NH155 (Lat: 43.185103,  Lng: -70.887011),  Route carried "under" structure: State highway 16,  Year Built: 1957,  Structure Length: 5.82m (19.09ft),  Average Daily Traffic: 40,600 (year 2010),  Truck Traffic: 8%,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: NH 9, SILVER ST
Minimum Vertical Clearance: 4.88m (16.01ft),  Kilometerpoint: 0.000,  Lanes on structure: 4,  Lanes under structure: 6,  Toll: Toll bridge,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 16.8m (55.1ft)

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Structure Number: 65012700104,  Location: .3 MI FROM JCT. RT 16 (Lat: 43.183003,  Lng: -70.882656),  Route carried "under" structure: State highway ,  Year Built: 1957,  Structure Length: 5.79m (19.00ft),  Average Daily Traffic: 43,000 (year 2003),  Truck Traffic: 8%,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: CATARACT AVENUE
Minimum Vertical Clearance: 4.85m (15.91ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Toll: On toll road,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 18.0m (59.1ft)

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Structure Number: 6501320013,  Location: 0.1 MI JCT RT 16 (Lat: 43.200178,  Lng: -70.872650),  Route carried "under" structure: City street ,  Year Built: 1901,  Structure Length: 1.52m (4.99ft),  Average Daily Traffic: 5,900 (year 1993),  Truck Traffic: 5%,  Features Intersected: BROADWAY STREET,  Facility Carried by Structure: BMRR
Minimum Vertical Clearance: 0.30m (0.98ft),  Kilometerpoint: 0.225,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Truss - Thru,  Length of Maximum Span: 11.3m (37.1ft)

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Structure Number: 65016000083,  Location: 0.1 MI FROM JCT. 16 (Lat: 43.164353,  Lng: -70.855194),  Route carried "under" structure: State highway 16,  Year Built: 1956,  Structure Length: 5.15m (16.90ft),  Average Daily Traffic: 32,000 (year 1998),  Truck Traffic: 8%,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: GERRISH ROAD
Minimum Vertical Clearance: 0.50m (1.64ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Toll: On toll road,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 14.3m (46.9ft)

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Structure Number: 65018100039,  Location: 0.4 MI JCT RT 4 (Lat: 43.130936,  Lng: -70.838936),  Route carried "under" structure: State highway 16,  Year Built: 1956,  Structure Length: 7.32m (24.02ft),  Average Daily Traffic: 39,414 (year 2005),  Truck Traffic: 8%,  Features Intersected: NH 16,SP TPK,  Facility Carried by Structure: US 4 WB
Minimum Vertical Clearance: 5.15m (16.90ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Toll: On toll road,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 21.6m (70.9ft)


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