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

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National Bridge Inventory (NBI) Statistics
Number of bridges: 10
Total length: 30 meters (98ft)
Total average daily traffic: 319,718
Total average daily truck traffic: 13,938
National Bridge Inventory (NBI) Registered Bridges for Oak Forest
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New bridges - Historical Statistics

  • 1900-1909: 2
  • 1910-1919: 0
  • 1920-1929: 1
  • 1930-1939: 1
  • 1940-1949: 0
  • 1950-1959: 0
  • 1960-1969: 4
  • 1970-1979: 1
  • 1980-1989: 0
  • 1990-1999: 0
  • 2000-2009: 1

Reconstructed bridges - Historical Statistics

  • 1920-1929: 1
  • 1930-1939: 0
  • 1940-1949: 0
  • 1950-1959: 0
  • 1960-1969: 0
  • 1970-1979: 1

Average Daily Traffic

Bridge Condition - Deck

Bridge Condition - Superstructure

Bridge Condition - Substructure

Bridge Condition - Channel

Bridge Condition - Culverts

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Structure Number: 1604230413,  Location: 0.1 M N US 6 (Lat: 41.603539,  Lng: -87.736483),  Route carried "on" structure: State highway 50,  Year Built: 1934,  Year Reconstructed: 1978,  Status: Open,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 29,800 (year 2011),  Truck Traffic: 4%,  Average Future Daily Traffic: 30,694 (year 2032),  Features Intersected: MIDLOTHIAN CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 58.938,  Lanes on structure: 5,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 20.4m (66.9ft),  Skew: 34 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: 1.8m (5.9ft),  Right: 1.8m (5.9ft)

Condition: Channel: Fair,  Culverts: Satisfactory,  Operating Rating: 56.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 38.7 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  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: October 11,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 16099726364,  Location: .5 M S IL 83 (147TH) (Lat: 41.618189,  Lng: -87.737031),  Route carried "on" structure: State highway 50,  Year Built: 1971,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 29,800 (year 2011),  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: 60.563,  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,  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: Fair,  Culverts: Good,  Operating Rating: 65.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  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 36 months,  Inspection Date: Febuary 12
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Structure Number: 16212526348,  Location: 3 M SW I-294 (Lat: 41.587431,  Lng: -87.727528),  Route carried "on" structure: Spur Other road 350,  Year Built: 1968,  Status: Open,  Structure Length: 9.75m (31.99ft),  Average Daily Traffic: 29,000 (year 2010),  Truck Traffic: 6%,  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: 0.644,  Lanes on structure: 4,  Lanes under structure: 10,  Base Highway Network: Yes (Inventory Route: 20350023,  Subroute: 90),  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: 35.1m (115.2ft),  Curb-To-Curb Width: 25.5m (83.7ft),  Out-to-Out Width: 27.4m (89.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 72.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 46.8 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  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 24 months,  Inspection Date: October 11,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up
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Structure Number: 16284336473,  Location: 0.03 M W OF IL 50 (Lat: 41.603239,  Lng: -87.737100),  Route carried "on" structure: US 6,  Year Built: 1925,  Year Reconstructed: 1931,  Status: Open,  Structure Length: 0.87m (2.85ft),  Average Daily Traffic: 34,400 (year 2009),  Truck Traffic: 5%,  Average Future Daily Traffic: 35,432 (year 2032),  Features Intersected: MIDLOTHIAN CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 266.692,  Lanes on structure: 5,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 16.5m (54.1ft),  Skew: 32 degrees,  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 8.4m (27.6ft),  Curb or Sidewalk Widths: Left: 2.1m (6.9ft),  Right: 0.0m,  Curb-To-Curb Width: 20.1m (65.9ft),  Out-to-Out Width: 36.6m (120.1ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 32.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 19.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  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 12 months,  Inspection Date: April 11,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 16284633773,  Location: 1.7 MI W. ILL. 83 (Lat: 41.624619,  Lng: -87.771214),  Route carried "on" structure: Other road 1602,  Year Built: 2007,  Status: Open,  Structure Length: 0.86m (2.82ft),  Average Daily Traffic: 9,400 (year 2010),  Truck Traffic: 3%,  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,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Length of Maximum Span: 0.0m,  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),  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  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 36 months,  Inspection Date: Febuary 12
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Structure Number: 1676402771,  Location: 0.1 M S 151ST (Lat: 41.617125,  Lng: -87.738147),  Route carried "on" structure: City street 1260,  Year Built: 1967,  Status: Open,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 309 (year 1998),  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: 44.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  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 48 months,  Inspection Date: June 11,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 16764127711,  Location: 0.1 M S 151ST (Lat: 41.617133,  Lng: -87.739975),  Route carried "on" structure: City street 1230,  Year Built: 1967,  Status: Open,  Structure Length: 0.85m (2.79ft),  Average Daily Traffic: 309 (year 1998),  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: 44.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  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: June 2009,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 1603822309,  Location: 0.2 M W ILL 50 P3 (Lat: 41.603203,  Lng: -87.740275),  Route carried "under" structure: US 6,  Year Built: 1900,  Structure Length: 3.20m (10.50ft),  Average Daily Traffic: 34,400 (year 2009),  Truck Traffic: 5%,  Features Intersected: US 6 (159TH ST),  Facility Carried by Structure: CRI&P RR
Minimum Vertical Clearance: 4.55m (14.93ft),  Kilometerpoint: 26.645,  Lanes under structure: 4,  Material/Design: Concrete,  Length of Maximum Span: 15.8m (51.8ft)

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Structure Number: 16042223124,  Location: 0.2 M N US 6 P3 (Lat: 41.606033,  Lng: -87.736581),  Route carried "under" structure: State highway 50,  Year Built: 1900,  Structure Length: 2.26m (7.41ft),  Average Daily Traffic: 29,800 (year 2011),  Truck Traffic: 4%,  Features Intersected: ILL 50 (CICERO AVE),  Facility Carried by Structure: CRI&P RR
Minimum Vertical Clearance: 0.45m (1.48ft),  Kilometerpoint: 59.211,  Lanes under structure: 4,  Material/Design: Steel,  Length of Maximum Span: 22.3m (73.2ft)

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Structure Number: 16212526348,  Location: 3 M SW I-294 (Lat: 41.587431,  Lng: -87.727528),  Route carried "under" structure: Interstate 57,  Year Built: 1968,  Structure Length: 9.75m (31.99ft),  Average Daily Traffic: 122,500 (year 2009),  Truck Traffic: 4%,  Features Intersected: I- 57,  Facility Carried by Structure: 167TH ST
Minimum Vertical Clearance: 5.11m (16.77ft),  Kilometerpoint: 557.679,  Lanes on structure: 4,  Lanes under structure: 10,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 35.1m (115.2ft)

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