Jump to a detailed profile or search site with Google Custom Search

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


  • National Bridge Inventory (NBI) Statistics
  • 11Number of bridges
  • 46ft / 14.3mTotal length
  • $79,001,000Total costs
  • 2,320Total average daily traffic
  • 58Total average daily truck traffic
  • 2,320Total future (year 2024) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Comfrey
  • No street view available for this location

New bridges in Comfrey, MN - historical statistics
  • New bridges - historical statistics
  • 21930-1939
  • 11950-1959
  • 31970-1979
  • 21980-1989
  • 21990-1999
  • 12000-2009
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 66.7%Good
  • 33.3%Poor
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 33.3%Good
  • 66.7%Satisfactory
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 27.3%Very good
  • 45.5%Good
  • 27.3%Satisfactory
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 75.0%Very good
  • 12.5%Good
  • 12.5%Satisfactory
Find on map >>   Show street view

Structure Number: 8521,  Location: 0.7 MI N OF JCT CSAH 20 (Lat: 44.161992,  Lng: -94.859794),  Route carried "on" structure: County highway 38,  Year Built: 1980,  Status: Open,  Structure Length: 2.96m (9.71ft),  Average Daily Traffic: 29 (year 1973),  Average Future Daily Traffic: 29 (year 2029),  Design Load: HS 20,  Features Intersected: LITTLE COTTONWOOD RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 9.8m (32.2ft),  Curb-To-Curb Width: 8.8m (28.9ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Poor,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 60.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 35.9 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,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
Find on map >>   Show street view

Structure Number: 8J03,  Location: 3.8 MI N OF JCT CSAH 17 (Lat: 44.162094,  Lng: -94.940589),  Route carried "on" structure: County highway 180,  Year Built: 1999,  Status: Open,  Structure Length: 1.25m (4.10ft),  Average Daily Traffic: 27 (year 1999),  Average Future Daily Traffic: 27 (year 2029),  Design Load: HS 25 or greater,  Features Intersected: LITTLE COTTONWOOD RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Very good,  Culverts: Very good,  Operating Rating: 58.8 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Inventory Rating: 39.2 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Structural Evaluation: Equal to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020
Find on map >>   Show street view

Structure Number: 17J22,  Location: 1.6 MI N OF JCT TH 30 (Lat: 44.073206,  Lng: -94.940000),  Route carried "on" structure: County highway 125,  Year Built: 2004,  Status: Open,  Structure Length: 1.31m (4.30ft),  Average Daily Traffic: 45 (year 2004),  Average Future Daily Traffic: 50 (year 2024),  Design Load: HS 25 or greater,  Features Intersected: N FK WATONWAN 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),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 4.3m (14.1ft)

Condition: Channel: Good,  Culverts: Very good,  Operating Rating: 58.8 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Inventory Rating: 39.2 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Structural Evaluation: Equal to present desirable criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.55m (1.80ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: October 2019,  Bridge Improvement Cost: $126,000,000,  Roadway Improvement Cost: $1,000,  Total Project Cost: $1,000
Find on map >>   Show street view

Structure Number: 89502,  Location: 2.0 MI N OF JCT TH 30 (Lat: 44.078786,  Lng: -94.919953),  Route carried "on" structure: County highway 1,  Year Built: 1939,  Status: Open,  Structure Length: 1.01m (3.31ft),  Average Daily Traffic: 580 (year 2016),  Average Future Daily Traffic: 580 (year 2039),  Features Intersected: N FK WATONWAN RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Good,  Culverts: Very good,  Operating Rating: 39.2 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Allowable Stress Design (ASD) reported in metric tons,  Inventory Rating: 29.4 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Allowable Stress Design (ASD) reported in metric tons,  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.49m (1.61ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020,  Bridge Improvement Cost: $143,000,000,  Roadway Improvement Cost: $5,000,000,  Total Project Cost: $79,000,000
Find on map >>   Show street view

