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

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Structure Number: 101103000511031,  Location: 0.2 MI TO JCT W CL3 TH31 (Lat: 43.638611,  Lng: -73.151389),  Route carried "on" structure: Other road C2003,  Year Built: 1940,  Status: Open,  Structure Length: 2.07m (6.79ft),  Average Daily Traffic: 450 (year 1996),  Truck Traffic: 3%,  Average Future Daily Traffic: 675 (year 2016),  Features Intersected: NORTH BRITTAIN BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  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: 6.9m (22.6ft),  Out-to-Out Width: 7.6m (24.9ft)

Condition: Deck: Good,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 39.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 22.5 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 2.90m (9.51ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2006,  Bridge Improvement Cost: $702,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $852,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 101103000711031,  Location: 0.2 MI TO JCT W CL3 TH31 (Lat: 43.621667,  Lng: -73.161944),  Route carried "on" structure: Other road C2003,  Year Built: 1919,  Year Reconstructed: 1976,  Status: Open,  Structure Length: 1.49m (4.89ft),  Average Daily Traffic: 850 (year 1996),  Truck Traffic: 3%,  Average Future Daily Traffic: 1,275 (year 2016),  Design Load: HS 20+Mod,  Features Intersected: NORTH BRITTAIN BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 14.3m (46.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 8.6m (28.2ft),  Out-to-Out Width: 8.7m (28.5ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 85.5 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 45.9 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 2.38m (7.81ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2006,  Bridge Improvement Cost: $659,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $809,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 101103000811031,  Location: 0.3 MI TO JCT W CL3 TH31 (Lat: 43.633333,  Lng: -73.158056),  Route carried "on" structure: Other road C2003,  Year Built: 1940,  Status: Open,  Structure Length: 1.68m (5.51ft),  Average Daily Traffic: 450 (year 1996),  Truck Traffic: 3%,  Average Future Daily Traffic: 675 (year 2016),  Features Intersected: NORTH BRITTAIN BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.8m (51.8ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 6.2m (20.3ft),  Out-to-Out Width: 7.0m (23.0ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 51.3 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 2.35m (7.71ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2006,  Bridge Improvement Cost: $524,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $674,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 101103003311031,  Location: 0.15 MI TO JCT W CL1 TH1 (Lat: 43.611389,  Lng: -73.185833),  Route carried "on" structure: Other road C3005,  Year Built: 1908,  Year Reconstructed: 1999,  Status: Open,  Structure Length: 1.16m (3.81ft),  Average Daily Traffic: 40 (year 1997),  Truck Traffic: 1%,  Average Future Daily Traffic: 60 (year 2017),  Design Load: HS 20,  Features Intersected: CASTLETON RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 1,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 4.3m (14.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.0m (36.1ft),  Curb-To-Curb Width: 4.2m (13.8ft),  Out-to-Out Width: 4.7m (15.4ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 45.9 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 31.5 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 1.86m (6.10ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2006,  Bridge Improvement Cost: $279,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $429,000 ( Estimate for 2007),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber,  Deck Protection: Internally Sealed

