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

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Structure Number: 198007000093,  Location: 2.2 MI FROM STRATFORD TL (Lat: 44.615736,  Lng: -71.536839),  Route carried "on" structure: US 3,  Year Built: 1959,  Status: Open,  Structure Length: 2.07m (6.79ft),  Average Daily Traffic: 3,271 (year 2005),  Truck Traffic: 7%,  Average Future Daily Traffic: 4,841 (year 2026),  Design Load: HS 20,  Features Intersected: SL&ARR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 13.181,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 12.5m (41.0ft),  Skew: 6 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 20.7m (67.9ft)

Condition: Culverts: Good,  Operating Rating: 45.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.07m (6.79ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 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: 198009300122,  Location: 1.5 MI FROM STARK TL (Lat: 44.606314,  Lng: -71.506208),  Route carried "on" structure: Other road ,  Year Built: 1937,  Status: Open,  Structure Length: 1.52m (4.99ft),  Features Intersected: NH110,  Facility Carried by Structure: SL&ARR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.754,  Lanes on structure: 1,  Lanes under structure: 2,  Owner: Railroad,  Approaching Roadway Width: 3.0m (9.8ft),  Skew: 4 degrees,  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 13.7m (44.9ft),  Curb-To-Curb Width: 3.0m (9.8ft),  Out-to-Out Width: 4.1m (13.5ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Good,  Operating Rating: 45.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.4 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 minimum criteria,  Length Of Structure Improvement: 1.52m (4.99ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 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 Precast Panels

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Structure Number: 19801040012,  Location: 2.4 MI FROM STARK TL (Lat: 44.595742,  Lng: -71.507575),  Route carried "on" structure: State highway 110,  Year Built: 1962,  Status: Open,  Structure Length: 1.04m (3.41ft),  Average Daily Traffic: 2,200 (year 1993),  Truck Traffic: 4%,  Average Future Daily Traffic: 3,256 (year 2026),  Design Load: HS 20,  Features Intersected: ROARING BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.386,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 10.1m (33.1ft),  Skew: 3 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.4m (34.1ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 60.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.04m (3.41ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2006,  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: 198010600112,  Location: 4.4 MI FROM LANCASTER TL (Lat: 44.594783,  Lng: -71.511433),  Route carried "on" structure: US 3,  Year Built: 1995,  Status: Open,  Structure Length: 7.16m (23.49ft),  Average Daily Traffic: 7,400 (year 2005),  Truck Traffic: 7%,  Average Future Daily Traffic: 10,952 (year 2026),  Design Load: HS 25,  Features Intersected: UPPER AMMONOOSUC RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.849,  Lanes on structure: 3,  Owner: State Highway Agency,  Approaching Roadway Width: 15.2m (49.9ft),  Skew: 3 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 35.1m (115.2ft),  Curb or Sidewalk Widths: Left: 1.6m (5.2ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 15.1m (49.5ft),  Out-to-Out Width: 17.5m (57.4ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 59.4 metric tons,  Inventory Rating: 40.8 metric tons,  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: 7.16m (23.49ft),  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,  Membrane: Preformed Fabric,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 198010600113,  Location: .1 MI.E.RT.3 (Lat: 44.595478,  Lng: -71.510433),  Route carried "on" structure: Other road OLDRD,  Year Built: 1852,  Status: Closed,  Structure Length: 4.02m (13.19ft),  Features Intersected: UPPER AMMONOOSUC RIVER,  Facility Carried by Structure: BYPASSED HISTORIC
Minimum Vertical Clearance: 3.81m (12.50ft),  Kilometerpoint: 0.002,  Lanes on structure: 1,  Owner: City or Municipal Highway Agency,  Material/Design: Wood or Timber,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 38.4m (126.0ft),  Curb-To-Curb Width: 4.0m (13.1ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Deck: Imminent failure,  Superstructure: Imminent failure,  Substructure: Imminent failure,  Channel: Good,  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: 4.02m (13.19ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 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: Wood or Timber