Structure Number: 9247,  Location: 3.2 MI N OF COMFREY (Lat: 44.154175,  Lng: -94.900436),  Route carried "on" structure: County highway 16,  Year Built: 1957,  Status: Open,  Structure Length: 2.29m (7.51ft),  Average Daily Traffic: 585 (year 2019),  Truck Traffic: 10%,  Average Future Daily Traffic: 580 (year 2039),  Design Load: HS 20,  Features Intersected: LITTLE COTTONWOOD RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 7.7m (25.3ft),  Curb-To-Curb Width: 11.8m (38.7ft),  Out-to-Out Width: 12.9m (42.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 73.8 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 44.3 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: 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: October 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
Find on map >>   Show street view

Structure Number: 93414,  Location: 0.7 MI E OF JCT CSAH 5 (Lat: 44.136783,  Lng: -94.946381),  Route carried "on" structure: County highway 20,  Year Built: 1979,  Status: Open,  Structure Length: 1.00m (3.28ft),  Average Daily Traffic: 50 (year 2014),  Average Future Daily Traffic: 50 (year 2039),  Design Load: HS 20,  Features Intersected: STREAM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.3m (14.1ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 39.2 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Allowable Stress Design (ASD) reported in metric tons,  Inventory Rating: 29.4 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Allowable Stress Design (ASD) reported in 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: October 2021
Find on map >>   Show street view

Structure Number: 93415,  Location: 1.1 MI W OF JCT TH 258 (Lat: 44.136700,  Lng: -94.922936),  Route carried "on" structure: County highway 20,  Year Built: 1979,  Status: Open,  Structure Length: 0.84m (2.76ft),  Average Daily Traffic: 50 (year 2014),  Average Future Daily Traffic: 50 (year 2039),  Design Load: HS 20,  Features Intersected: STREAM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.5m (11.5ft)

Condition: Channel: Satisfactory,  Culverts: Very good,  Operating Rating: 39.2 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Allowable Stress Design (ASD) reported in metric tons,  Inventory Rating: 29.4 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Allowable Stress Design (ASD) reported in 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: October 2021
Find on map >>   Show street view

Structure Number: 97375,  Location: 0.8 MI E OF JCT TH 258 (Lat: 44.107922,  Lng: -94.883256),  Route carried "on" structure: County highway 17,  Year Built: 1992,  Status: Open,  Structure Length: 0.86m (2.82ft),  Average Daily Traffic: 880 (year 2014),  Average Future Daily Traffic: 880 (year 2039),  Design Load: HS 20,  Features Intersected: STREAM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.8m (12.5ft)

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: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: December 2019
Find on map >>   Show street view

Structure Number: L5452,  Location: 2.3 MI N OF S CO LINE (Lat: 44.142069,  Lng: -94.940383),  Route carried "on" structure: County highway 180,  Year Built: 1935,  Status: Posted for load,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 32 (year 1973),  Average Future Daily Traffic: 32 (year 2029),  Features Intersected: STREAM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 5.8m (19.0ft),  Out-to-Out Width: 6.1m (20.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 40.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 24.1 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: Somewhat better than minimum adequacy,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
Find on map >>   Show street view

Structure Number: L9947,  Location: 1.0 MI S OF JCT TH 258 (Lat: 44.093992,  Lng: -94.899981),  Route carried "on" structure: County highway 124,  Year Built: 1980,  Status: Open,  Structure Length: 0.90m (2.95ft),  Average Daily Traffic: 21 (year 1986),  Average Future Daily Traffic: 21 (year 2029),  Design Load: HS 20,  Features Intersected: CO DITCH # 39
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),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.5m (11.5ft)

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: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: October 2020
Find on map >>   Show street view

Structure Number: R0031,  Location: 2.2 MI N OF JCT TH 30 (Lat: 44.082919,  Lng: -94.899892),  Route carried "on" structure: County highway 124,  Year Built: 1975,  Status: Open,  Structure Length: 0.88m (2.89ft),  Average Daily Traffic: 21 (year 1986),  Average Future Daily Traffic: 21 (year 2029),  Features Intersected: N FK WATONWAN RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.3m (14.1ft)

Condition: Channel: Good,  Culverts: Satisfactory,  Operating Rating: 23.9 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 18.3 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021
Discuss Comfrey, Minnesota (MN) on our hugely popular Minnesota forum.


City-data.com does not guarantee the accuracy or timeliness of any information on this site.  Use at your own risk.
Some parts © 2024 Advameg, Inc.