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Structure Number: 101103003411031,  Location: 0.25 MI TO JCT W CL1 TH1 (Lat: 43.614167,  Lng: -73.181111),  Route carried "on" structure: Other road C2005,  Year Built: 1968,  Status: Open,  Structure Length: 2.26m (7.41ft),  Average Daily Traffic: 610 (year 1996),  Truck Traffic: 2%,  Average Future Daily Traffic: 915 (year 2016),  Design Load: HS 20,  Features Intersected: CASTLETON RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 21.9m (71.9ft),  Curb-To-Curb Width: 9.0m (29.5ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 80.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 50.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.93m (9.61ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2006,  Bridge Improvement Cost: $940,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $1,090,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 101103003511031,  Location: 0.07 MI TO JCT W CL2 TH3 (Lat: 43.639722,  Lng: -73.147500),  Route carried "on" structure: Other road C3028,  Year Built: 1977,  Status: Open,  Structure Length: 0.85m (2.79ft),  Average Daily Traffic: 100 (year 1996),  Truck Traffic: 2%,  Average Future Daily Traffic: 150 (year 2016),  Design Load: HS 20,  Features Intersected: NORTH BRITTAIN BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 4.9m (16.1ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.9m (25.9ft),  Curb-To-Curb Width: 4.9m (16.1ft),  Out-to-Out Width: 5.0m (16.4ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Fair,  Operating Rating: 83.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 49.5 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: 1.52m (4.99ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2006,  Bridge Improvement Cost: $246,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $396,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 101103003611031,  Location: 0.1 MI TO JCT W VT4-A (Lat: 43.609167,  Lng: -73.125000),  Route carried "on" structure: Other road C3048,  Year Built: 1977,  Status: Open,  Structure Length: 0.85m (2.79ft),  Average Daily Traffic: 100 (year 1996),  Truck Traffic: 2%,  Average Future Daily Traffic: 150 (year 2016),  Design Load: HS 20,  Features Intersected: CASTLETON RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.6m (24.9ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 5.5m (18.0ft),  Out-to-Out Width: 6.2m (20.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 64.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 39.6 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Better than 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: 1.52m (4.99ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2006,  Bridge Improvement Cost: $301,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $451,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 101103003711031,  Location: 0.4 MI S JCT VT 4A (Lat: 43.600278,  Lng: -73.232778),  Route carried "on" structure: Other road C2006,  Year Built: 1983,  Status: Open,  Structure Length: 2.29m (7.51ft),  Average Daily Traffic: 1,200 (year 1996),  Truck Traffic: 2%,  Average Future Daily Traffic: 1,800 (year 2016),  Design Load: HS 20+Mod,  Features Intersected: CASTLETON RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 3 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: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 8.1m (26.6ft),  Out-to-Out Width: 8.9m (29.2ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 63.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 40.5 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 2.99m (9.81ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2006,  Bridge Improvement Cost: $846,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $996,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 101103003811031,  Location: 0.25 MI TO JCT W VT30 (Lat: 43.677500,  Lng: -73.198333),  Route carried "on" structure: Other road C3014,  Year Built: 1962,  Status: Open,  Structure Length: 2.56m (8.40ft),  Average Daily Traffic: 200 (year 1996),  Truck Traffic: 2%,  Average Future Daily Traffic: 300 (year 2016),  Design Load: H 20,  Features Intersected: LAKE BOMOSEEN
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 25.0m (82.0ft),  Curb or Sidewalk Widths: Left: 0.9m (3.0ft),  Right: 0.9m (3.0ft),  Curb-To-Curb Width: 7.0m (23.0ft),  Out-to-Out Width: 8.8m (28.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 82.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 49.5 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: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.32m (10.89ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2006,  Bridge Improvement Cost: $937,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $1,087,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 200015009211032,  Location: 0.4 MI S JCT. VT.4A (Lat: 43.603611,  Lng: -73.209444),  Route carried "on" structure: State highway 30,  Year Built: 1938,  Status: Open,  Structure Length: 2.41m (7.91ft),  Average Daily Traffic: 3,600 (year 1998),  Truck Traffic: 9%,  Average Future Daily Traffic: 5,400 (year 2018),  Design Load: H 15,  Features Intersected: CASTLETON RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 121.877,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 23.5m (77.1ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.1m (26.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  Channel: Good,  Operating Rating: 41.4 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 22.5 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 3.14m (10.30ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2007,  Bridge Improvement Cost: $721,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $871,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 200015009311032,  Location: 0.3 MI S JCT. VT.4A (Lat: 43.604444,  Lng: -73.209444),  Route carried "on" structure: State highway 30,  Year Built: 1938,  Year Reconstructed: 1968,  Status: Open,  Structure Length: 3.32m (10.89ft),  Average Daily Traffic: 3,600 (year 1998),  Truck Traffic: 9%,  Average Future Daily Traffic: 5,400 (year 2018),  Design Load: H 15,  Features Intersected: CLARENDON PITTSFORD R.R.
