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

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Structure Number: 160997,  Location: .5 M S IL 83 (147TH) (Lat: 41.618406,  Lng: -87.737039),  Route carried "on" structure: State highway 50,  Year Built: 1971,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 25,400 (year 2021),  Truck Traffic: 4%,  Average Future Daily Traffic: 30,694 (year 2032),  Design Load: HS 20,  Features Intersected: CREEK N OF 151ST ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 60.606,  Lanes on structure: 5,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 18.3m (60.0ft),  Skew: 20 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.4m (11.2ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 1.2m (3.9ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 82.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 49.6 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: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2022

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Structure Number: 161014,  Location: 3.5 M SW I-294 (Lat: 41.582500,  Lng: -87.734700),  Route carried "on" structure: State highway 50,  Year Built: 1967,  Year Reconstructed: 2018,  Status: Open,  Structure Length: 7.84m (25.72ft),  Average Daily Traffic: 17,500 (year 2021),  Truck Traffic: 7%,  Average Future Daily Traffic: 18,952 (year 2032),  Design Load: HS 20,  Features Intersected: I- 57
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 56.583,  Lanes on structure: 4,  Lanes under structure: 7,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 19.5m (64.0ft),  Skew: 32 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Number Of Approach Spans: 2,  Length of Maximum Span: 31.9m (104.7ft),  Curb-To-Curb Width: 19.5m (64.0ft),  Out-to-Out Width: 25.4m (83.3ft)

Condition: Deck: Excellent,  Superstructure: Fair,  Substructure: 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: Better than present minimum criteria,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 162125,  Location: 3 M SW I-294 (Lat: 41.587683,  Lng: -87.728103),  Route carried "on" structure: Other road ,  Year Built: 1968,  Year Reconstructed: 2019,  Status: Open,  Structure Length: 10.05m (32.97ft),  Average Daily Traffic: 16,000 (year 2018),  Truck Traffic: 11%,  Average Future Daily Traffic: 29,870 (year 2032),  Design Load: HS 20,  Features Intersected: I- 57,  Facility Carried by Structure: 167TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.504,  Lanes on structure: 4,  Lanes under structure: 10,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 21.9m (71.9ft),  Skew: 21 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Number Of Approach Spans: 2,  Length of Maximum Span: 35.6m (116.8ft),  Curb-To-Curb Width: 25.9m (85.0ft),  Out-to-Out Width: 27.8m (91.2ft)

Condition: Deck: Very good,  Superstructure: Critical,  Substructure: Good,  Operating Rating: 63.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 38.2 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: Superior to present desirable criteria,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 12 months,  Inspection Date: May 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 1624,  Location: 0.2 M S 143RD ST (Lat: 41.628897,  Lng: -87.795408),  Route carried "on" structure: State highway 43,  Year Built: 1925,  Year Reconstructed: 2008,  Status: Open,  Structure Length: 1.16m (3.81ft),  Average Daily Traffic: 30,200 (year 2021),  Truck Traffic: 5%,  Average Future Daily Traffic: 32,857 (year 2032),  Design Load: HS 20,  Features Intersected: TINLEY CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 13.711,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 17.1m (56.1ft),  Skew: 33 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.8m (12.5ft)

Condition: Channel: Fair,  Culverts: Fair,  Operating Rating: 43.1 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 25.9 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.37m (4.49ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2021,  Bridge Improvement Cost: $178,000,  Roadway Improvement Cost: $18,000,  Total Project Cost: $267,000,  Deck Structure Type: Other

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Structure Number: 162711,  Location: 0.1 M S OF 143RD ST (Lat: 41.630556,  Lng: -87.784986),  Route carried "on" structure: Other road ,  Year Built: 1999,  Status: Open,  Structure Length: 1.88m (6.17ft),  Average Daily Traffic: 13,200 (year 2018),  Truck Traffic: 4%,  Average Future Daily Traffic: 5,768 (year 2032),  Design Load: HS 20,  Features Intersected: TINLEY CREEK,  Facility Carried by Structure: OAK PARK AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.129,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 17.6m (57.7ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 11.0m (36.1ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Channel: Fair,  Operating Rating: 73.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 43.7 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: Meets minimum limits,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: January 2021,  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: 162846,  Location: 1.7 MI W. ILL. 83 (Lat: 41.624617,  Lng: -87.771583),  Route carried "on" structure: Other road ,  Year Built: 2007,  Status: Open,  Structure Length: 0.86m (2.82ft),  Average Daily Traffic: 11,100 (year 2018),  Truck Traffic: 4%,  Average Future Daily Traffic: 9,682 (year 2032),  Design Load: HS 20,  Features Intersected: BACA RIO DITCH,  Facility Carried by Structure: 147TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.915,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.0m (13.1ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 17.1m (56.1ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 44.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 32.4 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: High priority of replacement,  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

