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

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Structure Number: 710042,  Location: .13 MI E MERIDIAN RD (Lat: 42.107292,  Lng: -89.169586),  Route carried "on" structure: State highway 72,  Year Built: 1930,  Year Reconstructed: 2006,  Status: Open,  Structure Length: 2.94m (9.65ft),  Average Daily Traffic: 3,450 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 6,400 (year 2040),  Design Load: HS 20+Mod,  Features Intersected: STILLMAN CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 57.951,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 10.1m (33.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 14.7m (48.2ft),  Curb-To-Curb Width: 9.9m (32.5ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 78.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 48.9 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: 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: May 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete

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Structure Number: 713031,  Location: 3 MI S STILLMAN VAL. (Lat: 42.063328,  Lng: -89.166411),  Route carried "on" structure: County highway ,  Year Built: 1967,  Status: Open,  Structure Length: 2.19m (7.19ft),  Average Daily Traffic: 275 (year 2017),  Truck Traffic: 8%,  Average Future Daily Traffic: 300 (year 2040),  Design Load: HS 15,  Features Intersected: STILLMAN CREEK,  Facility Carried by Structure: HOLCOMB RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.508,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 8.2m (26.9ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Very good,  Channel: Satisfactory,  Operating Rating: 42.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 25.6 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: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Other

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Structure Number: 713239,  Location: 2.5 M SW STILLMAN VA (Lat: 42.095578,  Lng: -89.218258),  Route carried "on" structure: County highway ,  Year Built: 1980,  Status: Open,  Structure Length: 2.25m (7.38ft),  Average Daily Traffic: 75 (year 2017),  Truck Traffic: 11%,  Average Future Daily Traffic: 75 (year 2040),  Design Load: HS 20,  Features Intersected: BR OF STILLMAN CREEK,  Facility Carried by Structure: PLUCKER ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.819,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Channel Beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 10.7m (35.1ft),  Curb-To-Curb Width: 8.0m (26.2ft),  Out-to-Out Width: 8.0m (26.2ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Satisfactory,  Channel: Fair,  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: 28.5 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: 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: July 2021,  Deck Structure Type: Concrete Precast Panels

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Structure Number: 713241,  Location: 2 M SE STILLMAN VALE (Lat: 42.077906,  Lng: -89.166086),  Route carried "on" structure: County highway ,  Year Built: 1981,  Status: Open,  Structure Length: 2.94m (9.65ft),  Average Daily Traffic: 275 (year 2017),  Truck Traffic: 12%,  Average Future Daily Traffic: 600 (year 2040),  Design Load: HS 20,  Features Intersected: STILLMAN CREEK,  Facility Carried by Structure: BIG MOUND ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.547,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 9.2m (30.2ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Good,  Channel: Satisfactory,  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: Meets minimum limits,  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 24 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: July 2021,  Other Special Inspection Date: July 2021,  Deck Structure Type: Concrete Precast Panels

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Structure Number: 71329,  Location: N EDGE STILLMAN VALL (Lat: 42.112211,  Lng: -89.180153),  Route carried "on" structure: County highway ,  Year Built: 1986,  Status: Open,  Structure Length: 3.23m (10.60ft),  Average Daily Traffic: 2,250 (year 2017),  Truck Traffic: 6%,  Average Future Daily Traffic: 5,100 (year 2040),  Design Load: HS 20,  Features Intersected: STILLMAN CREEK,  Facility Carried by Structure: STILLMAN ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.281,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: County Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  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: 15.5m (50.9ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 12.2m (40.0ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Good,  Channel: Very 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: Somewhat better than minimum adequacy,  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 24 months,  Inspection Date: July 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up

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Structure Number: 713347,  Location: 1.5 MI W STILMN VALY (Lat: 42.104975,  Lng: -89.216453),  Route carried "on" structure: County highway ,  Year Built: 2016,  Status: Open,  Structure Length: 2.68m (8.79ft),  Average Daily Traffic: 200 (year 2017),  Truck Traffic: 8%,  Average Future Daily Traffic: 384 (year 2026),  Design Load: HS 25 or greater,  Features Intersected: TRIB OF STILLMAN CRK,  Facility Carried by Structure: MACKLIN RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.108,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 10.1m (33.1ft),  Curb-To-Curb Width: 10.4m (34.1ft),  Out-to-Out Width: 10.4m (34.1ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 42.1 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported by rating factor (RF) using HL93 loadings,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported by rating factor (RF) using HL93 loadings,  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Better than 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: October 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 715006,  Location: 4 MI S STILLMAN VAL. (Lat: 42.047781,  Lng: -89.172344),  Route carried "on" structure: County highway ,  Year Built: 1962,  Status: Open,  Structure Length: 0.99m (3.25ft),  Average Daily Traffic: 900 (year 2017),  Truck Traffic: 12%,  Average Future Daily Traffic: 850 (year 2040),  Design Load: HS 20,  Features Intersected: BR. STILLMAN CREEK,  Facility Carried by Structure: MERIDIAN RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.582,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.3m (10.8ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 11.4m (37.4ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 37.3 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: 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: July 2021

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Structure Number: 715014,  Location: 6.0 MI SE BYRON (Lat: 42.059119,  Lng: -89.218308),  Route carried "on" structure: County highway ,  Year Built: 1959,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 275 (year 2017),  Truck Traffic: 7%,  Average Future Daily Traffic: 350 (year 2040),  Design Load: HS 15,  Features Intersected: BRANCH STILLMAN CR,  Facility Carried by Structure: HOLCOMB RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.844,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Good,  Culverts: Fair,  Operating Rating: 31.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 18.8 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,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2021

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Structure Number: 715048,  Location: 1.5 MI SE STILLMAN V (Lat: 42.086347,  Lng: -89.153219),  Route carried "on" structure: County highway ,  Year Built: 1971,  Status: Open,  Structure Length: 0.94m (3.08ft),  Average Daily Traffic: 150 (year 2017),  Truck Traffic: 2%,  Average Future Daily Traffic: 50 (year 2040),  Design Load: HS 15,  Features Intersected: BR STILLMAN CREEK,  Facility Carried by Structure: ARMOUR RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.124,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 36.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 21.7 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: July 2021

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Structure Number: 715051,  Location: 1.5MI S STILLMAN VAL (Lat: 42.080511,  Lng: -89.172703),  Route carried "on" structure: County highway ,  Year Built: 1971,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 1,100 (year 2017),  Truck Traffic: 14%,  Average Future Daily Traffic: 1,300 (year 2040),  Design Load: HS 20,  Features Intersected: BRANCH STILLMAN CRK.,  Facility Carried by Structure: MERIDIAN RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.961,  Lanes on structure: 2,  Owner: County 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: 3.7m (12.1ft)

Condition: Channel: Good,  Culverts: Very good,  Operating Rating: 59.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 35.6 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 desirable criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2021