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

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Structure Number: 370009,  Location: 2 MI E OF ORION (Lat: 41.346594,  Lng: -90.332722),  Route carried "on" structure: Interstate 74,  Year Built: 1965,  Year Reconstructed: 1997,  Status: Open,  Structure Length: 3.12m (10.24ft),  Average Daily Traffic: 8,100 (year 2021),  Truck Traffic: 31%,  Average Future Daily Traffic: 9,100 (year 2040),  Design Load: HS 20+Mod,  Features Intersected: OSCO-ORION RD/FS2224
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 35.710,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.4m (44.0ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.6m (44.6ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Very good,  Operating Rating: 65.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 39.2 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: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 37001,  Location: 2 MI E OF ORION (Lat: 41.346472,  Lng: -90.332742),  Route carried "on" structure: Interstate 74,  Year Built: 1965,  Year Reconstructed: 1997,  Status: Open,  Structure Length: 3.11m (10.20ft),  Average Daily Traffic: 8,100 (year 2021),  Truck Traffic: 31%,  Average Future Daily Traffic: 9,400 (year 2040),  Design Load: HS 20+Mod,  Features Intersected: OSCO-ORION RD/FS2224
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 35.726,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.4m (44.0ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.6m (44.6ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Very good,  Operating Rating: 65.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 39.2 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: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 370104,  Location: 2 MI. N. OF IL81 (Lat: 41.324681,  Lng: -90.334889),  Route carried "on" structure: County highway ,  Year Built: 1966,  Status: Open,  Structure Length: 6.84m (22.44ft),  Average Daily Traffic: 75 (year 2020),  Truck Traffic: 27%,  Average Future Daily Traffic: 150 (year 2040),  Design Load: HS 15,  Features Intersected: FAI 74,  Facility Carried by Structure: TR 251
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.646,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 5.2m (17.1ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 20.6m (67.6ft),  Curb or Sidewalk Widths: Left: 0.6m (2.0ft),  Right: 0.6m (2.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 48.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 31.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to 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: June 2021,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 370152,  Location: 0.7 MI. N. OF IL 81 (Lat: 41.305647,  Lng: -90.377181),  Route carried "on" structure: US 150,  Year Built: 2000,  Status: Open,  Structure Length: 4.11m (13.48ft),  Average Daily Traffic: 2,800 (year 2021),  Truck Traffic: 9%,  Average Future Daily Traffic: 3,400 (year 2040),  Design Load: HS 20,  Features Intersected: CAMP CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 20.422,  Lanes on structure: 2,  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: 2,  Length of Maximum Span: 21.7m (71.2ft),  Curb-To-Curb Width: 10.8m (35.4ft),  Out-to-Out Width: 11.8m (38.7ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Very good,  Channel: Very 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: 53.5 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: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: November 2018,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 370197,  Location: .05MI E OF BENGSTON (Lat: 41.295719,  Lng: -90.360922),  Route carried "on" structure: State highway 81,  Year Built: 2016,  Status: Open,  Structure Length: 1.86m (6.10ft),  Average Daily Traffic: 1,750 (year 2021),  Truck Traffic: 12%,  Average Future Daily Traffic: 1,891 (year 2032),  Design Load: HS 25 or greater,  Features Intersected: BNRR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.368,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 13.7m (44.9ft),  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: 17.7m (58.1ft),  Curb-To-Curb Width: 13.7m (44.9ft),  Out-to-Out Width: 14.7m (48.2ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Operating Rating: 56.1 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: 43.1 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,  Deck Geometry: Superior to present desirable criteria,  Underclear: Equal to present minimum 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: Integral Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 371162,  Location: .25MI N 1200N (Lat: 41.328297,  Lng: -90.334864),  Route carried "on" structure: Interstate 74,  Year Built: 1966,  Status: Open,  Structure Length: 0.77m (2.53ft),  Average Daily Traffic: 16,200 (year 2021),  Truck Traffic: 31%,  Average Future Daily Traffic: 15,500 (year 2040),  Features Intersected: CAMP CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 37.754,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 25.6m (84.0ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft),  Curb-To-Curb Width: 14.6m (47.9ft)