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Structure Number: 162849,  Location: .03 M W OF IL 50 (Lat: 41.603186,  Lng: -87.736989),  Route carried "on" structure: US 6,  Year Built: 2018,  Status: Open,  Structure Length: 1.07m (3.51ft),  Average Daily Traffic: 53,300 (year 2021),  Truck Traffic: 3%,  Average Future Daily Traffic: 54,468 (year 2042),  Design Load: HS 25 or greater,  Features Intersected: MIDLOTHIAN CR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 269.783,  Lanes on structure: 8,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 22.6m (74.1ft),  Skew: 2 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.0m (9.8ft),  Curb-To-Curb Width: 22.6m (74.1ft)

Condition: Channel: Satisfactory,  Culverts: Excellent,  Operating Rating: 58.3 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: 45.0 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: 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: June 2020

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Structure Number: 163069,  Location: 0.75 W CENTRAL P3 (Lat: 41.631956,  Lng: -87.772269),  Route carried "on" structure: Other road ,  Year Built: 1931,  Year Reconstructed: 1997,  Status: Open,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 14,300 (year 2018),  Truck Traffic: 3%,  Average Future Daily Traffic: 13,390 (year 2032),  Design Load: HS 20,  Features Intersected: BR OF TINLEY CREEK,  Facility Carried by Structure: 143RD ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 11.732,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: County Highway Agency,  Approaching Roadway Width: 17.1m (56.1ft),  Skew: 30 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 8.5m (27.9ft),  Curb or Sidewalk Widths: Left: 3.0m (9.8ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 15.8m (51.8ft),  Out-to-Out Width: 22.7m (74.5ft)

Condition: Deck: Good,  Superstructure: Poor,  Substructure: Good,  Channel: Very good,  Operating Rating: 78.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 47.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Meets minimum limits,  Deck Geometry: Meets minimum limits,  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: Integral Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 163246,  Location: 0.25M.N.OF 143RD.ST. (Lat: 41.635353,  Lng: -87.776644),  Route carried "on" structure: Other road ,  Year Built: 1931,  Year Reconstructed: 1994,  Status: Open,  Structure Length: 1.12m (3.67ft),  Average Daily Traffic: 16,800 (year 2018),  Truck Traffic: 3%,  Average Future Daily Traffic: 19,879 (year 2032),  Design Load: HS 20,  Features Intersected: TINLEY CREEK,  Facility Carried by Structure: RIDGELAND AVE.
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.366,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: County Highway Agency,  Approaching Roadway Width: 17.1m (56.1ft),  Skew: 23 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.9m (12.8ft)

Condition: Channel: Fair,  Culverts: Good,  Operating Rating: 89.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 89.1 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,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021

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Structure Number: 163259,  Location: 0.3 M W OF RIDGELAND (Lat: 41.631733,  Lng: -87.782694),  Route carried "on" structure: Other road ,  Year Built: 1997,  Status: Open,  Structure Length: 2.56m (8.40ft),  Average Daily Traffic: 20,100 (year 2018),  Truck Traffic: 3%,  Average Future Daily Traffic: 18,643 (year 2032),  Design Load: HS 20,  Features Intersected: TINLEY CREEK,  Facility Carried by Structure: 143RD STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 10.782,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: County Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Skew: 22 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 54.1 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  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 48 months,  Inspection Date: June 2019

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Structure Number: 163272,  Location: 0.4 MI E CENTRAL AVE (Lat: 41.588486,  Lng: -87.748389),  Route carried "on" structure: Other road ,  Year Built: 1973,  Year Reconstructed: 1985,  Status: Open,  Structure Length: 3.07m (10.07ft),  Average Daily Traffic: 22,700 (year 2018),  Truck Traffic: 8%,  Average Future Daily Traffic: 16,274 (year 2032),  Design Load: HS 20,  Features Intersected: MIDLOTHIAN CREEK,  Facility Carried by Structure: 167TH STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.798,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: County Highway Agency,  Approaching Roadway Width: 15.8m (51.8ft),  Skew: 3 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft),  Curb or Sidewalk Widths: Left: 3.7m (12.1ft),  Right: 3.0m (9.8ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 55.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 33.0 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,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: July 2018

