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Bridge Statistics for Seaton, Illinois (IL)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 19Number of bridges
  • 135ft / 40.9mTotal length
  • 3,320Total average daily traffic
  • 578Total average daily truck traffic
  • 3,615Total future (year 2032) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Seaton
  • No street view available for this location

New bridges in Seaton, IL - historical statistics
  • New bridges - historical statistics
  • 11920-1929
  • 11940-1949
  • 11950-1959
  • 11970-1979
  • 61980-1989
  • 51990-1999
  • 22000-2009
  • 12010-2019
  • 12020-2022
Average Bridge Truck Traffic in Seaton, IL
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 31.3%Very good
  • 43.8%Good
  • 12.5%Satisfactory
  • 12.5%Fair
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 25.0%Very good
  • 56.3%Good
  • 6.3%Satisfactory
  • 12.5%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 18.8%Very good
  • 37.5%Good
  • 25.0%Satisfactory
  • 18.8%Fair
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 5.3%Excellent
  • 10.5%Very good
  • 36.8%Good
  • 42.1%Satisfactory
  • 5.3%Fair
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 33.3%Excellent
  • 66.7%Satisfactory
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Structure Number: 363034,  Location: SE 1/4-2-T12NR4W (Lat: 41.057750,  Lng: -90.804503),  Route carried "on" structure: County highway ,  Year Built: 2011,  Status: Open,  Structure Length: 1.99m (6.53ft),  Average Daily Traffic: 50 (year 2021),  Average Future Daily Traffic: 50 (year 2032),  Design Load: HS 25 or greater,  Features Intersected: BR OF HENDERSON CR,  Facility Carried by Structure: FAS 214-CH 11
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.239,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 19.0m (62.3ft),  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: 44.1 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Structural Evaluation: Equal to present desirable 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 48 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 364131,  Location: SW-2-T12NR4W (Lat: 41.059875,  Lng: -90.824092),  Route carried "on" structure: County highway ,  Year Built: 1983,  Status: Open,  Structure Length: 1.71m (5.61ft),  Average Daily Traffic: 25 (year 2021),  Average Future Daily Traffic: 50 (year 2032),  Design Load: HS 20,  Features Intersected: STREAM,  Facility Carried by Structure: TR 204
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.030,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 16.8m (55.1ft),  Curb-To-Curb Width: 8.2m (26.9ft),  Out-to-Out Width: 8.2m (26.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 44.4 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 364132,  Location: W.CTR-1-T12NR4W (Lat: 41.062722,  Lng: -90.797353),  Route carried "on" structure: County highway ,  Year Built: 1995,  Status: Open,  Structure Length: 1.87m (6.14ft),  Average Daily Traffic: 25 (year 2021),  Average Future Daily Traffic: 25 (year 2032),  Design Load: HS 20,  Features Intersected: HENDERSON CR,  Facility Carried by Structure: TR 5
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.595,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 4.3m (14.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 18.0m (59.1ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 44.1 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Precast Panels
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Structure Number: 364133,  Location: CTR-12-T12N,R4W (Lat: 41.047756,  Lng: -90.795158),  Route carried "on" structure: County highway ,  Year Built: 1983,  Status: Open,  Structure Length: 2.62m (8.60ft),  Average Daily Traffic: 25 (year 2021),  Average Future Daily Traffic: 50 (year 2032),  Design Load: HS 20,  Features Intersected: HENDERSON CREEK,  Facility Carried by Structure: TR 15
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.805,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Concrete,  Design/Construction: Channel Beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 8.5m (27.9ft),  Curb-To-Curb Width: 8.0m (26.2ft),  Out-to-Out Width: 8.0m (26.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 44.4 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Structural Evaluation: Equal to 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 24 months,  Inspection Date: January 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 66001,  Location: 2.4 MI N OF ILL 135 (Lat: 41.102992,  Lng: -90.744719),  Route carried "on" structure: State highway 94,  Year Built: 1924,  Year Reconstructed: 1985,  Status: Open,  Structure Length: 3.14m (10.30ft),  Average Daily Traffic: 1,150 (year 2021),  Truck Traffic: 19%,  Average Future Daily Traffic: 1,150 (year 2032),  Design Load: HS 20,  Features Intersected: N. HENDERSON CR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 161.075,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 18.0m (59.1ft),  Curb-To-Curb Width: 9.7m (31.8ft),  Out-to-Out Width: 10.4m (34.1ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 66.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 40.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Somewhat better than minimum adequacy,  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: Febuary 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 660013,  Location: 4 MI N OF LITTLEYORK (Lat: 41.071225,  Lng: -90.745306),  Route carried "on" structure: State highway 94,  Year Built: 1989,  Status: Open,  Structure Length: 3.44m (11.29ft),  Average Daily Traffic: 1,150 (year 2021),  Truck Traffic: 19%,  Average Future Daily Traffic: 1,150 (year 2032),  Design Load: HS 20,  Features Intersected: DUCK CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 157.534,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 2 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 11.7m (38.4ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 10.6m (34.8ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 61.