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Bridge Statistics for St. Johnsbury, Vermont (VT)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 52Number of bridges
  • 771ft / 235mTotal length
  • $40,125,000Total costs
  • 262,080Total average daily traffic
  • 29,785Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for St. Johnsbury
  • No street view available for this location

New bridges in St. Johnsbury, VT - historical statistics
  • New bridges - historical statistics
  • 11910-1919
  • 41920-1929
  • 31930-1939
  • 11940-1949
  • 11950-1959
  • 11960-1969
  • 321970-1979
  • 31980-1989
  • 11990-1999
  • 12000-2009
  • 42010-2019
Reconstructed bridges in St. Johnsbury, VT - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 11930-1939
  • 01940-1949
  • 11950-1959
  • 31960-1969
  • 11970-1979
  • 11980-1989
Average Bridge Daily Traffic in St. Johnsbury, VT
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 12.1%Very good
  • 48.5%Good
  • 24.2%Satisfactory
  • 15.2%Fair
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 39.4%Very good
  • 33.3%Good
  • 21.2%Satisfactory
  • 6.1%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 6.1%Very good
  • 51.5%Good
  • 33.3%Satisfactory
  • 9.1%Fair
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 75.9%Very good
  • 13.8%Good
  • 10.3%Satisfactory
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 20.0%Very good
  • 80.0%Good
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Structure Number: 207012001903112,  Location: CONCORD AVE (Lat: 44.423536,  Lng: -72.009067),  Route carried "on" structure: City street CONCD,  Year Built: 1933,  Year Reconstructed: 1971,  Status: Open,  Structure Length: 2.26m (7.41ft),  Average Daily Traffic: 4,300 (year 2016),  Truck Traffic: 11%,  Average Future Daily Traffic: 4,515 (year 2026),  Design Load: H 20,  Features Intersected: MOOSE RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 21.9m (71.9ft),  Curb or Sidewalk Widths: Left: 1.2m (3.9ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 8.4m (27.6ft),  Out-to-Out Width: 8.7m (28.5ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 39.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 23.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.26m (7.41ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Bridge Improvement Cost: $741,000,  Roadway Improvement Cost: $50,000,  Total Project Cost: $791,000 ( Estimate for 2020),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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Structure Number: 207020003603112,  Location: LOWER PORTLAND STREET (Lat: 44.419844,  Lng: -72.012903),  Route carried "on" structure: City street LPRTS,  Year Built: 1963,  Status: Open,  Structure Length: 4.72m (15.49ft),  Average Daily Traffic: 600 (year 2016),  Truck Traffic: 3%,  Average Future Daily Traffic: 630 (year 2026),  Design Load: H 20,  Features Intersected: PASSUMPSIC RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  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: 22.6m (74.1ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 6.7m (22.0ft),  Out-to-Out Width: 9.3m (30.5ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Very good,  Operating Rating: 49.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 24.5 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.72m (15.49ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 48 months,  Inspection Date: July 2020,  Underwater Inspection Date: August 2021,  Bridge Improvement Cost: $1,655,000,  Roadway Improvement Cost: $50,000,  Total Project Cost: $1,705,000 ( Estimate for 2020),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 100311004103111,  Location: 0.07 MI W TO JCT W TH70 (Lat: 44.417172,  Lng: -72.029864),  Route carried "under" structure: Other road C3068,  Year Built: 2013,  Structure Length: 0. m,  Average Daily Traffic: 110 (year 2009),  Truck Traffic: 1%,  Features Intersected: VAST TRAIL OVER TH68,  Facility Carried by Structure: PED/BIKE PATH
Kilometerpoint: 0.000,  Material/Design: Steel,  Design/Construction: Truss - Thru,  Length of Maximum Span: 21.9m (71.9ft)

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Structure Number: 200028103E03112,  Location: 0.5 MI N JCT VT 2B W (Lat: 44.428031,  Lng: -72.033717),  Route carried "under" structure: Interstate 91,  Year Built: 1975,  Structure Length: 0. m,  Average Daily Traffic: 3,000 (year 1998),  Truck Traffic: 13%,  Features Intersected: I 91 UNDER US 2,  Facility Carried by Structure: US 00002 E ML
Minimum Vertical Clearance: 6.40m (21.00ft),  Kilometerpoint: 210.184,  Lanes on structure: 3,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 48.8m (160.1ft)

