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

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Structure Number: 160518,  Location: 0.1 M SW US 45 (Lat: 41.745461,  Lng: -87.852700),  Route carried "on" structure: Other road ,  Year Built: 1959,  Year Reconstructed: 1998,  Status: Open,  Structure Length: 5.48m (17.98ft),  Average Daily Traffic: 22,900 (year 2018),  Truck Traffic: 18%,  Average Future Daily Traffic: 14,626 (year 2032),  Features Intersected: US 12,20,45 MANNHEIM,  Facility Carried by Structure: IL 171 & 79 ST EB
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.161,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes (Inventory Route: 20330042,  Subroute: 30),  Owner: State Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 19.8m (65.0ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 11.1m (36.4ft)

Condition: Deck: Poor,  Superstructure: Fair,  Substructure: Fair,  Operating Rating: 90.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 45.7 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: Meets minimum limits,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 5.49m (18.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Bridge Improvement Cost: $428,000,  Roadway Improvement Cost: $43,000,  Total Project Cost: $642,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 16054,  Location: 0.1 M N IL 171 (Lat: 41.735206,  Lng: -87.881044),  Route carried "on" structure: Other road ,  Year Built: 1976,  Year Reconstructed: 2010,  Status: Open,  Structure Length: 46.63m (152.99ft),  Average Daily Traffic: 16,100 (year 2021),  Truck Traffic: 6%,  Average Future Daily Traffic: 13,287 (year 2032),  Design Load: HS 20,  Features Intersected: S&S&I&MCANALS,DPL RV,  Facility Carried by Structure: WILLOW SPRINGS RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.479,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 17.7m (58.1ft),  Skew: 30 degrees,  Navigation Control: Yes ( Vertical Clearance: 11.9m (39.0ft), Horizontal Clearance: 49.7m (163.1ft)),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 9,  Length of Maximum Span: 70.3m (230.6ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 0.0m,  Curb-To-Curb Width: 17.7m (58.1ft),  Out-to-Out Width: 21.3m (69.9ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Good,  Channel: Good,  Operating Rating: 58.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 35.3 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 desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Other Special Inspection Frequency: Every 48 months,  Inspection Date: May 2021,  Other Special Inspection Date: November 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 162406,  Location: 0.9 M S I-55 (Lat: 41.750628,  Lng: -87.858953),  Route carried "on" structure: US 12,  Year Built: 1980,  Status: Open,  Structure Length: 40.90m (134.19ft),  Average Daily Traffic: 64,200 (year 2021),  Truck Traffic: 13%,  Average Future Daily Traffic: 38,265 (year 2032),  Design Load: HS 20,  Features Intersected: RR - CN & CANALS
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 102.947,  Lanes on structure: 3,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 13,  Length of Maximum Span: 88.4m (290.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 38.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 23.3 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: Meets minimum limits,  Underclear: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: September 2021,  Underwater Inspection Date: July 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 162468,  Location: 0.9 M S I-55 (Lat: 41.747822,  Lng: -87.855728),  Route carried "on" structure: US 12,  Year Built: 1976,  Year Reconstructed: 2022,  Status: Open,  Structure Length: 40.97m (134.42ft),  Average Daily Traffic: 77,700 (year 2019),  Truck Traffic: 10%,  Average Future Daily Traffic: 38,265 (year 2032),  Design Load: HS 20,  Features Intersected: S&S & IM CNLS&ICG RR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 103.349,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Navigation Control: Yes ( Vertical Clearance: 11.9m (39.0ft), Horizontal Clearance: 85.3m (279.9ft)),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 13,  Length of Maximum Span: 54.9m (180.1ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.8m (42.0ft)

Condition: Deck: Poor,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 76.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 40.2 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: Better than present minimum criteria,  Underclear: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: October 2020,  Underwater Inspection Date: July 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Other

