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Bridge Statistics for Winooski, Vermont (VT)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 10Number of bridges
  • 95ft / 28.9mTotal length
  • $7,720,000Total costs
  • 361,550Total average daily traffic
  • 29,169Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Winooski
  • No street view available for this location

New bridges in Winooski, VT - historical statistics
  • New bridges - historical statistics
  • 11910-1919
  • 11950-1959
  • 81960-1969
Average Bridge Daily Traffic in Winooski, VT
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 71.4%Good
  • 14.3%Satisfactory
  • 14.3%Fair
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 14.3%Very good
  • 71.4%Good
  • 14.3%Satisfactory
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 71.4%Good
  • 28.6%Satisfactory
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Structure Number: 100418000104181,  Location: 0.05 MI TO JCT W ALLEN ST (Lat: 44.492050,  Lng: -73.188017),  Route carried "on" structure: Other road C30WE,  Year Built: 1916,  Status: Posted for load,  Structure Length: 1.71m (5.61ft),  Average Daily Traffic: 750 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 788 (year 2029),  Features Intersected: NEW ENGLAND CENTRAL RR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.6m (38.1ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 2.3m (7.5ft),  Curb-To-Curb Width: 16.2m (53.1ft),  Out-to-Out Width: 17.0m (55.8ft)

Condition: Culverts: Satisfactory,  Operating Rating: 28.1 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 16.3 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Meets minimum limits,  Deck Geometry: Superior to present desirable criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.71m (5.61ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Bridge Improvement Cost: $1,092,000,  Roadway Improvement Cost: $50,000,  Total Project Cost: $1,142,000 ( Estimate for 2020),  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 200089071N04182,  Location: 0.2 MI S EXIT 15 (Lat: 44.490472,  Lng: -73.172997),  Route carried "on" structure: Interstate 89,  Year Built: 1962,  Status: Open,  Structure Length: 4.33m (14.21ft),  Average Daily Traffic: 56,400 (year 2018),  Truck Traffic: 8%,  Average Future Daily Traffic: 59,220 (year 2028),  Design Load: HS 20,  Features Intersected: I 89 OVER NECRR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 145.277,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 13 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.8m (51.8ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 12.8m (42.0ft),  Out-to-Out Width: 14.3m (46.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 69.9 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 desirable criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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Structure Number: 200089071S04182,  Location: 0.2 MI S EXIT 15 (Lat: 44.490600,  Lng: -73.173319),  Route carried "on" structure: Interstate 89,  Year Built: 1962,  Status: Open,  Structure Length: 4.33m (14.21ft),  Average Daily Traffic: 56,400 (year 2018),  Truck Traffic: 8%,  Average Future Daily Traffic: 59,220 (year 2028),  Design Load: Railroad,  Features Intersected: I 89 OVER NECRR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 145.277,  Lanes on structure: 3,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 2.4m (7.9ft),  Skew: 13 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.8m (51.8ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 12.8m (42.0ft),  Out-to-Out Width: 14.3m (46.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 69.9 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: High priority of replacement,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.33m (14.21ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Bridge Improvement Cost: $2,336,000,  Roadway Improvement Cost: $50,000,  Total Project Cost: $2,386,000 ( 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: 200089072N04182,  Location: I 89 EXIT 15 (Lat: 44.493239,  Lng: -73.173144),  Route carried "on" structure: Interstate 89,  Year Built: 1962,  Status: Open,  Structure Length: 5.09m (16.70ft),  Average Daily Traffic: 56,400 (year 2018),  Truck Traffic: 8%,  Average Future Daily Traffic: 59,220 (year 2028),  Design Load: HS 20,  Features Intersected: I 89 OVER VT 15
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 145.582,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 10 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 28.0m (91.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.7m (35.1ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 62.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 37.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.09m (16.70ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Bridge Improvement Cost: $2,046,000,  Roadway Improvement Cost: $50,000,  Total Project Cost: $2,096,000 ( Estimate for 2020),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 200089072S04182,  Location: I 89 EXIT 15 (Lat: 44.493233,  Lng: -73.173419),  Route carried "on" structure: Interstate 89,  Year Built: 1962,  Status: Open,  Structure Length: 5.09m (16.70ft),  Average Daily Traffic: 56,400 (year 2018),  Truck Traffic: 8%,  Average Future Daily Traffic: 59,220 (year 2028),  Design Load: HS 20,  Features Intersected: I 89 OVER VT 15
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 145.582,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 10 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 28.0m (91.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.7m (35.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 62.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 37.2 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: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.09m (16.70ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Bridge Improvement Cost: $2,046,000,  Roadway Improvement Cost: $50,000,  Total Project Cost: $2,096,000 ( 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: 200089073N04182,  Location: 0.1 MI N EXIT 15 (Lat: 44.495253,  Lng: -73.173272),  Route carried "on" structure: Interstate 89,  Year Built: 1962,  Status: Open,  Structure Length: 3.87m (12.70ft),  Average Daily Traffic: 39,500 (year 2018),  Truck Traffic: 8%,  Average Future Daily Traffic: 41,475 (year 2028),  Design Load: HS 20,  Features Intersected: I 89 OVER LAFOUNTAIN
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 145.791,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 10 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.4m (57.1ft),  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: 13.1m (43.0ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Operating Rating: 67.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.9 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,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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Structure Number: 200089073S04182,  Location: 0.1 MI N EXIT 15 (Lat: 44.495244,  Lng: -73.173572),  Route carried "on" structure: Interstate 89,  Year Built: 1962,  Status: Open,  Structure Length: 3.72m (12.20ft),  Average Daily Traffic: 39,500 (year 2018),  Truck Traffic: 8%,  Average Future Daily Traffic: 41,475 (year 2028),  Design Load: HS 20,  Features Intersected: I 89 OVER LAFOUNTAIN
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 145.791,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 10 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.8m (51.8ft),  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: 13.1m (43.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 67.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.9 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: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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Structure Number: 205100015104182,  Location: 0.1 MI N JCT. VT.15 (Lat: 44.492142,  Lng: -73.186522),  Route carried "on" structure: US 7,  Year Built: 1952,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 13,600 (year 2018),  Truck Traffic: 7%,  Average Future Daily Traffic: 14,280 (year 2028),  Design Load: H 20,  Features Intersected: US 7 OVER N.E.C. RR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 217.814,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: City or Municipal Highway Agency,  Maintenance Responsibility: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.4m (21.0ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 17.6m (57.7ft),  Out-to-Out Width: 18.3m (60.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  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: Superior to present desirable criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete
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Structure Number: 200089072N04182,  Location: I 89 EXIT 15 (Lat: 44.493239,  Lng: -73.173144),  Route carried "under" structure: State highway 15,  Year Built: 1962,  Structure Length: 0. m,  Average Daily Traffic: 21,300 (year 1996),  Truck Traffic: 9%,  Features Intersected: I 89 OVER VT15,  Facility Carried by Structure: I 00089 ML
Minimum Vertical Clearance: 4.80m (15.75ft),  Kilometerpoint: 1.094,  Lanes on structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 28.0m (91.9ft)

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Structure Number: 200089072S04182,  Location: I 89 EXIT 15 (Lat: 44.493233,  Lng: -73.173419),  Route carried "under" structure: State highway 15,  Year Built: 1962,  Structure Length: 0. m,  Average Daily Traffic: 21,300 (year 1996),  Truck Traffic: 9%,  Features Intersected: I 89 OVER VT15,  Facility Carried by Structure: I 00089 ML
Minimum Vertical Clearance: 4.67m (15.32ft),  Kilometerpoint: 1.094,  Lanes on structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 28.0m (91.9ft)

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