Condition: Channel: Satisfactory,  Culverts: Fair,  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: Somewhat better than minimum adequacy,  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: March 2020

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Structure Number: 372019,  Location: 2.5 MI. S. OF ORION (Lat: 41.317786,  Lng: -90.377169),  Route carried "on" structure: US 150,  Year Built: 1995,  Status: Open,  Structure Length: 0.81m (2.66ft),  Average Daily Traffic: 2,800 (year 2021),  Truck Traffic: 9%,  Average Future Daily Traffic: 3,700 (year 2040),  Design Load: HS 20,  Features Intersected: UNNAMED STREAM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 19.070,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.4m (11.2ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 59.0 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: 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: March 2018

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Structure Number: 37304,  Location: 3.0 MI W LYNN CENTER (Lat: 41.299850,  Lng: -90.415442),  Route carried "on" structure: County highway ,  Year Built: 1963,  Status: Open,  Structure Length: 2.35m (7.71ft),  Average Daily Traffic: 10 (year 2010),  Average Future Daily Traffic: 10 (year 2040),  Design Load: HS 15,  Features Intersected: CAMP CREEK,  Facility Carried by Structure: TR 10
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.587,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 11.6m (38.1ft),  Curb-To-Curb Width: 6.4m (21.0ft),  Out-to-Out Width: 6.4m (21.0ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Serious,  Operating Rating: 49.9 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: Somewhat better than minimum adequacy,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 373047,  Location: .75 MI N LYNN CENTER (Lat: 41.306889,  Lng: -90.357847),  Route carried "on" structure: County highway ,  Year Built: 1965,  Status: Open,  Structure Length: 1.52m (4.99ft),  Average Daily Traffic: 275 (year 2020),  Truck Traffic: 11%,  Average Future Daily Traffic: 450 (year 2040),  Features Intersected: CAMP CREEK,  Facility Carried by Structure: TR 46
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.442,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  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: 6.6m (21.7ft),  Out-to-Out Width: 6.6m (21.7ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 39.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 24.0 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,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 1.52m (4.99ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $52,000,  Roadway Improvement Cost: $5,000,  Total Project Cost: $78,000,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 373292,  Location: 2.5 M S OF ORION (Lat: 41.310336,  Lng: -90.365647),  Route carried "on" structure: County highway ,  Year Built: 1986,  Status: Open,  Structure Length: 1.46m (4.79ft),  Average Daily Traffic: 25 (year 2010),  Average Future Daily Traffic: 25 (year 2040),  Design Load: HS 20,  Features Intersected: BR OF CAMP CREEK,  Facility Carried by Structure: TR 265
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.184,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 4 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 13.7m (44.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  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: 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: August 2019,  Deck Structure Type: Concrete Precast Panels

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Structure Number: 373304,  Location: 2.5 MI NW OF ANDOVER (Lat: 41.310172,  Lng: -90.345811),  Route carried "on" structure: County highway ,  Year Built: 1991,  Status: Open,  Structure Length: 1.87m (6.14ft),  Average Daily Traffic: 25 (year 2010),  Average Future Daily Traffic: 25 (year 2040),  Design Load: HS 20,  Features Intersected: CAMP CREEK,  Facility Carried by Structure: TR 265 (1100 N)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.826,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 2 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: 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: 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 desirable 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: August 2019,  Deck Structure Type: Concrete Precast Panels

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Structure Number: 373361,  Location: .36MI W OF 350E (Lat: 41.383511,  Lng: -90.373931),  Route carried "on" structure: County highway ,  Year Built: 2007,  Status: Open,  Structure Length: 1.69m (5.54ft),  Average Daily Traffic: 50 (year 2020),  Truck Traffic: 16%,  Average Future Daily Traffic: 150 (year 2040),  Design Load: HS 20,  Features Intersected: MOSQUITO CREEK,  Facility Carried by Structure: 1600N
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.639,  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: 16.2m (53.1ft),  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: Excellent,  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: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: September 2018,  Deck Structure Type: Concrete Precast Panels