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 121.957,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 11.0m (36.1ft),  Curb-To-Curb Width: 7.8m (25.6ft),  Out-to-Out Width: 8.8m (28.9ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Poor,  Operating Rating: 36.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 21.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of replacement,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 3.99m (13.09ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2007,  Bridge Improvement Cost: $998,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $1,148,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 200020008E11032,  Location: 1.4 MI W EXIT 4 VT.30 (Lat: 43.611389,  Lng: -73.231667),  Route carried "on" structure: US 4,  Year Built: 1971,  Status: Open,  Structure Length: 16.55m (54.30ft),  Average Daily Traffic: 4,250 (year 1998),  Truck Traffic: 10%,  Average Future Daily Traffic: 6,375 (year 2018),  Design Load: HS 20,  Features Intersected: LAKE BOMOSEEN TH 2
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 12.294,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.9m (39.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 79.2m (259.8ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 11.2m (36.7ft),  Out-to-Out Width: 12.5m (41.0ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 89.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 70.2 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 18.20m (59.71ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $6,441,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $6,591,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 200020008W11032,  Location: 1.4 MI W EXIT 4 VT.30 (Lat: 43.611667,  Lng: -73.231667),  Route carried "on" structure: US 4,  Year Built: 1971,  Status: Open,  Structure Length: 16.55m (54.30ft),  Average Daily Traffic: 4,250 (year 1998),  Truck Traffic: 10%,  Average Future Daily Traffic: 6,375 (year 2018),  Design Load: HS 20,  Features Intersected: LAKE BOMOSEEN TH 2
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 12.294,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.9m (39.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 79.2m (259.8ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 11.2m (36.7ft),  Out-to-Out Width: 12.5m (41.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 89.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 70.2 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 18.20m (59.71ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $6,441,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $6,591,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 200020010E11032,  Location: U.S.4 EXIT 4 VT.30 (Lat: 43.616111,  Lng: -73.206667),  Route carried "on" structure: US 4,  Year Built: 1971,  Status: Open,  Structure Length: 7.10m (23.29ft),  Average Daily Traffic: 3,900 (year 1998),  Truck Traffic: 10%,  Average Future Daily Traffic: 5,850 (year 2018),  Design Load: HS 20,  Features Intersected: US 4 OVER VT 30
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 14.386,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 2,  Length of Maximum Span: 45.7m (149.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 11.2m (36.7ft),  Out-to-Out Width: 12.5m (41.0ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 89.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 61.2 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,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 7.80m (25.59ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2007,  Bridge Improvement Cost: $2,764,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $2,914,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 200020010W11032,  Location: U.S.4 EXIT 4 VT.30 (Lat: 43.617222,  Lng: -73.206389),  Route carried "on" structure: US 4,  Year Built: 1971,  Status: Open,  Structure Length: 7.10m (23.29ft),  Average Daily Traffic: 3,900 (year 1998),  Truck Traffic: 10%,  Average Future Daily Traffic: 5,850 (year 2018),  Design Load: HS 20,  Features Intersected: US 4 OVER VT 30
