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


  • National Bridge Inventory (NBI) Statistics
  • 15Number of bridges
  • 59ft / 18.0mTotal length
  • $31,420,000Total costs
  • 157,043Total average daily traffic
  • 11,489Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Auburn
  • No street view available for this location

New bridges in Auburn, NH - historical statistics
  • New bridges - historical statistics
  • 1Before 1900
  • 21930-1939
  • 61960-1969
  • 41970-1979
  • 22000-2009
Reconstructed bridges in Auburn, NH - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 21980-1989
  • 21990-1999
Average Bridge Daily Traffic in Auburn, NH
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 25.0%Very good
  • 50.0%Good
  • 12.5%Satisfactory
  • 12.5%Imminent failure
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 25.0%Very good
  • 50.0%Good
  • 12.5%Satisfactory
  • 12.5%Imminent failure
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 87.5%Good
  • 12.5%Imminent failure
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 20.0%Very good
  • 80.0%Good
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 50.0%Good
  • 50.0%Satisfactory
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Structure Number: 13006000133,  Location: 3.5 MI JCT RTE 28 (Lat: 43.010456,  Lng: -71.384439),  Route carried "on" structure: State highway 101,  Year Built: 1961,  Year Reconstructed: 2004,  Status: Open,  Structure Length: 1.92m (6.30ft),  Average Daily Traffic: 24,473 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 36,220 (year 2042),  Design Load: HS 25 or greater,  Features Intersected: KING STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 99.097,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.8m (38.7ft),  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: 18.0m (59.1ft),  Out-to-Out Width: 19.1m (62.7ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 69.7 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: 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: March 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 13006000134,  Location: 3.5 MI JCT RT. 28 (Lat: 43.010631,  Lng: -71.384606),  Route carried "on" structure: State highway 101,  Year Built: 1961,  Year Reconstructed: 2004,  Status: Open,  Structure Length: 1.83m (6.00ft),  Average Daily Traffic: 23,566 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 34,877 (year 2042),  Design Load: HS 25 or greater,  Features Intersected: KING STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 81.219,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 16.5m (54.1ft),  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: 12.8m (42.0ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 69.7 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,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.83m (6.00ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 13007000102,  Location: 2.0 MI JCT RT 121 (Lat: 42.988000,  Lng: -71.375656),  Route carried "on" structure: Bypass State highway 28,  Year Built: 2001,  Status: Open,  Structure Length: 1.46m (4.79ft),  Average Daily Traffic: 6,208 (year 2020),  Truck Traffic: 5%,  Average Future Daily Traffic: 9,187 (year 2042),  Design Load: HS 25 or greater,  Features Intersected: LAKE MASSABESIC
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 13.633,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 13.1m (43.0ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 9.3m (30.5ft),  Out-to-Out Width: 10.4m (34.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 73.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 44.3 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: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.46m (4.79ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 13008000153,  Location: 1.7 MI MANCHESTER TL (Lat: 43.023378,  Lng: -71.366222),  Route carried "on" structure: State highway 101,  Year Built: 1972,  Status: Open,  Structure Length: 3.89m (12.76ft),  Average Daily Traffic: 24,473 (year 2020),  Truck Traffic: 7%,  Average Future Daily Traffic: 36,220 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: HOOKSETT ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 101.167,  Lanes on structure: 2,  Lanes under structure: 3,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.3m (46.9ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 36.8m (120.7ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 14.5m (47.6ft),  Out-to-Out Width: 17.1m (56.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 50.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 30.4 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: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.89m (12.76ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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Structure Number: 13008000154,  Location: 1.7 MI MANCHESTER TL (Lat: 43.023425,  Lng: -71.366428),  Route carried "on" structure: State highway 101,  Year Built: 1972,  Status: Open,  Structure Length: 3.89m (12.76ft),  Average Daily Traffic: 22,660 (year 2020),  Truck Traffic: 7%,  Average Future Daily Traffic: 33,536 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: HOOKSETT ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 79.167,  Lanes on structure: 2,  Lanes under structure: 3,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.3m (46.9ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 36.8m (120.7ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 14.5m (47.6ft),  Out-to-Out Width: 16.6m (54.5ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 50.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 30.4 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: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.89m (12.76ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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Structure Number: 13008800162,  Location: 2.6 MI JCT RT 28 (Lat: 43.029031,  Lng: -71.357819),  Route carried "on" structure: State highway 101,  Year Built: 1964,  Status: Open,  Structure Length: 0.82m (2.69ft),  Average Daily Traffic: 45,320 (year 2020),  Truck Traffic: 7%,  Average Future Daily Traffic: 67,073 (year 2042),  Design Load: HS 20,  Features Intersected: TOWER HILL ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 102.087,  Lanes on structure: 4,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 24.1m (79.1ft),  Skew: 22 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.0m (23.0ft),  Curb-To-Curb Width: 33.8m (110.9ft),  Out-to-Out Width: 39.6m (129.9ft)

