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Bridge Statistics for Calamus, Iowa (IA)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 15Number of bridges
  • 144ft / 43.8mTotal length
  • 11,795Total average daily traffic
  • 1,980Total average daily truck traffic
  • 11,795Total future (year 2040) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Calamus
  • No street view available for this location

New bridges in Calamus, IA - historical statistics
  • New bridges - historical statistics
  • 11930-1939
  • 31950-1959
  • 11960-1969
  • 11980-1989
  • 21990-1999
  • 32000-2009
  • 42010-2019
Average Bridge Daily Traffic in Calamus, IA
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 21.4%Excellent
  • 28.6%Very good
  • 14.3%Good
  • 21.4%Satisfactory
  • 7.1%Fair
  • 7.1%Failed
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 21.4%Excellent
  • 28.6%Very good
  • 14.3%Good
  • 21.4%Satisfactory
  • 7.1%Fair
  • 7.1%Failed
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 21.4%Excellent
  • 28.6%Very good
  • 14.3%Good
  • 14.3%Satisfactory
  • 7.1%Fair
  • 7.1%Poor
  • 7.1%Failed
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 20.0%Excellent
  • 26.7%Very good
  • 13.3%Good
  • 33.3%Satisfactory
  • 6.7%Fair
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Structure Number: 1486,  Location: CITY BRIDGENO. 25 (Lat: 42.446508,  Lng: -92.300931),  Route carried "on" structure: City street ,  Year Built: 1952,  Status: Open,  Structure Length: 3.38m (11.09ft),  Average Daily Traffic: 1,010 (year 2021),  Average Future Daily Traffic: 1,010 (year 2041),  Design Load: H 20,  Features Intersected: SINK CREEK,  Facility Carried by Structure: TEXAS ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.946,  Lanes on structure: 2,  Owner: City or Municipal 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: 12.8m (42.0ft),  Curb or Sidewalk Widths: Left: 0.9m (3.0ft),  Right: 0.9m (3.0ft),  Curb-To-Curb Width: 8.6m (28.2ft),  Out-to-Out Width: 10.7m (35.1ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 39.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 25.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 15.00m (49.21ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2021,  Bridge Improvement Cost: $250,000,  Roadway Improvement Cost: $30,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 2075,  Location: 2.3 mi. E of Jct SR Y4E (Lat: 41.829497,  Lng: -90.797042),  Route carried "on" structure: US 30,  Year Built: 1955,  Status: Open,  Structure Length: 8.23m (27.00ft),  Average Daily Traffic: 2,800 (year 2020),  Truck Traffic: 21%,  Average Future Daily Traffic: 2,800 (year 2041),  Design Load: H 20,  Features Intersected: E CHAN.WAPSIPINICON RIVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 477.872,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 32.0m (105.0ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 10.4m (34.1ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 48.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.0 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: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 7 months,  Inspection Date: October 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 2076,  Location: 1.5 MI. W OF SR Y44 (Lat: 41.829461,  Lng: -90.791464),  Route carried "on" structure: US 30,  Year Built: 1955,  Status: Open,  Structure Length: 5.61m (18.41ft),  Average Daily Traffic: 2,800 (year 2020),  Truck Traffic: 21%,  Average Future Daily Traffic: 2,800 (year 2040),  Design Load: H 20,  Features Intersected: CALAMUS DRAINAGE DITCH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 478.336,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 4 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 21.3m (69.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 10.4m (34.1ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 45.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 27.5 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: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 1217,  Location: 081E11203 (Lat: 41.831742,  Lng: -90.795519),  Route carried "on" structure: County highway ,  Year Built: 1930,  Status: Closed,  Structure Length: 7.68m (25.20ft),  Average Daily Traffic: 100 (year 2018),  Average Future Daily Traffic: 100 (year 2041),  Design Load: H 15,  Features Intersected: BRANCH OF WAPSIPINICON,  Facility Carried by Structure: 235TH STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.064,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Steel,  Design/Construction: Girder and Floorbeam System,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 4,  Length of Maximum Span: 25.3m (83.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.2m (26.9ft)

