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

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Structure Number: 24007100137,  Location: 6.6 MI FROM LITTLETON TL (Lat: 44.313175,  Lng: -71.670056),  Route carried "on" structure: Other road ,  Year Built: 1928,  Status: Posted for load,  Structure Length: 3.38m (11.09ft),  Average Daily Traffic: 440 (year 2002),  Truck Traffic: 4%,  Average Future Daily Traffic: 651 (year 2026),  Design Load: H 15,  Features Intersected: AMMONOOSUC RIVER,  Facility Carried by Structure: PROSPECT STREET
Minimum Vertical Clearance: 4.42m (14.50ft),  Kilometerpoint: 6.631,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 4.9m (16.1ft),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 31.1m (102.0ft),  Curb-To-Curb Width: 2.6m (8.5ft),  Out-to-Out Width: 6.1m (20.0ft)

Condition: Deck: Poor,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Good,  Operating Rating: 12.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 10.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: High priority of replacement,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 20.0 - 29.9% below),  Length Of Structure Improvement: 3.38m (11.09ft),  Designated Inspection Frequency: Every 12 months,  Critical Feature Inspection Frequency: Every 12 months,  Inspection Date: October 2007,  Critical Feature Inspection Date: October 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

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Structure Number: 24009900152,  Location: 2.2 MI FROM WHITEFIELD TL (Lat: 44.293819,  Lng: -71.657633),  Route carried "on" structure: State highway 142,  Year Built: 1927,  Year Reconstructed: 1998,  Status: Open,  Structure Length: 3.78m (12.40ft),  Average Daily Traffic: 710 (year 2005),  Truck Traffic: 10%,  Average Future Daily Traffic: 1,051 (year 2026),  Design Load: H 15,  Features Intersected: AMMONOOSUC RIVER
Minimum Vertical Clearance: 4.32m (14.17ft),  Kilometerpoint: 3.605,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 35.7m (117.1ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 6.4m (21.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Good,  Channel: Good,  Operating Rating: 40.8 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: Somewhat better than minimum adequacy,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: High priority of corrective action,  Length Of Structure Improvement: 3.78m (12.40ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: March 2008,  Critical Feature 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: 2401000005,  Location: 0.03 MI LITTLETON TL (Lat: 44.293369,  Lng: -71.760150),  Route carried "on" structure: Interstate 93,  Year Built: 1959,  Year Reconstructed: 1991,  Status: Open,  Structure Length: 2.38m (7.81ft),  Average Daily Traffic: 4,850 (year 2002),  Truck Traffic: 9%,  Average Future Daily Traffic: 7,178 (year 2026),  Design Load: HS 20+Mod,  Features Intersected: US302,NH 18,NH116
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.246,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 5 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 21.3m (69.9ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.3m (40.4ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  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: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.38m (7.81ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 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: 24011100064,  Location: 2.1 MI SUGARHILL TL (Lat: 44.284297,  Lng: -71.744203),  Route carried "on" structure: US 302,  Year Built: 1959,  Status: Open,  Structure Length: 8.78m (28.81ft),  Average Daily Traffic: 3,000 (year 2005),  Truck Traffic: 7%,  Average Future Daily Traffic: 4,440 (year 2026),  Design Load: HS 25,  Features Intersected: I-93
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.835,  Lanes on structure: 2,  Lanes under structure: 5,  Base Highway Network: Yes (Inventory Route: U3,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 23 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 22.6m (74.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 14.0m (45.9ft),  Out-to-Out Width: 15.5m (50.9ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Operating Rating: 78.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 47.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: High priority of replacement,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 8.78m (28.81ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 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: 24011900065,  Location: 1.7 MI SUGARHILL TL (Lat: 44.278689,  Lng: -71.742792),  Route carried "on" structure: Other road ,  Year Built: 1959,  Year Reconstructed: 1990,  Status: Open,  Structure Length: 7.44m (24.41ft),  Average Daily Traffic: 280 (year 2002),  Truck Traffic: 4%,  Average Future Daily Traffic: 414 (year 2026),  Design Load: HS 20,  Features Intersected: I-93,  Facility Carried by Structure: WEST FARM ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.152,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Skew: 1 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 20.1m (65.9ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 8.2m (26.9ft),  Out-to-Out Width: 9.3m (30.5ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Operating Rating: 57.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 34.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable 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: 7.44m (24.41ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 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: 24012500177,  Location: 2.9 MI FROM CARROLL TL (Lat: 44.272658,  Lng: -71.632231),  Route carried "on" structure: US 302,  Year Built: 1983,  Status: Open,  Structure Length: 12.22m (40.09ft),  Average Daily Traffic: 2,400 (year 1994),  Truck Traffic: 7%,  Average Future Daily Traffic: 3,552 (year 2026),  Design Load: HS 20+Mod,  Features Intersected: AMMONOOSUC RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 11.330,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: U3,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 6 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 45.1m (148.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 13.2m (43.3ft),  Out-to-Out Width: 15.7m (51.5ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 59.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 35.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 12.22m (40.09ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 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: 24012700178,  Location: 5.0MI FROM LITTLETON TL (Lat: 44.271569,  Lng: -71.631586),  Route carried "on" structure: Other road OLDRD,  Year Built: 1928,  Status: Closed,  Structure Length: 4.27m (14.01ft),  Design Load: H 15,  Features Intersected: AMMONOOSUC RIVER,  Facility Carried by Structure: BYPASSED HISTORIC
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.002,  Lanes on structure: 1,  Owner: City or Municipal Highway Agency,  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 42.7m (140.1ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.4m (27.6ft)

