Bridge Statistics for Twin Lakes, Virginia (VA)
Condition, Traffic, Stress, Structural Evaluation, Project Costs

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Structure Number: 646,  Location: 0.42 FR 817/0.76GREENE CL (Lat: 38.204250,  Lng: -78.470836),  Route carried "on" structure: County highway 604,  Year Built: 1958,  Status: Open,  Structure Length: 4.69m (15.39ft),  Average Daily Traffic: 1,542 (year 2020),  Truck Traffic: 2%,  Average Future Daily Traffic: 2,031 (year 2040),  Design Load: H 20,  Features Intersected: NORTH FORK RIVANNA RIVER,  Facility Carried by Structure: BUFFALO RIVER ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.850,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 13.0m (42.7ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.8m (28.9ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 48.1 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 37.2 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: High priority of corrective action,  Length Of Structure Improvement: 4.69m (15.39ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $400,000,  Roadway Improvement Cost: $120,000,  Total Project Cost: $560,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 647,  Location: 1.40 GREENE CL/0.79 743 (Lat: 38.201867,  Lng: -78.449914),  Route carried "on" structure: County highway 605,  Year Built: 1932,  Year Reconstructed: 2008,  Status: Open,  Structure Length: 1.22m (4.00ft),  Average Daily Traffic: 260 (year 2018),  Average Future Daily Traffic: 368 (year 2040),  Design Load: H 10,  Features Intersected: SWIFT RUN,  Facility Carried by Structure: DURRETT RIDGE ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.253,  Lanes on structure: 1,  Owner: State Highway Agency,  Approaching Roadway Width: 4.0m (13.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.2m (40.0ft),  Curb-To-Curb Width: 3.9m (12.8ft),  Out-to-Out Width: 4.3m (14.1ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 63.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 49.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Waterway Adequacy: High priority of corrective action,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 2.44m (8.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2022,  Bridge Improvement Cost: $250,000,  Roadway Improvement Cost: $30,000,  Total Project Cost: $305,000,  Deck Structure Type: Wood or Timber

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Structure Number: 8974,  Location: .76 From 648 & .24 To 612 (Lat: 38.250986,  Lng: -78.508881),  Route carried "on" structure: County highway 603,  Year Built: 1932,  Year Reconstructed: 2013,  Status: Open,  Structure Length: 1.89m (6.20ft),  Average Daily Traffic: 313 (year 2020),  Average Future Daily Traffic: 344 (year 2040),  Design Load: HS 20+Mod,  Features Intersected: Roach River,  Facility Carried by Structure: Bingham Mtn Road
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.832,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 9.4m (30.8ft),  Curb-To-Curb Width: 5.6m (18.4ft),  Out-to-Out Width: 5.9m (19.4ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 73.5 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 56.2 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.89m (6.20ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $125,000,  Roadway Improvement Cost: $25,000,  Total Project Cost: $165,000,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Epoxy,  Deck Protection: Other

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Structure Number: 8985,  Location: .33 From 623&1.37 To 622 (Lat: 38.257264,  Lng: -78.450603),  Route carried "on" structure: County highway 624,  Year Built: 1932,  Year Reconstructed: 1991,  Status: Open,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 257 (year 2020),  Average Future Daily Traffic: 283 (year 2040),  Features Intersected: Blue Run,  Facility Carried by Structure: Beasley Road
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.531,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.8m (32.2ft),  Curb-To-Curb Width: 5.8m (19.0ft),  Out-to-Out Width: 6.1m (20.0ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Fair,  Operating Rating: 46.3 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 0.98m (3.22ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $250,000,  Roadway Improvement Cost: $55,000,  Total Project Cost: $330,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 8994,  Location: 1.34 From743&1.97 To 658S (Lat: 38.220875,  Lng: -78.447611),  Route carried "on" structure: County highway 629,  Year Built: 1975,  Year Reconstructed: 2015,  Status: Open,  Structure Length: 1.65m (5.41ft),  Average Daily Traffic: 116 (year 2020),  Average Future Daily Traffic: 162 (year 2040),  Design Load: HS 20+Mod,  Features Intersected: Welsh Run,  Facility Carried by Structure: Welsh Run Road
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.156,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 16.5m (54.1ft),  Curb-To-Curb Width: 7.5m (24.6ft),  Out-to-Out Width: 7.6m (24.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 59.7 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 46.1 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  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: 1.68m (5.51ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020,  Bridge Improvement Cost: $250,000,  Roadway Improvement Cost: $25,000,  Total Project Cost: $285,000,  Deck Structure Type: Other,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric,  Deck Protection: Other