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 14.386,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 2,  Length of Maximum Span: 45.7m (149.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 11.2m (36.7ft),  Out-to-Out Width: 12.5m (41.0ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 89.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 61.2 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,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 7.80m (25.59ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2007,  Bridge Improvement Cost: $2,764,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $2,914,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 200142000411032,  Location: 0.4 MI E JCT. VT.30 (Lat: 43.607500,  Lng: -73.200278),  Route carried "on" structure: Alternate State highway 4A,  Year Built: 1962,  Status: Open,  Structure Length: 3.90m (12.80ft),  Average Daily Traffic: 4,300 (year 1998),  Truck Traffic: 6%,  Average Future Daily Traffic: 6,450 (year 2018),  Design Load: HS 20,  Features Intersected: CASTLETON RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 18.9m (62.0ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.7m (35.1ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 60.3 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 39.6 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.69m (15.39ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2007,  Bridge Improvement Cost: $1,414,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $1,564,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 200142000711032,  Location: 2.0 MI E JCT. VT.30 (Lat: 43.613611,  Lng: -73.168889),  Route carried "on" structure: Alternate State highway 4A,  Year Built: 1964,  Status: Open,  Structure Length: 2.10m (6.89ft),  Average Daily Traffic: 4,600 (year 1998),  Truck Traffic: 6%,  Average Future Daily Traffic: 6,900 (year 2018),  Design Load: HS 20,  Features Intersected: CASTLETON RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 11.9m (39.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 20.4m (66.9ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 9.2m (30.2ft),  Out-to-Out Width: 10.8m (35.4ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 67.5 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 37.8 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.96m (9.71ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2007,  Bridge Improvement Cost: $897,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $1,047,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 200142000811032,  Location: 2.4 MI E JCT. VT.30 (Lat: 43.613889,  Lng: -73.162222),  Route carried "on" structure: Alternate State highway 4A,  Year Built: 2007,  Status: Open,  Structure Length: 1.83m (6.00ft),  Average Daily Traffic: 2,100 (year 2006),  Truck Traffic: 3%,  Average Future Daily Traffic: 3,150 (year 2026),  Design Load: HS 25,  Features Intersected: CASTLETON RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  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: 8.2m (26.9ft),  Out-to-Out Width: 9.4m (30.8ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 51.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 46.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.56m (8.40ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2007,  Bridge Improvement Cost: $685,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $835,000 ( Estimate for 2007),  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 200142001111032,  Location: 3.9 MI E JCT. VT.30 (Lat: 43.613611,  Lng: -73.133889),  Route carried "on" structure: Alternate State highway 4A,  Year Built: 1988,  Status: Open,  Structure Length: 1.89m (6.20ft),  Average Daily Traffic: 2,000 (year 1998),  Truck Traffic: 6%,  Average Future Daily Traffic: 3,000 (year 2018),  Design Load: HS 20+Mod,  Features Intersected: CASTLETON RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 18.3m (60.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 10.1m (33.1ft),  Out-to-Out Width: 11.1m (36.4ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Very good,  Operating Rating: 73.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 42.3 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 2.65m (8.69ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2007,  Bridge Improvement Cost: $833,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $983,000 ( Estimate for 2007),  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: 200142001211032,  Location: 5.0 MI E JCT. VT.30 (Lat: 43.609722,  Lng: -73.112778),  Route carried "on" structure: Alternate State highway 4A,  Year Built: 1989,  Status: Open,  Structure Length: 1.40m (4.59ft),  Average Daily Traffic: 2,000 (year 1998),  Truck Traffic: 6%,  Average Future Daily Traffic: 3,000 (year 2018),  Design Load: HS 20+Mod,  Features Intersected: CASTLETON RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 13.4m (44.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 9.9m (32.5ft),  Out-to-Out Width: 11.2m (36.7ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 89.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 62.1 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: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 2.26m (7.41ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2007,  Bridge Improvement Cost: $710,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $860,000 ( Estimate for 2007),  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: 200161009511032,  Location: 3.2 MI N JCT US 4 (Lat: 43.661389,  Lng: -73.190000),  Route carried "on" structure: State highway 30,  Year Built: 1959,  Year Reconstructed: 1982,  Status: Open,  Structure Length: 0.82m (2.69ft),  Average Daily Traffic: 5,200 (year 1998),  Truck Traffic: 6%,  Average Future Daily Traffic: 7,800 (year 2018),  Design Load: H 20,  Features Intersected: SUCKER BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.9m (16.1ft)