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Structure Number: 162646,  Location: 2.1 M S I-55 (Lat: 41.733378,  Lng: -87.878756),  Route carried "on" structure: Other road ,  Year Built: 1996,  Status: Open,  Structure Length: 3.22m (10.56ft),  Average Daily Traffic: 16,100 (year 2021),  Truck Traffic: 6%,  Average Future Daily Traffic: 6,644 (year 2032),  Design Load: HS 20,  Features Intersected: I & M CANAL - OLD,  Facility Carried by Structure: WILLOW SPRINGS RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.833,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 8.8m (28.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 31.4m (103.0ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 0.0m,  Curb-To-Curb Width: 6.7m (22.0ft),  Out-to-Out Width: 8.8m (28.9ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 85.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 44.7 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: High priority of replacement,  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,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 162756,  Location: 0.5 M SW I-294 (Lat: 41.743703,  Lng: -87.852069),  Route carried "on" structure: State highway 171,  Year Built: 2003,  Status: Open,  Structure Length: 6.68m (21.92ft),  Average Daily Traffic: 7,600 (year 2019),  Truck Traffic: 7%,  Average Future Daily Traffic: 21,630 (year 2032),  Design Load: HS 20,  Features Intersected: US 12,20,45 LAGRANGE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 32.395,  Lanes on structure: 6,  Lanes under structure: 7,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 21.4m (70.2ft),  Skew: 2 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 32.9m (107.9ft),  Curb-To-Curb Width: 27.5m (90.2ft),  Out-to-Out Width: 28.4m (93.2ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Operating Rating: 72.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 43.4 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: Better than present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 163017,  Location: 0.04 M S 79TH P10 (Lat: 41.744186,  Lng: -87.895981),  Route carried "on" structure: Other road ,  Year Built: 1963,  Year Reconstructed: 1985,  Status: Open,  Structure Length: 4.99m (16.37ft),  Average Daily Traffic: 2,300 (year 2018),  Truck Traffic: 7%,  Average Future Daily Traffic: 8,858 (year 2032),  Design Load: HS 20,  Features Intersected: FLAG CREEK,  Facility Carried by Structure: WOLF RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 16.222,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  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: 20.7m (67.9ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 12.2m (40.0ft)

Condition: Deck: Critical,  Superstructure: Critical,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 47.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 23.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: High priority of replacement,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.91m (19.39ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2021,  Bridge Improvement Cost: $684,000,  Roadway Improvement Cost: $68,000,  Total Project Cost: $1,026,000,  Deck Structure Type: Other,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete,  Membrane: Epoxy

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Structure Number: 163064,  Location: 0.03 M W WOLF P10 (Lat: 41.738875,  Lng: -87.896728),  Route carried "on" structure: Other road ,  Year Built: 1963,  Status: Open,  Structure Length: 3.72m (12.20ft),  Average Daily Traffic: 5,700 (year 2018),  Truck Traffic: 4%,  Average Future Daily Traffic: 4,532 (year 2032),  Design Load: HS 20,  Features Intersected: FLAG CREEK,  Facility Carried by Structure: FAU-1552 GRMN CH R
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.529,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.1m (46.3ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 12.2m (40.0ft)

Condition: Deck: Serious,  Superstructure: Serious,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 75.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 42.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: High priority of corrective action,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.39m (14.40ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $507,000,  Roadway Improvement Cost: $51,000,  Total Project Cost: $761,000,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete,  Deck Protection: Other

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Structure Number: 163065,  Location: 0.3 M E DUPAGE P10 (Lat: 41.724006,  Lng: -87.908036),  Route carried "on" structure: Other road ,  Year Built: 1932,  Year Reconstructed: 1981,  Status: Open,  Structure Length: 2.04m (6.69ft),  Average Daily Traffic: 1,350 (year 2018),  Truck Traffic: 4%,  Average Future Daily Traffic: 1,339 (year 2032),  Features Intersected: FLAG CREEK,  Facility Carried by Structure: FAU-1560 (91ST ST)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.547,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 3 degrees,  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 9.8m (32.2ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 17.2m (56.4ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 50.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 30.1 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 desirable criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 163093,  Location: 0.02 M E WOLF P10 (Lat: 41.746208,  Lng: -87.895583),  Route carried "on" structure: Other road ,  Year Built: 1946,  Status: Open,  Structure Length: 1.39m (4.56ft),  Average Daily Traffic: 5,150 (year 2018),  Truck Traffic: 4%,  Average Future Daily Traffic: 3,863 (year 2032),  Design Load: HS 20,  Features Intersected: FLAG CREEK,  Facility Carried by Structure: 79TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.690,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Frame,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 13.9m (45.6ft),  Curb or Sidewalk Widths: Left: 0.9m (3.0ft),  Right: 0.9m (3.0ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 16.2m (53.1ft)

Condition: Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 37.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 22.4 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: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 169822,  Location: 0.6 M NW ILL 171 P10 (Lat: 41.746419,  Lng: -87.854647),  Route carried "on" structure: Interstate 294,  Year Built: 1958,  Status: Open,  Structure Length: 5.73m (18.80ft),  Average Daily Traffic: 64,650 (year 2020),  Truck Traffic: 21%,  Average Future Daily Traffic: 58,865 (year 2032),  Features Intersected: US 12,20-45
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 51.514,  Lanes on structure: 4,  Lanes under structure: 4,  Base Highway Network: Yes,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 17.7m (58.1ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 30.2m (99.1ft),  Curb-To-Curb Width: 14.6m (47.9ft),  Out-to-Out Width: 22.6m (74.1ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 75.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 45.4 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: High priority of replacement,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 6.89m (22.60ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $1,469,000,  Roadway Improvement Cost: $147,000,  Total Project Cost: $2,204,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up