Condition: Deck: Failed,  Superstructure: Failed,  Substructure: Failed,  Channel: Satisfactory,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 7.90m (25.92ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021,  Critical Feature Inspection Date: January 2019,  Bridge Improvement Cost: $400,000,  Roadway Improvement Cost: $30,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 121781,  Location: 081E12404 (Lat: 41.812561,  Lng: -90.786833),  Route carried "on" structure: County highway ,  Year Built: 2003,  Status: Open,  Structure Length: 1.71m (5.61ft),  Average Daily Traffic: 120 (year 2018),  Average Future Daily Traffic: 120 (year 2040),  Design Load: HS 20,  Features Intersected: CREEK,  Facility Carried by Structure: 158TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.769,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 16.5m (54.1ft),  Curb-To-Curb Width: 8.4m (27.6ft),  Out-to-Out Width: 8.6m (28.2ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 59.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 35.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: Febuary 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 121951,  Location: 00000 (Lat: 41.834944,  Lng: -90.762264),  Route carried "on" structure: County highway ,  Year Built: 2011,  Status: Open,  Structure Length: 3.14m (10.30ft),  Average Daily Traffic: 760 (year 2018),  Truck Traffic: 14%,  Average Future Daily Traffic: 760 (year 2040),  Design Load: HS 20,  Features Intersected: CALAMUS CREEK,  Facility Carried by Structure: Y-44
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.431,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 11.9m (39.0ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Excellent,  Superstructure: Excellent,  Substructure: Excellent,  Channel: Excellent,  Operating Rating: 67.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Superior to present desirable criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: Febuary 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 121961,  Location: 081E20901 (Lat: 41.843736,  Lng: -90.733244),  Route carried "on" structure: County highway ,  Year Built: 1990,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 35 (year 2014),  Average Future Daily Traffic: 35 (year 2040),  Design Load: HS 20,  Features Intersected: CREEK,  Facility Carried by Structure: 230TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.200,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.3m (24.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 60.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: Febuary 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 121972,  Location: 081E21002 (Lat: 41.832697,  Lng: -90.723397),  Route carried "on" structure: County highway ,  Year Built: 1996,  Status: Open,  Structure Length: 1.55m (5.09ft),  Average Daily Traffic: 100 (year 2014),  Average Future Daily Traffic: 100 (year 2040),  Design Load: HS 20,  Features Intersected: CALAMUS CREEK,  Facility Carried by Structure: 190TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 10.406,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.2m (49.9ft),  Curb-To-Curb Width: 7.2m (23.6ft),  Out-to-Out Width: 7.4m (24.3ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 55.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: Febuary 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 123241,  Location: 082E22002 (Lat: 41.889269,  Lng: -90.762286),  Route carried "on" structure: County highway ,  Year Built: 2012,  Status: Open,  Structure Length: 1.62m (5.31ft),  Average Daily Traffic: 380 (year 2018),  Truck Traffic: 13%,  Average Future Daily Traffic: 380 (year 2040),  Design Load: HL 93,  Features Intersected: DRAINAGE DITCH 20,  Facility Carried by Structure: Y44 (170TH AVE)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.463,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.2m (49.9ft),  Curb-To-Curb Width: 9.4m (30.8ft),  Out-to-Out Width: 10.2m (33.5ft)

Condition: Deck: Excellent,  Superstructure: Excellent,  Substructure: Excellent,  Channel: Excellent,  Operating Rating: 48.3 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: 37.3 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: Superior to present desirable criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: January 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Deck Protection: Other
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Structure Number: 123341,  Location: 082E22902 (Lat: 41.881911,  Lng: -90.762425),  Route carried "on" structure: County highway ,  Year Built: 2013,  Status: Open,  Structure Length: 1.31m (4.30ft),  Average Daily Traffic: 380 (year 2018),  Truck Traffic: 13%,  Average Future Daily Traffic: 380 (year 2040),  Design Load: HL 93,  Features Intersected: SMALL STREAM,  Facility Carried by Structure: Y 44 170TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.646,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  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: 9.3m (30.5ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Excellent,  Superstructure: Excellent,  Substructure: Excellent,  Channel: Excellent,  Operating Rating: 97.2 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: 77.1 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: Superior to present desirable criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: January 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 123351,  Location: 082E22903 (Lat: 41.880178,  Lng: -90.759861),  Route carried "on" structure: County highway ,  Year Built: 2005,  Status: Open,  Structure Length: 1.52m (4.99ft),  Average Daily Traffic: 50 (year 2014),  Average Future Daily Traffic: 50 (year 2040),  Design Load: HS 20,  Features Intersected: CREEK,  Facility Carried by Structure: 205TH STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.214,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.2m (49.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 8.5m (27.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 68.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: January 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 123381,  Location: 082E23002 (Lat: 41.881850,  Lng: -90.781558),  Route carried "on" structure: County highway ,  Year Built: 1980,  Status: Open,  Structure Length: 2.35m (7.71ft),  Average Daily Traffic: 40 (year 2014),  Average Future Daily Traffic: 40 (year 2042),  Design Load: HS 20,  Features Intersected: DRAINAGE DITCH #12,  Facility Carried by Structure: 160TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.404,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 8.8m (28.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Fair,  Operating Rating: 46.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 26.6 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  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: January 2022,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 123392,  Location: 082E23101 (Lat: 41.872856,  Lng: -90.769667),  Route carried "on" structure: County highway ,  Year Built: 2010,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 40 (year 2014),  Average Future Daily Traffic: 40 (year 2041),  Design Load: HS 20,  Features Intersected: CREEK,  Facility Carried by Structure: 210TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.486,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.1m (20.0ft),  Curb-To-Curb Width: 8.8m (28.9ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 89.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: Febuary 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 13498,  Location: 069152303 (Lat: 40.765472,  Lng: -92.561308),  Route carried "on" structure: County highway ,  Year Built: 1964,  Status: Posted for load,  Structure Length: 3.44m (11.29ft),  Average Daily Traffic: 20 (year 2018),  Average Future Daily Traffic: 20 (year 2040),  Features Intersected: FOX RIVER,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.691,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 4 degrees,  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 9.4m (30.8ft),  Curb-To-Curb Width: 6.2m (20.3ft),  Out-to-Out Width: 6.2m (20.3ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Satisfactory,  Operating Rating: 34.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 28.0 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Meets minimum limits,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 0.1 - 9.9% below),  Length Of Structure Improvement: 15.00m (49.21ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $396,000,  Roadway Improvement Cost: $40,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 609546,  Location: 0.5 mi. E of Jct. SR Y-52 (Lat: 41.829181,  Lng: -90.713783),  Route carried "on" structure: US 30,  Year Built: 2006,  Status: Open,  Structure Length: 0.88m (2.89ft),  Average Daily Traffic: 3,160 (year 2020),  Truck Traffic: 19%,  Average Future Daily Traffic: 3,160 (year 2040),  Design Load: HS 20,  Features Intersected: DRAINAGE DITCH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 484.788,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 4 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Very good,  Culverts: Good,  Operating Rating: 39.2 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: 30.1 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,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020
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