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Bridge Statistics for Cottage Grove, Minnesota (MN)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 14Number of bridges
  • 138ft / 42mTotal length
  • $1,364,999,000Total costs
  • 169,986Total average daily traffic
  • 3,599Total average daily truck traffic
  • 68,036Total future (year 2029) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Cottage Grove
  • No street view available for this location

New bridges in Cottage Grove, MN - historical statistics
  • New bridges - historical statistics
  • 11930-1939
  • 21950-1959
  • 91980-1989
  • 11990-1999
  • 12010-2018
Average Bridge Daily Traffic in Cottage Grove, MN
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 14.3%Very good
  • 57.1%Good
  • 14.3%Satisfactory
  • 14.3%Poor
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 85.7%Good
  • 14.3%Satisfactory
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 66.7%Very good
  • 33.3%Satisfactory
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Structure Number: 82003,  Location: 6.2 MI SE OF JCT TH 494 (Lat: 44.815211,  Lng: -92.934486),  Route carried "on" structure: US 61,  Year Built: 1982,  Status: Open,  Structure Length: 6.35m (20.83ft),  Average Daily Traffic: 11,250 (year 2004),  Truck Traffic: 5%,  Average Future Daily Traffic: 11,250 (year 2029),  Design Load: HS 20,  Features Intersected: Jamaica Avenue
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 119.0m (390.4ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 31.4m (103.0ft),  Curb-To-Curb Width: 12.4m (40.7ft),  Out-to-Out Width: 13.5m (44.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 59.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2016,  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: 82003,  Location: 6.2 MI SE OF JCT TH 494 (Lat: 44.815211,  Lng: -92.934486),  Route carried "under" structure: City street 110,  Year Built: 1982,  Structure Length: 0. m,  Average Daily Traffic: 19,900 (year 2005),  Features Intersected: Jamaica Avenue,  Facility Carried by Structure: US 61 SB
Minimum Vertical Clearance: 5.33m (17.49ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 31.4m (103.0ft)

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Structure Number: 82004,  Location: 6.2 MI SE OF JCT TH 494 (Lat: 44.815375,  Lng: -92.934325),  Route carried "on" structure: US 61,  Year Built: 1982,  Status: Open,  Structure Length: 6.35m (20.83ft),  Average Daily Traffic: 11,250 (year 2004),  Truck Traffic: 5%,  Average Future Daily Traffic: 11,250 (year 2029),  Design Load: HS 20,  Features Intersected: Jamaica Avenue
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 119.0m (390.4ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 31.4m (103.0ft),  Curb-To-Curb Width: 12.4m (40.7ft),  Out-to-Out Width: 13.5m (44.3ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 59.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2016,  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: 82004,  Location: 6.2 MI SE OF JCT TH 494 (Lat: 44.815375,  Lng: -92.934325),  Route carried "under" structure: City street 110,  Year Built: 1982,  Structure Length: 0. m,  Average Daily Traffic: 19,900 (year 2005),  Features Intersected: Jamaica Avenue,  Facility Carried by Structure: US 61 NB
Minimum Vertical Clearance: 0.05m (0.16ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 31.4m (103.0ft)

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Structure Number: 82019,  Location: 4.2 MI SE OF JCT TH 494 (Lat: 44.832817,  Lng: -92.964508),  Route carried "on" structure: County highway 39,  Year Built: 1982,  Status: Open,  Structure Length: 8.91m (29.23ft),  Average Daily Traffic: 21,500 (year 2005),  Average Future Daily Traffic: 21,500 (year 2029),  Design Load: HS 25 or greater,  Features Intersected: US 61
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 6,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 213.0m (698.8ft),  Skew: 21 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 25.2m (82.7ft),  Curb or Sidewalk Widths: Left: 2.5m (8.2ft),  Right: 0.0m,  Curb-To-Curb Width: 26.8m (87.9ft),  Out-to-Out Width: 31.9m (104.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 53.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2016,  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: 82019,  Location: 4.2 MI SE OF JCT TH 494 (Lat: 44.832817,  Lng: -92.964508),  Route carried "under" structure: US 61,  Year Built: 1982,  Structure Length: 0. m,  Average Daily Traffic: 30,000 (year 2004),  Truck Traffic: 4%,  Features Intersected: US 61,  Facility Carried by Structure: CSAH 39 80th St
Minimum Vertical Clearance: 6.31m (20.70ft),  Kilometerpoint: 0.000,  Lanes on structure: 6,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 25.2m (82.7ft)

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Structure Number: 8202,  Location: 4.2 MI SE OF JCT TH 494 (Lat: 44.832211,  Lng: -92.965683),  Route carried "on" structure: ServiceUS 61,  Year Built: 1982,  Status: Open,  Structure Length: 6.29m (20.64ft),  Average Daily Traffic: 2,150 (year 1996),  Average Future Daily Traffic: 2,150 (year 2029),  Design Load: HS 20,  Features Intersected: CP RR; FRONTAGE RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 5,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 277.0m (908.8ft),  Skew: 20 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 31.6m (103.7ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 0.0m,  Curb-To-Curb Width: 23.2m (76.1ft),  Out-to-Out Width: 33.4m (109.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 7.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 43.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2016,  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: 8202,  Location: 4.2 MI SE OF JCT TH 494 (Lat: 44.832211,  Lng: -92.965683),  Route carried "under" structure: City street 33,  Year Built: 1982,  Structure Length: 0. m,  Average Daily Traffic: 17,700 (year 1988),  Features Intersected: CP RR; FRONTAGE RD,  Facility Carried by Structure: CSAH 39 (US61)
Minimum Vertical Clearance: 6.74m (22.11ft),  Kilometerpoint: 0.000,  Lanes on structure: 5,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 31.6m (103.7ft)