Condition: Channel: Fair,  Culverts: Satisfactory,  Operating Rating: 54.0 metric tons,  Inventory Rating: 32.4 metric tons,  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.82m (2.69ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $160,000,  Roadway Improvement Cost: $25,000,  Total Project Cost: $185,000 ( Estimate for 2007)

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Structure Number: 2011030D1111031,  Location: 6.9 MI E EXIT 4 (Lat: 43.619444,  Lng: -73.181944),  Route carried "on" structure: County highway TH5,  Year Built: 1971,  Status: Open,  Structure Length: 12.31m (40.39ft),  Average Daily Traffic: 600 (year 1998),  Truck Traffic: 2%,  Average Future Daily Traffic: 900 (year 2018),  Design Load: HS 20,  Features Intersected: TH NO 5 OVER US 4
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  Skew: 3 degrees,  Material/Design: Steel continuous,  Design/Construction: Frame,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 33.8m (110.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 8.2m (26.9ft),  Out-to-Out Width: 9.4m (30.8ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 57.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 13.53m (44.39ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2007,  Bridge Improvement Cost: $3,623,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $3,773,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 2011030D9E11031,  Location: 0.5 MI W EXIT 4 (Lat: 43.614167,  Lng: -73.215278),  Route carried "on" structure: County highway TH24,  Year Built: 1971,  Status: Open,  Structure Length: 3.75m (12.30ft),  Average Daily Traffic: 400 (year 1998),  Truck Traffic: 2%,  Average Future Daily Traffic: 600 (year 2018),  Design Load: HS 20,  Features Intersected: TH NO 24 OVER US 4
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 36.6m (120.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 8.2m (26.9ft),  Out-to-Out Width: 9.4m (30.8ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 89.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 60.3 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,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.51m (14.80ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2007,  Bridge Improvement Cost: $1,196,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $1,346,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 2011030D9W11031,  Location: 0.5 MI W EXIT 4 (Lat: 43.615000,  Lng: -73.215556),  Route carried "on" structure: County highway TH24,  Year Built: 1971,  Status: Open,  Structure Length: 3.75m (12.30ft),  Average Daily Traffic: 375 (year 1998),  Truck Traffic: 2%,  Average Future Daily Traffic: 562 (year 2018),  Design Load: HS 20,  Features Intersected: TH NO 24 OVER US 4
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 36.6m (120.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 8.2m (26.9ft),  Out-to-Out Width: 9.4m (30.8ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 89.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 60.3 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,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.51m (14.80ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2007,  Bridge Improvement Cost: $1,196,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $1,346,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 203142000111032,  Location: 0.1 MI N JCT. VT.4A (Lat: 43.615000,  Lng: -73.165833),  Route carried "on" structure: Spur State highway 915,  Year Built: 1964,  Status: Open,  Structure Length: 2.10m (6.89ft),  Average Daily Traffic: 3,300 (year 1998),  Truck Traffic: 6%,  Average Future Daily Traffic: 4,950 (year 2018),  Design Load: HS 20,  Features Intersected: BRITTAIN BROOK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 10.1m (33.1ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 20.4m (66.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.7m (35.1ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 66.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 39.6 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: 2.96m (9.71ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2007,  Bridge Improvement Cost: $889,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $1,039,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 203142000211032,  Location: 0.2 MI N JCT. VT.4A (Lat: 43.616667,  Lng: -73.165833),  Route carried "on" structure: Spur State highway 915,  Year Built: 1968,  Status: Open,  Structure Length: 7.99m (26.21ft),  Average Daily Traffic: 2,300 (year 1998),  Truck Traffic: 6%,  Average Future Daily Traffic: 3,450 (year 2018),  Design Load: HS 20,  Features Intersected: VT915 CONN. OVER US 4
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 10.1m (33.1ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 26.5m (86.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 9.2m (30.2ft),  Out-to-Out Width: 10.9m (35.8ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Fair,  Operating Rating: 65.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 8.78m (28.81ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2007,  Bridge Improvement Cost: $2,706,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $2,856,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 101103003211031,  Location: 0.15 MI TO JCT W C3 TH43 (Lat: 43.591667,  Lng: -73.197500),  Route carried "under" structure: Other road C2004,  Year Built: 1915,  Structure Length: 1.34m (4.40ft),  Average Daily Traffic: 500 (year 1996),  Truck Traffic: 2%,  Features Intersected: CLASS 2, TH4,  Facility Carried by Structure: PEDESTRIAN TRAIL
Minimum Vertical Clearance: 3.73m (12.24ft),  Kilometerpoint: 0.000,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Girder and Floorbeam System,  Length of Maximum Span: 9.4m (30.8ft)