Condition: Culverts: Satisfactory,  Operating Rating: 65.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.4 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: 0.82m (2.69ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022)
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Structure Number: 13009500044,  Location: 4.45 MI S AUBURN TL. (Lat: 42.947203,  Lng: -71.350056),  Route carried "on" structure: Bypass State highway 28,  Year Built: 1937,  Status: Open,  Structure Length: 0.67m (2.20ft),  Average Daily Traffic: 6,294 (year 2020),  Truck Traffic: 4%,  Average Future Daily Traffic: 9,315 (year 2042),  Design Load: H 15,  Features Intersected: COHAS BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.634,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.1m (20.0ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 14.3m (46.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Good,  Operating Rating: 45.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 27.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum 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: 0.67m (2.20ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 13009500127,  Location: 300 YDS N. OF NH 121 (Lat: 43.005600,  Lng: -71.349086),  Route carried "on" structure: Other road ,  Year Built: 1850,  Year Reconstructed: 1991,  Status: Closed,  Structure Length: 0.88m (2.89ft),  Average Daily Traffic: 168 (year 2020),  Average Future Daily Traffic: 248 (year 2042),  Features Intersected: MAPLE FALLS BROOK,  Facility Carried by Structure: GRIFFIN MILL ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.039,  Lanes on structure: 1,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 2.7m (8.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.3m (24.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 3.7m (12.1ft),  Out-to-Out Width: 4.4m (14.4ft)

Condition: Deck: Imminent failure,  Superstructure: Imminent failure,  Substructure: Imminent failure,  Channel: Good,  Operating Rating: 18.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 12.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 0.88m (2.89ft),  Designated Inspection Frequency: Every 16 months,  Inspection Date: October 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 13009700124,  Location: 2.5 MI FROM MANCHESTER TL (Lat: 43.004347,  Lng: -71.348864),  Route carried "on" structure: State highway 121,  Year Built: 1930,  Year Reconstructed: 1992,  Status: Open,  Structure Length: 1.07m (3.51ft),  Average Daily Traffic: 2,713 (year 2020),  Truck Traffic: 5%,  Average Future Daily Traffic: 4,015 (year 2042),  Design Load: H 15,  Features Intersected: SUCKER BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 31.834,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  Material/Design: Concrete,  Design/Construction: Frame,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 7.6m (24.9ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 38.6 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 23.2 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 1.07m (3.51ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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Structure Number: 13010700058,  Location: 0.10 MI. WILSON CROSSING (Lat: 42.952333,  Lng: -71.342861),  Route carried "on" structure: Other road ,  Year Built: 2002,  Status: Open,  Structure Length: 1.55m (5.09ft),  Average Daily Traffic: 168 (year 2020),  Average Future Daily Traffic: 248 (year 2042),  Features Intersected: COHAS BROOK,  Facility Carried by Structure: WINDSOR DRIVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.143,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 14.6m (47.9ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 54.5 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  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: 1.55m (5.09ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $2,718,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $3,142,000 ( Estimate for 2022)
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Structure Number: 13006000133,  Location: 3.5 MI JCT RTE 28 (Lat: 43.010456,  Lng: -71.384439),  Route carried "under" structure: City street ,  Year Built: 1961,  Structure Length: 0. m,  Average Daily Traffic: 300 (year 2014),  Features Intersected: KING STREET,  Facility Carried by Structure: NH101 EB
Minimum Vertical Clearance: 5.03m (16.50ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 17.4m (57.1ft)

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Structure Number: 13006000134,  Location: 3.5 MI JCT RT. 28 (Lat: 43.010631,  Lng: -71.384606),  Route carried "under" structure: City street ,  Year Built: 1961,  Structure Length: 0. m,  Average Daily Traffic: 300 (year 2014),  Features Intersected: KING STREET,  Facility Carried by Structure: NH101 WB
Minimum Vertical Clearance: 4.52m (14.83ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 16.5m (54.1ft)

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Structure Number: 13008000153,  Location: 1.7 MI MANCHESTER TL (Lat: 43.023378,  Lng: -71.366222),  Route carried "under" structure: City street ,  Year Built: 1972,  Structure Length: 0. m,  Average Daily Traffic: 100 (year 2014),  Features Intersected: HOOKSETT ROAD,  Facility Carried by Structure: NH101 EB
Minimum Vertical Clearance: 5.03m (16.50ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 3,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 36.8m (120.7ft)

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Structure Number: 13008000154,  Location: 1.7 MI MANCHESTER TL (Lat: 43.023425,  Lng: -71.366428),  Route carried "under" structure: City street ,  Year Built: 1972,  Structure Length: 0. m,  Average Daily Traffic: 100 (year 2014),  Features Intersected: HOOKSETT ROAD,  Facility Carried by Structure: NH101 WB
Minimum Vertical Clearance: 5.03m (16.50ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 3,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 36.8m (120.7ft)

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Structure Number: 13008800162,  Location: 2.6 MI JCT RT 28 (Lat: 43.029031,  Lng: -71.357819),  Route carried "under" structure: City street ,  Year Built: 1964,  Structure Length: 0. m,  Average Daily Traffic: 200 (year 2014),  Features Intersected: TOWER HILL ROAD,  Facility Carried by Structure: NH101
Minimum Vertical Clearance: 3.81m (12.50ft),  Kilometerpoint: 0.000,  Lanes on structure: 4,  Lanes under structure: 2,  Material/Design: Concrete,  Design/Construction: Culvert,  Length of Maximum Span: 7.0m (23.0ft)

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