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Structure Number: 166027,  Location: 0.1M NE IL. RTE 50 (Lat: 41.608933,  Lng: -87.734603),  Route carried "on" structure: City street ,  Year Built: 2012,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 475 (year 2018),  Truck Traffic: 5%,  Average Future Daily Traffic: 250 (year 2032),  Design Load: HS 25 or greater,  Features Intersected: MIDLOTHIAN CREEK,  Facility Carried by Structure: WAVERLY AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.241,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 4 degrees,  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: 53.5 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: 41.1 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: 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: June 2019

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Structure Number: 16764,  Location: 0.1 M S 151ST (Lat: 41.616400,  Lng: -87.738558),  Route carried "on" structure: City street ,  Year Built: 1967,  Status: Open,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 150 (year 2018),  Truck Traffic: 15%,  Average Future Daily Traffic: 318 (year 2032),  Design Load: HS 20,  Features Intersected: NATALIE CR,  Facility Carried by Structure: LACROSSE AV
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.161,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 6 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.6m (15.1ft),  Curb or Sidewalk Widths: Left: 1.7m (5.6ft),  Right: 1.7m (5.6ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 23.0m (75.5ft)

Condition: Channel: Very good,  Culverts: Good,  Operating Rating: 48.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 28.8 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: 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: June 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 167641,  Location: 0.1 M S 151ST (Lat: 41.616381,  Lng: -87.740200),  Route carried "on" structure: City street ,  Year Built: 1967,  Status: Open,  Structure Length: 0.85m (2.79ft),  Average Daily Traffic: 225 (year 2018),  Truck Traffic: 12%,  Average Future Daily Traffic: 318 (year 2032),  Design Load: HS 20,  Features Intersected: NATALIE CR,  Facility Carried by Structure: LAPORTE AV
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.161,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.3m (14.1ft),  Curb or Sidewalk Widths: Left: 1.4m (4.6ft),  Right: 1.4m (4.6ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 12.2m (40.0ft)

Condition: Channel: Very good,  Culverts: Good,  Operating Rating: 47.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 28.2 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 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: 160382,  Location: 0.2 M W ILL 50 P3 (Lat: 41.603136,  Lng: -87.740161),  Route carried "under" structure: US 6,  Year Built: 1900,  Structure Length: 0. m,  Average Daily Traffic: 27,900 (year 2021),  Truck Traffic: 3%,  Features Intersected: US 6 (159TH ST),  Facility Carried by Structure: CRI&P RR
Minimum Vertical Clearance: 4.32m (14.17ft),  Kilometerpoint: 269.542,  Lanes under structure: 4,  Material/Design: Concrete,  Length of Maximum Span: 15.8m (51.8ft)

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Structure Number: 160422,  Location: 0.2 M N US 6 P3 (Lat: 41.606039,  Lng: -87.736578),  Route carried "under" structure: State highway 50,  Year Built: 1900,  Structure Length: 0. m,  Average Daily Traffic: 25,400 (year 2021),  Truck Traffic: 4%,  Features Intersected: ILL 50 (CICERO AVE),  Facility Carried by Structure: CRI&P RR
Minimum Vertical Clearance: 4.50m (14.76ft),  Kilometerpoint: 59.222,  Lanes under structure: 4,  Material/Design: Steel,  Length of Maximum Span: 22.3m (73.2ft)

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Structure Number: 162125,  Location: 3 M SW I-294 (Lat: 41.587417,  Lng: -87.727594),  Route carried "under" structure: Interstate 57,  Year Built: 1968,  Structure Length: 0. m,  Average Daily Traffic: 96,400 (year 2021),  Truck Traffic: 5%,  Features Intersected: I- 57,  Facility Carried by Structure: 167TH ST
Minimum Vertical Clearance: 5.11m (16.77ft),  Kilometerpoint: 557.783,  Lanes on structure: 4,  Lanes under structure: 10,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 35.6m (116.8ft)