Bridge Statistics for Nevada City, California (CA) - Condition, Traffic, Stress, Structural Evaluation, Project Costs

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Structure Number: 17 0053,  Location: 03-NEV-020-R16.74-NEVC (Lat: 39.258333,  Lng: -121.016667),  Route carried "on" structure: City street Y095,  Year Built: 1967,  Status: Open,  Structure Length: 3.41m (11.19ft),  Average Daily Traffic: 6,500 (year 1998),  Truck Traffic: 10%,  Average Future Daily Traffic: 23,836 (year 2028),  Design Load: HS 20,  Features Intersected: ROUTE 20,  Facility Carried by Structure: SACRAMENTO ST
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: 9.1m (29.9ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 32.9m (107.9ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 9.7m (31.8ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 99.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.6 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,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2006,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 17 0054,  Location: 03-NEV-020-R16.87-NEVC (Lat: 39.260000,  Lng: -121.016667),  Route carried "on" structure: State highway 20,  Year Built: 1967,  Status: Open,  Structure Length: 5.12m (16.80ft),  Average Daily Traffic: 20,400 (year 1997),  Truck Traffic: 9%,  Average Future Daily Traffic: 75,748 (year 2026),  Design Load: HS 20,  Features Intersected: DEER CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 16.870,  Lanes on structure: 6,  Base Highway Network: Yes (,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 25.0m (82.0ft),  Skew: 29 degrees,  Material/Design: Concrete continuous,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 22.6m (74.1ft),  Curb-To-Curb Width: 25.0m (82.0ft),  Out-to-Out Width: 25.6m (84.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 71.6 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: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: August 2004,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 17 0055,  Location: 03-NEV-020-R16.99-NEVC (Lat: 39.261667,  Lng: -121.016667),  Route carried "on" structure: City street Y091,  Year Built: 1967,  Status: Open,  Structure Length: 2.99m (9.81ft),  Average Daily Traffic: 4,000 (year 1998),  Truck Traffic: 10%,  Average Future Daily Traffic: 16,876 (year 2028),  Design Load: HS 20,  Features Intersected: ROUTE 20,  Facility Carried by Structure: BROAD ST
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: 12.2m (40.0ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 28.3m (92.8ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 2.4m (7.9ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 17.7m (58.1ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Operating Rating: 87.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.6 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: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2006,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 17 0056,  Location: 03-NEV-020-R17.18-NEVC (Lat: 39.265000,  Lng: -121.015000),  Route carried "on" structure: City street Y094,  Year Built: 1967,  Status: Open,  Structure Length: 3.29m (10.79ft),  Average Daily Traffic: 5,000 (year 2000),  Truck Traffic: 10%,  Average Future Daily Traffic: 16,876 (year 2028),  Design Load: HS 20,  Features Intersected: ROUTE 20,  Facility Carried by Structure: WASHINGTON ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 5,  Owner: State Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 10 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 31.4m (103.0ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 12.2m (40.0ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 87.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2006,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 17C0001,  Location: 0.1 MI SOUTH OF BROAD ST (Lat: 39.261111,  Lng: -121.019444),  Route carried "on" structure: City street ,  Year Built: 1996,  Status: Open,  Structure Length: 9.14m (29.99ft),  Average Daily Traffic: 3,500 (year 1998),  Truck Traffic: 1%,  Average Future Daily Traffic: 4,385 (year 2028),  Design Load: HS 20,  Features Intersected: DEER CREEK,  Facility Carried by Structure: SOUTH PINE STREET
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,  Design/Construction: Truss - Deck,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 10,  Length of Maximum Span: 45.7m (149.9ft),  Curb or Sidewalk Widths: Left: 1.2m (3.9ft),  Right: 0.0m,  Curb-To-Curb Width: 6.7m (22.0ft),  Out-to-Out Width: 9.0m (29.5ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Good,  Channel: Excellent,  Operating Rating: 43.2 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: High priority of replacement,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 9.14m (29.99ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: September 2006,  Critical Feature Inspection Date: July 2007,  Bridge Improvement Cost: $987,000,  Roadway Improvement Cost: $99,000,  Total Project Cost: $1,481,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 17C0002,  Location: NEAR BROAD ST (Lat: 39.261944,  Lng: -121.015833),  Route carried "on" structure: City street Y095,  Year Built: 1938,  Year Reconstructed: 1941,  Status: Open,  Structure Length: 1.86m (6.10ft),  Average Daily Traffic: 500 (year 1980),  Truck Traffic: 2%,  Average Future Daily Traffic: 627 (year 2028),  Features Intersected: DEER CREEK,  Facility Carried by Structure: NEVADA STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 8.5m (27.9ft),  Curb or Sidewalk Widths: Left: 1.2m (3.9ft),  Right: 1.2m (3.9ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 10.4m (34.1ft)

Condition: Deck: Critical,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Satisfactory,  Operating Rating: 32.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 20.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2006,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 17C0041,  Location: BTWN SR20 & SACRAMENTO ST (Lat: 39.261944,  Lng: -121.016111),  Route carried "on" structure: City street Y091,  Year Built: 1967,  Status: Open,  Structure Length: 1.77m (5.81ft),  Average Daily Traffic: 6,555 (year 1980),  Truck Traffic: 2%,  Average Future Daily Traffic: 7,432 (year 2028),  Design Load: HS 20,  Features Intersected: DEER CREEK,  Facility Carried by Structure: BROAD ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 8.8m (28.9ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 2.4m (7.9ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 17.7m (58.1ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 51.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 30.8 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,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2006,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 17 0053,  Location: 03-NEV-020-R16.74-NEVC (Lat: 39.258333,  Lng: -121.016667),  Route carried "under" structure: State highway 20,  Year Built: 1967,  Structure Length: 3.41m (11.19ft),  Average Daily Traffic: 20,400 (year 1997),  Truck Traffic: 8%,  Features Intersected: ROUTE 20,  Facility Carried by Structure: SACRAMENTO ST
Minimum Vertical Clearance: 4.47m (14.67ft),  Kilometerpoint: 1.674,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 32.9m (107.9ft)

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Structure Number: 17 0055,  Location: 03-NEV-020-R16.99-NEVC (Lat: 39.261667,  Lng: -121.016667),  Route carried "under" structure: State highway 20,  Year Built: 1967,  Structure Length: 2.99m (9.81ft),  Average Daily Traffic: 27,500 (year 2000),  Truck Traffic: 7%,  Features Intersected: ROUTE 20,  Facility Carried by Structure: BROAD ST
Minimum Vertical Clearance: 4.92m (16.14ft),  Kilometerpoint: 1.699,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 28.3m (92.8ft)

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Structure Number: 17 0056,  Location: 03-NEV-020-R17.18-NEVC (Lat: 39.265000,  Lng: -121.015000),  Route carried "under" structure: State highway 20,  Year Built: 1967,  Structure Length: 3.29m (10.79ft),  Average Daily Traffic: 27,500 (year 2000),  Truck Traffic: 7%,  Features Intersected: ROUTE 20,  Facility Carried by Structure: WASHINGTON ST
Minimum Vertical Clearance: 4.57m (14.99ft),  Kilometerpoint: 1.718,  Lanes on structure: 2,  Lanes under structure: 5,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 31.4m (103.0ft)