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Structure Number: 169823,  Location: 0.6 M NW ILL 171 P10 (Lat: 41.746411,  Lng: -87.854450),  Route carried "on" structure: Interstate 294,  Year Built: 1958,  Status: Open,  Structure Length: 5.73m (18.80ft),  Average Daily Traffic: 64,650 (year 2020),  Truck Traffic: 21%,  Average Future Daily Traffic: 58,865 (year 2032),  Features Intersected: US 12,20-45
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 51.530,  Lanes on structure: 4,  Lanes under structure: 4,  Base Highway Network: Yes,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 17.7m (58.1ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 30.2m (99.1ft),  Curb-To-Curb Width: 14.6m (47.9ft),  Out-to-Out Width: 22.6m (74.1ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 71.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 42.8 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: High priority of replacement,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 6.89m (22.60ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $1,469,000,  Roadway Improvement Cost: $147,000,  Total Project Cost: $2,204,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up

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Structure Number: 160518,  Location: 0.1 M SW US 45 (Lat: 41.745272,  Lng: -87.853003),  Route carried "under" structure: US 12,  Year Built: 1959,  Structure Length: 0. m,  Average Daily Traffic: 43,000 (year 2019),  Truck Traffic: 7%,  Features Intersected: US 12,20,45 MANNHEIM,  Facility Carried by Structure: IL 171 & 79 ST EB
Minimum Vertical Clearance: 4.27m (14.01ft),  Kilometerpoint: 103.703,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 19.8m (65.0ft)

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Structure Number: 162756,  Location: 0.5 M SW I-294 (Lat: 41.743653,  Lng: -87.852353),  Route carried "under" structure: US 12,  Year Built: 2003,  Structure Length: 0. m,  Average Daily Traffic: 43,000 (year 2019),  Truck Traffic: 7%,  Features Intersected: US 12,20,45 LAGRANGE,  Facility Carried by Structure: IL 171 (ARCHER AVE
Minimum Vertical Clearance: 4.80m (15.75ft),  Kilometerpoint: 103.896,  Lanes on structure: 6,  Lanes under structure: 6,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 32.9m (107.9ft)

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Structure Number: 162756,  Location: 0.5 M SW I-294 (Lat: 41.743625,  Lng: -87.852494),  Route carried "under" structure: Other road ,  Year Built: 2003,  Structure Length: 0. m,  Average Daily Traffic: 2,450 (year 2018),  Truck Traffic: 12%,  Features Intersected: US 12,20,45 LAGRANGE,  Facility Carried by Structure: IL 171 (ARCHER AVE
Minimum Vertical Clearance: 5.16m (16.93ft),  Kilometerpoint: 0.354,  Lanes on structure: 6,  Lanes under structure: 1,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 32.9m (107.9ft)

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Structure Number: 169822,  Location: 0.6 M NW ILL 171 P10 (Lat: 41.746406,  Lng: -87.854125),  Route carried "under" structure: US 12,  Year Built: 1958,  Structure Length: 0. m,  Average Daily Traffic: 43,000 (year 2019),  Truck Traffic: 7%,  Features Intersected: US 12,20-45,  Facility Carried by Structure: I-294 NB
Minimum Vertical Clearance: 4.55m (14.93ft),  Kilometerpoint: 103.510,  Lanes on structure: 4,  Lanes under structure: 4,  Toll: On toll road,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 30.2m (99.1ft)

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Structure Number: 169823,  Location: 0.6 M NW ILL 171 P10 (Lat: 41.745936,  Lng: -87.853658),  Route carried "under" structure: US 12,  Year Built: 1958,  Structure Length: 0. m,  Average Daily Traffic: 43,000 (year 2019),  Truck Traffic: 7%,  Features Intersected: US 12,20-45,  Facility Carried by Structure: I-294 SB
Minimum Vertical Clearance: 4.78m (15.68ft),  Kilometerpoint: 103.542,  Lanes on structure: 4,  Lanes under structure: 4,  Toll: On toll road,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 30.2m (99.1ft)

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Structure Number: 169924,  Location: .5 N OF IL 171 (Lat: 41.736761,  Lng: -87.883050),  Route carried "under" structure: Other road ,  Year Built: 1992,  Structure Length: 0. m,  Average Daily Traffic: 16,100 (year 2021),  Truck Traffic: 6%,  Features Intersected: WILLOW SPRINGS RD,  Facility Carried by Structure: AT&SF RR
Minimum Vertical Clearance: 4.52m (14.83ft),  Kilometerpoint: 9.173,  Lanes under structure: 6,  Length of Maximum Span: 36.6m (120.1ft)