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Structure Number: 8996,  Location: 1.06 From 604 &.52 To 641 (Lat: 38.251172,  Lng: -78.463903),  Route carried "on" structure: County highway 633,  Year Built: 1932,  Status: Posted for load,  Structure Length: 2.35m (7.71ft),  Average Daily Traffic: 902 (year 2020),  Truck Traffic: 1%,  Average Future Daily Traffic: 1,242 (year 2040),  Design Load: H 15,  Features Intersected: Swift Run,  Facility Carried by Structure: Amicus Road
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.059,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 12.5m (41.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 6.1m (20.0ft),  Out-to-Out Width: 6.4m (21.0ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 20.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 11.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: High priority of replacement,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 30.0 - 39.9% below),  Length Of Structure Improvement: 2.74m (8.99ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $190,000,  Roadway Improvement Cost: $40,000,  Total Project Cost: $250,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay

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Structure Number: 8997,  Location: .01 From 603& 1.59 To 604 (Lat: 38.261669,  Lng: -78.504072),  Route carried "on" structure: County highway 633,  Year Built: 1932,  Status: Open,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 663 (year 2020),  Truck Traffic: 3%,  Average Future Daily Traffic: 832 (year 2040),  Features Intersected: Parker Branch,  Facility Carried by Structure: Amicus Road
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.776,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 4.9m (16.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.8m (32.2ft),  Curb-To-Curb Width: 5.8m (19.0ft),  Out-to-Out Width: 6.1m (20.0ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 49.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 34.5 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 0.98m (3.22ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2020,  Bridge Improvement Cost: $450,000,  Roadway Improvement Cost: $25,000,  Total Project Cost: $500,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 8998,  Location: .68 From 623 & .97 To 629 (Lat: 38.248700,  Lng: -78.439861),  Route carried "on" structure: County highway 633,  Year Built: 1932,  Year Reconstructed: 1994,  Status: Open,  Structure Length: 1.87m (6.14ft),  Average Daily Traffic: 1,942 (year 2020),  Truck Traffic: 1%,  Average Future Daily Traffic: 2,719 (year 2040),  Features Intersected: Quarter Creek,  Facility Carried by Structure: Amicus Road
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.349,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 6.1m (20.0ft),  Out-to-Out Width: 6.1m (20.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 54.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 1.89m (6.20ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $450,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $620,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 9013,  Location: 1.07 From 603& .73 To 604 (Lat: 38.234828,  Lng: -78.493353),  Route carried "on" structure: County highway 648,  Year Built: 1963,  Status: Open,  Structure Length: 1.28m (4.20ft),  Average Daily Traffic: 473 (year 2020),  Average Future Daily Traffic: 662 (year 2040),  Design Load: HS 20,  Features Intersected: Roach River,  Facility Carried by Structure: Chapman Road
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.722,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.8m (42.0ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.9m (29.2ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 77.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 53.5 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: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Deck Structure Type: Other,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 24715,  Location: 1.19 From 743&2.30 To 633 (Lat: 38.226517,  Lng: -78.427544),  Route carried "on" structure: County highway 617,  Year Built: 1996,  Status: Open,  Structure Length: 1.37m (4.49ft),  Average Daily Traffic: 495 (year 2020),  Average Future Daily Traffic: 693 (year 2040),  Design Load: HS 20+Mod,  Features Intersected: Welsh Run,  Facility Carried by Structure: Dunnes Shop Road
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.924,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Skew: 4 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 13.7m (44.9ft),  Curb-To-Curb Width: 7.6m (24.9ft),  Out-to-Out Width: 8.2m (26.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 85.3 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Deck Structure Type: Other,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Epoxy,  Deck Protection: Epoxy Coated Reinforcing