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Bridge Statistics for Stillwater, Minnesota (MN) - Condition, Traffic, Stress, Structural Evaluation, Project Costs

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National Bridge Inventory (NBI) Statistics
Number of bridges: 10
Total length: 80 meters (262ft)
Total costs: $45,300,000
Total average daily traffic: 92,780
Total average daily truck traffic: 3,255
National Bridge Inventory (NBI) Registered Bridges for Stillwater

New bridges - Historical Statistics

  • 1910-1919: 1
  • 1920-1929: 0
  • 1930-1939: 4
  • 1940-1949: 1
  • 1950-1959: 0
  • 1960-1969: 0
  • 1970-1979: 0
  • 1980-1989: 0
  • 1990-1999: 4

Average Daily Traffic

Bridge Condition - Deck

Bridge Condition - Superstructure

Bridge Condition - Substructure

Bridge Condition - Channel

Bridge Condition - Culverts

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Structure Number: 4654,  Location: at Wisconsin state line (Lat: 45.056667,  Lng: -92.801667),  Route carried "on" structure: State highway 36,  Year Built: 1930,  Status: Posted for load,  Structure Length: 32.10m (105.31ft),  Average Daily Traffic: 18,000 (year 2004),  Truck Traffic: 3%,  Design Load: H 15,  Features Intersected: St Croix River
Minimum Vertical Clearance: 4.24m (13.91ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Navigation Control: Yes ( Vertical Clearance: 19.2m (63.0ft), Horizontal Clearance: 29.9m (98.1ft)),  Material/Design: Steel,  Design/Construction: Movable - Lift,  Number Of Spans In Main Unit: 7,  Number Of Approach Spans: 3,  Length of Maximum Span: 43.8m (143.7ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 2.3m (7.5ft),  Curb-To-Curb Width: 7.0m (23.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Very good,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Good,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 21.2 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Underclear: High priority of replacement,  Waterway Adequacy: High priority of replacement,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 32.10m (105.31ft),  Designated Inspection Frequency: Every 12 months,  Critical Feature Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: May 2007,  Critical Feature Inspection Date: May 2007,  Underwater Inspection Date: August 2004,  Bridge Improvement Cost: $4,549,000,  Roadway Improvement Cost: $3,020,000,  Total Project Cost: $45,300,000 ( Estimate for 2006),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 82006,  Location: AT THE JCT TH 5 (Lat: 45.036147,  Lng: -92.846458),  Route carried "on" structure: State highway 5,  Year Built: 1997,  Status: Open,  Structure Length: 6.75m (22.15ft),  Average Daily Traffic: 20,800 (year 2004),  Truck Traffic: 3%,  Design Load: HS 25,  Features Intersected: TH 36
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 4,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 27.4m (89.9ft),  Skew: 23 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 32.8m (107.6ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 3.0m (9.8ft),  Curb-To-Curb Width: 25.8m (84.6ft),  Out-to-Out Width: 31.9m (104.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 97.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 42.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 82J06,  Location: 1.2 MI W OF JCT CSAH 5 (Lat: 45.066667,  Lng: -92.813333),  Route carried "on" structure: County highway 64,  Year Built: 1994,  Status: Open,  Structure Length: 0.41m (1.35ft),  Average Daily Traffic: 750 (year 2005),  Design Load: HS 25,  Features Intersected: BROWNS CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Very good,  Culverts: Very good,  Operating Rating: 58.8 metric tons,  Inventory Rating: 39.2 metric tons,  Structural Evaluation: Equal to present desirable criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 12 months,  Inspection Date: December 2007,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 8424,  Location: 1.8 Mi North of Stillwat (Lat: 45.076658,  Lng: -92.806011),  Route carried "on" structure: State highway 95,  Year Built: 1934,  Status: Open,  Structure Length: 0.42m (1.38ft),  Average Daily Traffic: 6,300 (year 2004),  Truck Traffic: 4%,  Features Intersected: BROWNS CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 13.7m (44.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 39.2 metric tons,  Inventory Rating: 29.4 metric tons,  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 8425,  Location: 0.4 MI N OF JCT TH 96 (Lat: 45.076828,  Lng: -92.806311),  Route carried "on" structure: State highway 95,  Year Built: 1934,  Status: Open,  Structure Length: 0.37m (1.21ft),  Average Daily Traffic: 6,300 (year 2004),  Truck Traffic: 4%,  Features Intersected: SILVER CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 39.2 metric tons,  Inventory Rating: 29.4 metric tons,  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 872,  Location: 1.8 Mi West of Stillwate (Lat: 45.076075,  Lng: -92.808678),  Route carried "on" structure: State highway 96,  Year Built: 1949,  Status: Open,  Structure Length: 0.36m (1.18ft),  Average Daily Traffic: 3,300 (year 2004),  Truck Traffic: 3%,  Features Intersected: BROWNS CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 3.2m (10.5ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 39.2 metric tons,  Inventory Rating: 29.4 metric tons,  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 97949,  Location: 0.6 MI S OF JCT TH 95 (Lat: 45.070150,  Lng: -92.843450),  Route carried "on" structure: City street 117,  Year Built: 1993,  Status: Open,  Structure Length: 0.41m (1.35ft),  Average Daily Traffic: 80 (year 1993),  Design Load: HS 25,  Features Intersected: BROWNS CREEK
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),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 68.6 metric tons,  Inventory Rating: 40.8 metric tons,  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2008,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 4654,  Location: at Wisconsin state line (Lat: 45.056667,  Lng: -92.801667),  Route carried "under" structure: City street 181,  Year Built: 1930,  Structure Length: 32.10m (105.31ft),  Average Daily Traffic: 50 (year 1974),  Features Intersected: St Croix River,  Facility Carried by Structure: TH 36
Minimum Vertical Clearance: 0.29m (0.95ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Movable - Lift,  Length of Maximum Span: 43.8m (143.7ft)

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Structure Number: 6266,  Location: 1.6 Mi North of Stillwat (Lat: 45.073581,  Lng: -92.807444),  Route carried "under" structure: State highway 95,  Year Built: 1912,  Structure Length: 1.28m (4.20ft),  Average Daily Traffic: 7,000 (year 2004),  Truck Traffic: 4%,  Features Intersected: MN 95,  Facility Carried by Structure: MN ZEPHYR LTD
Minimum Vertical Clearance: 4.08m (13.39ft),  Kilometerpoint: 0.000,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Girder and Floorbeam System,  Length of Maximum Span: 11.6m (38.1ft)

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Structure Number: 82006,  Location: AT THE JCT TH 5 (Lat: 45.036147,  Lng: -92.846458),  Route carried "under" structure: State highway 36,  Year Built: 1997,  Structure Length: 6.75m (22.15ft),  Average Daily Traffic: 30,200 (year 2004),  Truck Traffic: 4%,  Features Intersected: TH 36,  Facility Carried by Structure: TH 5
Minimum Vertical Clearance: 5.06m (16.60ft),  Kilometerpoint: 0.000,  Lanes on structure: 4,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 32.8m (107.6ft)

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