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Structure Number: 200028103W03112,  Location: 0.5 MI N JCT VT 2B W (Lat: 44.428353,  Lng: -72.033819),  Route carried "under" structure: Interstate 91,  Year Built: 1975,  Structure Length: 0. m,  Average Daily Traffic: 3,000 (year 1998),  Truck Traffic: 13%,  Features Intersected: I 91 UNDER US 2,  Facility Carried by Structure: US 00002 W ML
Minimum Vertical Clearance: 7.18m (23.56ft),  Kilometerpoint: 210.184,  Lanes on structure: 3,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 48.8m (160.1ft)

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Structure Number: 200041003A03112,  Location: I 91 EXIT 22 (Lat: 44.453811,  Lng: -72.024306),  Route carried "under" structure: Interstate 91,  Year Built: 1975,  Structure Length: 0. m,  Average Daily Traffic: 3,750 (year 1998),  Truck Traffic: 13%,  Features Intersected: VT973 CONN. OVER I 91NB,  Facility Carried by Structure: VT 00973 CONN
Minimum Vertical Clearance: 5.79m (19.00ft),  Kilometerpoint: 213.305,  Lanes on structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 32.3m (106.0ft)

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Structure Number: 200091083N03112,  Location: I 91 EXIT 20 (Lat: 44.404942,  Lng: -72.022683),  Route carried "under" structure: US 5,  Year Built: 1978,  Structure Length: 0. m,  Average Daily Traffic: 3,750 (year 1998),  Truck Traffic: 11%,  Features Intersected: I 91 OVER US 5,  Facility Carried by Structure: I 00091 ML
Minimum Vertical Clearance: 5.15m (16.90ft),  Kilometerpoint: 219.604,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 34.1m (111.9ft)

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Structure Number: 200091083S03112,  Location: I 91 EXIT 20 (Lat: 44.404600,  Lng: -72.022864),  Route carried "under" structure: US 5,  Year Built: 1978,  Structure Length: 0. m,  Average Daily Traffic: 3,750 (year 1998),  Truck Traffic: 11%,  Features Intersected: I 91 OVER US 5,  Facility Carried by Structure: I 00091 ML
Minimum Vertical Clearance: 5.00m (16.40ft),  Kilometerpoint: 219.604,  Lanes on structure: 3,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 34.1m (111.9ft)

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Structure Number: 200091090S03112,  Location: I 91 EXIT 22 (Lat: 44.453808,  Lng: -72.025103),  Route carried "under" structure: Ramp State highway 973,  Year Built: 1975,  Structure Length: 0. m,  Average Daily Traffic: 4,200 (year 1996),  Truck Traffic: 6%,  Features Intersected: I 91SB OVER VT973 - CONN,  Facility Carried by Structure: I 00091 ML
Minimum Vertical Clearance: 4.80m (15.75ft),  Kilometerpoint: 1.609,  Lanes on structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 24.4m (80.1ft)

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Structure Number: 2003110D8903111,  Location: 0.7 MI N EXIT 21 (Lat: 44.438289,  Lng: -72.027739),  Route carried "under" structure: Interstate 91,  Year Built: 1975,  Structure Length: 0. m,  Average Daily Traffic: 7,500 (year 1998),  Truck Traffic: 13%,  Features Intersected: I 91 UNDER TH NO 4,  Facility Carried by Structure: TR 00TH4
Minimum Vertical Clearance: 6.95m (22.80ft),  Kilometerpoint: 211.503,  Lanes on structure: 2,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 33.5m (109.9ft)

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Structure Number: 207000000703112,  Location: 0.2 MI W JCT US2 E (Lat: 44.420992,  Lng: -72.032586),  Route carried "under" structure: Interstate 91,  Year Built: 1975,  Structure Length: 0. m,  Average Daily Traffic: 6,000 (year 1998),  Truck Traffic: 13%,  Features Intersected: I 91 UNDER VT 2B,  Facility Carried by Structure: VT 0002B ML
Minimum Vertical Clearance: 11.58m (37.99ft),  Kilometerpoint: 209.331,  Lanes on structure: 2,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 55.5m (182.1ft)

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