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Structure Number: 375012,  Location: 1.7 MI W OF ORION (Lat: 41.355667,  Lng: -90.420081),  Route carried "on" structure: County highway ,  Year Built: 2009,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 100 (year 2020),  Truck Traffic: 15%,  Average Future Daily Traffic: 102 (year 2032),  Design Load: HS 20,  Features Intersected: CREEK,  Facility Carried by Structure: TR 225
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.127,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.0m (23.0ft)

Condition: Channel: Very good,  Culverts: 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,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: September 2019

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Structure Number: 37991,  Location: SOUTH OF ORION (Lat: 41.341997,  Lng: -90.376961),  Route carried "on" structure: County highway ,  Year Built: 1930,  Status: Posted for load,  Structure Length: 6.25m (20.51ft),  Average Daily Traffic: 550 (year 2020),  Truck Traffic: 6%,  Average Future Daily Traffic: 511 (year 2032),  Features Intersected: BNSF RR,  Facility Carried by Structure: FAS 2224
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.097,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 13,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 7.4m (24.3ft),  Out-to-Out Width: 8.1m (26.6ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Fair,  Operating Rating: 26.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 19.4 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: Meets minimum limits,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 0.1 - 9.9% below),  Length Of Structure Improvement: 7.50m (24.61ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: January 2022,  Bridge Improvement Cost: $597,000,  Roadway Improvement Cost: $60,000,  Total Project Cost: $896,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber

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Structure Number: 379911,  Location: 2 MI N ORION (Lat: 41.376203,  Lng: -90.371742),  Route carried "on" structure: County highway ,  Year Built: 1945,  Status: Open,  Structure Length: 3.26m (10.70ft),  Average Daily Traffic: 75 (year 2020),  Average Future Daily Traffic: 150 (year 2040),  Features Intersected: BNSF RR,  Facility Carried by Structure: TR 201(1550 N)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.832,  Lanes on structure: 1,  Owner: State Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 7,  Length of Maximum Span: 7.0m (23.0ft),  Curb-To-Curb Width: 4.9m (16.1ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 29.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 16.2 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of corrective action,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 4.33m (14.21ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2022,  Bridge Improvement Cost: $173,000,  Roadway Improvement Cost: $17,000,  Total Project Cost: $260,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber

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Structure Number: 370009,  Location: 2 MI E OF ORION (Lat: 41.346483,  Lng: -90.333094),  Route carried "under" structure: County highway ,  Year Built: 1965,  Structure Length: 0. m,  Average Daily Traffic: 900 (year 2020),  Truck Traffic: 12%,  Features Intersected: OSCO-ORION RD/FS2224,  Facility Carried by Structure: FAI 74 SB
Minimum Vertical Clearance: 4.50m (14.76ft),  Kilometerpoint: 4.458,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Length of Maximum Span: 13.4m (44.0ft)

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Structure Number: 37001,  Location: 2 MI E OF ORION (Lat: 41.346472,  Lng: -90.332742),  Route carried "under" structure: County highway ,  Year Built: 1965,  Structure Length: 0. m,  Average Daily Traffic: 900 (year 2020),  Truck Traffic: 12%,  Features Intersected: OSCO-ORION RD/FS2224,  Facility Carried by Structure: FAI 74 NB
Minimum Vertical Clearance: 4.55m (14.93ft),  Kilometerpoint: 4.490,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Length of Maximum Span: 13.4m (44.0ft)

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Structure Number: 370104,  Location: 2 MI. N. OF IL81 (Lat: 41.324681,  Lng: -90.334889),  Route carried "under" structure: Interstate 74,  Year Built: 1966,  Structure Length: 0. m,  Average Daily Traffic: 16,200 (year 2021),  Truck Traffic: 31%,  Features Intersected: FAI 74,  Facility Carried by Structure: TR 251
Minimum Vertical Clearance: 5.03m (16.50ft),  Kilometerpoint: 38.157,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 20.6m (67.6ft)