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Structure Number: 198010700122,  Location: 0.3 MI E NH RTE 110 (Lat: 44.594950,  Lng: -71.502861),  Route carried "on" structure: State highway ,  Year Built: 1956,  Status: Open,  Structure Length: 0.85m (2.79ft),  Average Daily Traffic: 220 (year 1985),  Truck Traffic: 10%,  Average Future Daily Traffic: 326 (year 2026),  Design Load: HS 15,  Features Intersected: ROARING BROOK,  Facility Carried by Structure: WINTER STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.515,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.4m (21.0ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Frame,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.9m (25.9ft),  Curb-To-Curb Width: 6.4m (21.0ft),  Out-to-Out Width: 7.5m (24.6ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 72.6 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: 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: 0.85m (2.79ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2006,  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: 198010800114,  Location: 2.55 MI WEST OF START TL (Lat: 44.595892,  Lng: -71.508536),  Route carried "on" structure: City street ,  Year Built: 1991,  Status: Closed,  Structure Length: 0.46m (1.51ft),  Average Daily Traffic: 100 (year 1987),  Truck Traffic: 4%,  Average Future Daily Traffic: 148 (year 2026),  Features Intersected: ROARING BROOK,  Facility Carried by Structure: BROOKLYN STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.048,  Lanes on structure: 1,  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: 2,  Length of Maximum Span: 2.1m (6.9ft)

Condition: Channel: Poor,  Culverts: Imminent failure,  Waterway Adequacy: High priority of corrective action,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 0.46m (1.51ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 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: 198014100059,  Location: VERMONT STATE LINE (Lat: 44.564228,  Lng: -71.558678),  Route carried "on" structure: State highway ,  Year Built: 1984,  Status: Open,  Structure Length: 9.57m (31.40ft),  Average Daily Traffic: 700 (year 1984),  Truck Traffic: 4%,  Average Future Daily Traffic: 1,036 (year 2026),  Design Load: HS 20+Mod,  Features Intersected: CONNECTICUT RIVER,  Facility Carried by Structure: GUILDHALL ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.080,  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: 3,  Length of Maximum Span: 35.4m (116.1ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 8.9m (29.2ft),  Out-to-Out Width: 11.4m (37.4ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 44.5 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: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 9.57m (31.40ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 24 months,  Inspection Date: July 2006,  Underwater Inspection Date: April 1996,  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: 198014200068,  Location: 3.1 MI N LANCASTER TL (Lat: 44.566231,  Lng: -71.551289),  Route carried "on" structure: US 3,  Year Built: 1946,  Status: Open,  Structure Length: 0.37m (1.21ft),  Average Daily Traffic: 4,600 (year 1991),  Truck Traffic: 7%,  Average Future Daily Traffic: 6,808 (year 2026),  Design Load: H 20,  Features Intersected: DEAN BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.973,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Satisfactory,  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: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.37m (1.21ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2006,  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: 198022300118,  Location: 0.18 MI N LANCASTER TL (Lat: 44.511453,  Lng: -71.489169),  Route carried "on" structure: State highway ,  Year Built: 1925,  Year Reconstructed: 1954,  Status: Open,  Structure Length: 0.49m (1.61ft),  Average Daily Traffic: 200 (year 1990),  Truck Traffic: 10%,  Average Future Daily Traffic: 296 (year 2026),  Features Intersected: FOX BROOK,  Facility Carried by Structure: LOST NATION ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 12.392,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 5.8m (19.0ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 4.3m (14.1ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.4m (27.6ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 41.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 26.3 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: Equal to present minimum criteria,  Length Of Structure Improvement: 0.49m (1.61ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2006,  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: 198009300122,  Location: 1.5 MI FROM STARK TL (Lat: 44.606314,  Lng: -71.506208),  Route carried "under" structure: State highway 110,  Year Built: 1937,  Structure Length: 1.52m (4.99ft),  Average Daily Traffic: 2,700 (year 2004),  Truck Traffic: 4%,  Features Intersected: NH110,  Facility Carried by Structure: SL&ARR
Minimum Vertical Clearance: 4.36m (14.30ft),  Kilometerpoint: 0.000,  Lanes on structure: 1,  Lanes under structure: 2,  Material/Design: Concrete,  Design/Construction: Slab,  Length of Maximum Span: 13.7m (44.9ft)