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 36.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: 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: January 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 663042,  Location: SE-2-T13NR4W (Lat: 41.149175,  Lng: -90.803289),  Route carried "on" structure: County highway ,  Year Built: 1942,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 100 (year 2019),  Truck Traffic: 14%,  Average Future Daily Traffic: 150 (year 2032),  Features Intersected: DOUGLAS CREEK,  Facility Carried by Structure: FAS 214-CH 13
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 19.199,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 40.5 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 24.3 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020
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Structure Number: 663043,  Location: W.CTR-12-T13NR4W (Lat: 41.138164,  Lng: -90.802994),  Route carried "on" structure: County highway ,  Year Built: 2008,  Status: Open,  Structure Length: 3.70m (12.14ft),  Average Daily Traffic: 200 (year 2019),  Truck Traffic: 20%,  Average Future Daily Traffic: 225 (year 2032),  Design Load: HS 20,  Features Intersected: POPE CREEK,  Facility Carried by Structure: FAS 214-CH 13
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 20.438,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 18.3m (60.0ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 53.8 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Structural Evaluation: Better than present minimum 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: October 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 663166,  Location: SE-23-T13NR4W (Lat: 41.102461,  Lng: -90.811031),  Route carried "on" structure: County highway ,  Year Built: 2020,  Status: Open,  Structure Length: 1.15m (3.77ft),  Average Daily Traffic: 300 (year 2019),  Truck Traffic: 20%,  Average Future Daily Traffic: 305 (year 2043),  Design Load: HS 25 or greater,  Features Intersected: SNAKE CREEK,  Facility Carried by Structure: FAS 215-CH 16
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 10.702,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Skew: 4 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.7m (12.1ft),  Curb-To-Curb Width: 6.7m (22.0ft)

Condition: Channel: Excellent,  Culverts: Excellent,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020
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Structure Number: 664323,  Location: SW-20-T13NR3W (Lat: 41.100133,  Lng: -90.763967),  Route carried "on" structure: County highway ,  Year Built: 1974,  Status: Open,  Structure Length: 4.18m (13.71ft),  Average Daily Traffic: 25 (year 2019),  Average Future Daily Traffic: 25 (year 2032),  Design Load: HS 15,  Features Intersected: N HENDERSON CR,  Facility Carried by Structure: TR 136A
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.325,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 4 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.7m (44.9ft),  Curb-To-Curb Width: 6.7m (22.0ft),  Out-to-Out Width: 7.4m (24.3ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 46.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 27.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  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: December 2020,  Deck Structure Type: Concrete Precast Panels
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Structure Number: 664327,  Location: SE-1-T13NR4W (Lat: 41.142925,  Lng: -90.783306),  Route carried "on" structure: County highway ,  Year Built: 1982,  Status: Open,  Structure Length: 2.80m (9.19ft),  Average Daily Traffic: 25 (year 2019),  Average Future Daily Traffic: 25 (year 2032),  Design Load: HS 20,  Features Intersected: POPE CREEK,  Facility Carried by Structure: TR 124
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.577,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 8.3m (27.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 80.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 48.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: High priority of corrective action,  Designated Inspection Frequency: Every 48 months,  Inspection Date: December 2021,  Deck Structure Type: Concrete Precast Panels
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Structure Number: 664328,  Location: SE-32-T13NR3W (Lat: 41.068431,  Lng: -90.752431),  Route carried "on" structure: County highway ,  Year Built: 1984,  Status: Open,  Structure Length: 1.22m (4.00ft),  Average Daily Traffic: 50 (year 2021),  Truck Traffic: 16%,  Average Future Daily Traffic: 75 (year 2032),  Design Load: HS 20,  Features Intersected: DUCK CREEK,  Facility Carried by Structure: TR 1
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.752,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  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: 11.9m (39.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 53.8 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2021,  Deck Structure Type: Concrete Precast Panels