Condition: Deck: Imminent failure,  Superstructure: Imminent failure,  Substructure: Imminent failure,  Channel: Good,  Deck Geometry: Equal to present minimum criteria,  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: 4.27m (14.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 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: 2401470006,  Location: 0.3 MI SUGARHILL TL (Lat: 44.260144,  Lng: -71.752158),  Route carried "on" structure: Interstate 93,  Year Built: 1959,  Year Reconstructed: 1991,  Status: Open,  Structure Length: 1.98m (6.50ft),  Average Daily Traffic: 3,400 (year 2002),  Truck Traffic: 9%,  Average Future Daily Traffic: 5,032 (year 2026),  Design Load: HS 20+Mod,  Features Intersected: NH 18,NH116
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.547,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.9m (39.0ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 18.0m (59.1ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.0m,  Curb-To-Curb Width: 16.2m (53.1ft),  Out-to-Out Width: 16.7m (54.8ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 62.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.98m (6.50ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 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: 2401480006,  Location: 0.7 M N SUGARHILL TL (Lat: 44.260211,  Lng: -71.751711),  Route carried "on" structure: Interstate 93,  Year Built: 1972,  Year Reconstructed: 1991,  Status: Open,  Structure Length: 1.92m (6.30ft),  Average Daily Traffic: 3,400 (year 2002),  Truck Traffic: 9%,  Average Future Daily Traffic: 5,032 (year 2026),  Design Load: HS 20+Mod,  Features Intersected: NH 18,NH116
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.547,  Lanes on structure: 3,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 17.1m (56.1ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 17.4m (57.1ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 24.7m (81.0ft),  Out-to-Out Width: 25.2m (82.7ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: 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: Superior to present desirable criteria,  Underclear: Meets minimum limits,  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 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: 24016700174,  Location: 2.0 MI FROM FRANCONIA TL (Lat: 44.243758,  Lng: -71.638250),  Route carried "on" structure: US 3,  Year Built: 1990,  Status: Open,  Structure Length: 2.29m (7.51ft),  Average Daily Traffic: 3,900 (year 2005),  Truck Traffic: 7%,  Average Future Daily Traffic: 5,772 (year 2026),  Design Load: HS 25,  Features Intersected: GALE RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.251,  Lanes on structure: 2,  Owner: State 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: 21.3m (69.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 13.1m (43.0ft),  Out-to-Out Width: 14.3m (46.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Satisfactory,  Operating Rating: 78.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 47.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable 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: 2.29m (7.51ft),  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: 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: 24011100064,  Location: 2.1 MI SUGARHILL TL (Lat: 44.284297,  Lng: -71.744203),  Route carried "under" structure: Interstate 93,  Year Built: 1959,  Structure Length: 8.78m (28.81ft),  Average Daily Traffic: 6,800 (year 2002),  Truck Traffic: 9%,  Features Intersected: I-93,  Facility Carried by Structure: US302,NH 18,NH116
Minimum Vertical Clearance: 5.29m (17.36ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 5,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 22.6m (74.1ft)

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Structure Number: 24011900065,  Location: 1.7 MI SUGARHILL TL (Lat: 44.278689,  Lng: -71.742792),  Route carried "under" structure: Interstate 93,  Year Built: 1959,  Structure Length: 7.44m (24.41ft),  Average Daily Traffic: 6,800 (year 2002),  Truck Traffic: 9%,  Features Intersected: I-93,  Facility Carried by Structure: WEST FARM ROAD
Minimum Vertical Clearance: 5.28m (17.32ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 20.1m (65.9ft)