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Structure Number: 82533,  Location: 0.26 M NE OF JCT CSAH 19 (Lat: 44.822175,  Lng: -92.901000),  Route carried "on" structure: City street RAVIN,  Year Built: 2011,  Status: Open,  Structure Length: 2.97m (9.74ft),  Average Daily Traffic: 650 (year 2011),  Average Future Daily Traffic: 8,500 (year 2031),  Design Load: HL 93,  Features Intersected: RAVINE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 98.0m (321.5ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 29.3m (96.1ft),  Curb or Sidewalk Widths: Left: 3.7m (12.1ft),  Right: 0.0m,  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 14.3m (46.9ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 51.8 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 38.9 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 12 months,  Inspection Date: September 2017,  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: 82J02,  Location: 0.8 MI W OF JAMAICA AVE (Lat: 44.811836,  Lng: -92.953781),  Route carried "on" structure: City street 111,  Year Built: 1997,  Status: Open,  Structure Length: 1.09m (3.58ft),  Average Daily Traffic: 2,000 (year 2008),  Average Future Daily Traffic: 5,200 (year 2029),  Design Load: HS 20,  Features Intersected: DITCH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 159.0m (521.7ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 2.6m (8.5ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 0.0m

Condition: Channel: Very good,  Culverts: Very good,  Operating Rating: 58.8 metric tons,  Method Used To Determine Operating Rating: No rating analysis performed,  Inventory Rating: 39.2 metric tons,  Method Used To Determine Inventory Rating: No rating analysis performed,  Structural Evaluation: Equal to present desirable criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2010,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 9071,  Location: 3.1 MI NW OF JCT TH 95 (Lat: 44.805156,  Lng: -92.912758),  Route carried "on" structure: County highway 19,  Year Built: 1958,  Status: Open,  Structure Length: 5.43m (17.81ft),  Average Daily Traffic: 7,700 (year 2005),  Average Future Daily Traffic: 7,700 (year 2029),  Design Load: HS 20,  Features Intersected: US 61
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: 146.0m (479.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 16.3m (53.5ft),  Curb or Sidewalk Widths: Left: 0.8m (2.6ft),  Right: 0.8m (2.6ft),  Curb-To-Curb Width: 10.7m (35.1ft),  Out-to-Out Width: 11.7m (38.4ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 55.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 18.30m (60.04ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2016,  Bridge Improvement Cost: $642,000,000,  Roadway Improvement Cost: $84,000,000,  Total Project Cost: $999,999,000,  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: 9071,  Location: 3.1 MI NW OF JCT TH 95 (Lat: 44.805156,  Lng: -92.912758),  Route carried "under" structure: US 61,  Year Built: 1958,  Structure Length: 0. m,  Average Daily Traffic: 25,500 (year 2004),  Truck Traffic: 5%,  Features Intersected: US 61,  Facility Carried by Structure: CSAH19-ChemoliteRd
Minimum Vertical Clearance: 4.63m (15.19ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 16.3m (53.5ft)

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Structure Number: 91936,  Location: 0.7 MI S OF JCT CSAH 20 (Lat: 44.837833,  Lng: -92.841911),  Route carried "on" structure: County highway 208,  Year Built: 1980,  Status: Open,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 74 (year 1998),  Average Future Daily Traffic: 74 (year 2029),  Design Load: HS 20,  Features Intersected: STREAM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 98.0m (321.5ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.9m (12.8ft)

Condition: Channel: Very good,  Culverts: Very good,  Operating Rating: 53.9 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Allowable Stress Design (ASD) reported in metric tons,  Inventory Rating: 35.9 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Allowable Stress Design (ASD) reported in metric tons,  Structural Evaluation: Equal to present desirable criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: October 2014,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: L8159,  Location: 1.2 MI SE OF JCT CR75 (Lat: 44.791131,  Lng: -92.979697),  Route carried "on" structure: City street 34,  Year Built: 1933,  Status: Open,  Structure Length: 3.89m (12.76ft),  Average Daily Traffic: 412 (year 1978),  Average Future Daily Traffic: 412 (year 2029),  Design Load: HS 20,  Features Intersected: CHANNEL,  Facility Carried by Structure: GREY CLOUD TR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 1,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 67.0m (219.8ft),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 2,  Length of Maximum Span: 22.9m (75.1ft),  Curb-To-Curb Width: 5.5m (18.0ft),  Out-to-Out Width: 6.1m (20.0ft)

Condition: Deck: Good,  Superstructure: Poor,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 45.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 27.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 14.30m (46.92ft),  Designated Inspection Frequency: Every 12 months,  Critical Feature Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: September 2017,  Critical Feature Inspection Date: August 2016,  Underwater Inspection Date: July 2016,  Bridge Improvement Cost: $557,000,000,  Roadway Improvement Cost: $33,000,000,  Total Project Cost: $365,000,000 ( Estimate for 2011),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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