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Structure Number: 200020010E11032,  Location: 0.6 MI N JCT. VT.4A (Lat: 43.616111,  Lng: -73.206667),  Route carried "under" structure: State highway 30,  Year Built: 1971,  Structure Length: 7.10m (23.29ft),  Average Daily Traffic: 5,900 (year 1998),  Truck Traffic: 9%,  Features Intersected: US 4 OVER VT 30,  Facility Carried by Structure: US 00004 ML
Minimum Vertical Clearance: 4.52m (14.83ft),  Kilometerpoint: 123.309,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 45.7m (149.9ft)

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Structure Number: 200020010W11032,  Location: 0.6 MI N JCT. VT.4A (Lat: 43.617222,  Lng: -73.206389),  Route carried "under" structure: State highway 30,  Year Built: 1971,  Structure Length: 7.10m (23.29ft),  Average Daily Traffic: 4,200 (year 1998),  Truck Traffic: 9%,  Features Intersected: US 4 OVER VT 30,  Facility Carried by Structure: US 00004 ML
Minimum Vertical Clearance: 4.39m (14.40ft),  Kilometerpoint: 123.309,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 45.7m (149.9ft)

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Structure Number: 2011030D1111031,  Location: 6.9 MI E EXIT 4 VT.30 (Lat: 43.619444,  Lng: -73.181944),  Route carried "under" structure: US 4,  Year Built: 1971,  Structure Length: 12.31m (40.39ft),  Average Daily Traffic: 7,800 (year 1998),  Truck Traffic: 10%,  Features Intersected: US 4 UNDER TH NO 5,  Facility Carried by Structure: TR 00005
Minimum Vertical Clearance: 5.69m (18.67ft),  Kilometerpoint: 16.719,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Frame,  Length of Maximum Span: 33.8m (110.9ft)

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Structure Number: 2011030D9E11031,  Location: 0.5 MI W EXIT 4 VT.30 (Lat: 43.614167,  Lng: -73.215278),  Route carried "under" structure: US 4,  Year Built: 1971,  Structure Length: 3.75m (12.30ft),  Average Daily Traffic: 4,250 (year 1998),  Truck Traffic: 10%,  Features Intersected: US 4 UNDER TH NO 24
Minimum Vertical Clearance: 4.83m (15.85ft),  Kilometerpoint: 13.646,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 36.6m (120.1ft)

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Structure Number: 2011030D9W11031,  Location: 0.5 MI W EXIT 4 VT.30 (Lat: 43.615000,  Lng: -73.215556),  Route carried "under" structure: US 4,  Year Built: 1971,  Structure Length: 3.75m (12.30ft),  Average Daily Traffic: 4,250 (year 1998),  Truck Traffic: 10%,  Features Intersected: US 4 UNDER TH NO 24
Minimum Vertical Clearance: 5.08m (16.67ft),  Kilometerpoint: 13.646,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 36.6m (120.1ft)

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Structure Number: 203142000211032,  Location: US4 EXIT 5 CASTLETON SH (Lat: 43.616667,  Lng: -73.165833),  Route carried "under" structure: US 4,  Year Built: 1968,  Structure Length: 7.99m (26.21ft),  Average Daily Traffic: 13,300 (year 1998),  Truck Traffic: 10%,  Features Intersected: US 4 UNDER CSTLN SH,  Facility Carried by Structure: VT 00915
Minimum Vertical Clearance: 5.66m (18.57ft),  Kilometerpoint: 18.103,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 26.5m (86.9ft)