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Structure Number: 66433,  Location: SW-30-T13NR3W (Lat: 41.084478,  Lng: -90.784683),  Route carried "on" structure: County highway ,  Year Built: 1984,  Status: Open,  Structure Length: 2.47m (8.10ft),  Average Daily Traffic: 25 (year 2019),  Average Future Daily Traffic: 50 (year 2032),  Design Load: HS 20,  Features Intersected: HENDERSON CREEK,  Facility Carried by Structure: TR 120
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.127,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 24.1m (79.1ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 53.8 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to 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: December 2021,  Deck Structure Type: Concrete Precast Panels
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Structure Number: 664334,  Location: CTR-30-T13NR3W (Lat: 41.090647,  Lng: -90.773953),  Route carried "on" structure: County highway ,  Year Built: 1994,  Status: Open,  Structure Length: 2.79m (9.15ft),  Average Daily Traffic: 50 (year 2019),  Average Future Daily Traffic: 50 (year 2032),  Design Load: HS 20,  Features Intersected: HENDERSON CREEK,  Facility Carried by Structure: TR 253
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.276,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 12.2m (40.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 53.8 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum 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 2018,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 664413,  Location: CTR-25-T13NR4W (Lat: 41.091022,  Lng: -90.792117),  Route carried "on" structure: County highway ,  Year Built: 1958,  Status: Open,  Structure Length: 0.95m (3.12ft),  Average Daily Traffic: 25 (year 2019),  Average Future Daily Traffic: 50 (year 2032),  Design Load: HS 15,  Features Intersected: SNAKE CREEK,  Facility Carried by Structure: TR 253
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.747,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Concrete,  Design/Construction: Channel Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 8.9m (29.2ft),  Curb-To-Curb Width: 7.4m (24.3ft),  Out-to-Out Width: 8.0m (26.2ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 70.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 26.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 664418,  Location: NE-11-T13NR4W (Lat: 41.143778,  Lng: -90.810347),  Route carried "on" structure: County highway ,  Year Built: 1997,  Status: Open,  Structure Length: 0.82m (2.69ft),  Average Daily Traffic: 10 (year 2019),  Average Future Daily Traffic: 10 (year 2032),  Design Load: HS 20,  Features Intersected: DOUGLAS CREEK,  Facility Carried by Structure: TR 223
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.209,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 3.7m (12.1ft),  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.9m (12.8ft)

Condition: Channel: Fair,  Culverts: Satisfactory,  Operating Rating: 86.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 51.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020
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Structure Number: 664419,  Location: NW-3-T13NR4W (Lat: 41.153222,  Lng: -90.837642),  Route carried "on" structure: County highway ,  Year Built: 1999,  Status: Open,  Structure Length: 1.89m (6.20ft),  Average Daily Traffic: 10 (year 2019),  Average Future Daily Traffic: 50 (year 2032),  Design Load: HS 20,  Features Intersected: WILDCAT CREEK,  Facility Carried by Structure: TR 100
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.014,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  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: 18.1m (59.4ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 53.8 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: December 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 666002,  Location: SW COR-24-T13NR4W (Lat: 41.100825,  Lng: -90.804150),  Route carried "on" structure: County highway ,  Year Built: 1990,  Status: Open,  Structure Length: 1.57m (5.15ft),  Average Daily Traffic: 50 (year 2019),  Truck Traffic: 40%,  Average Future Daily Traffic: 100 (year 2032),  Design Load: HS 20,  Features Intersected: SNAKE CREEK,  Facility Carried by Structure: FAS 214
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 24.606,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  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: 14.9m (48.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 53.8 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to 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: June 2018,  Deck Structure Type: Concrete Precast Panels
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Structure Number: 945433,  Location: NW-5-T12NR3W (Lat: 41.062094,  Lng: -90.764792),  Route carried "on" structure: County highway ,  Year Built: 2000,  Status: Open,  Structure Length: 1.87m (6.14ft),  Average Daily Traffic: 25 (year 2016),  Average Future Daily Traffic: 25 (year 2032),  Design Load: HS 20,  Features Intersected: DUCK CREEK,  Facility Carried by Structure: TR 22
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.724,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  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: 18.0m (59.1ft),  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: 44.1 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported by rating factor (RF) using MS18 loading,  Structural Evaluation: Equal to present desirable 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 48 months,  Inspection Date: January 2022,  Deck Structure Type: Concrete Precast Panels
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