Bridge Statistics for Burr Oak, Michigan (MI)
Condition, Traffic, Stress, Structural Evaluation, Project Costs

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Structure Number: 1064,  Location: 1.3 MI NE ST JOSEPH COL (Lat: 41.836306,  Lng: -85.270756),  Route carried "on" structure: US 12,  Year Built: 2011,  Status: Open,  Structure Length: 2.01m (6.59ft),  Average Daily Traffic: 4,680 (year 2011),  Truck Traffic: 10%,  Average Future Daily Traffic: 5,170 (year 2031),  Design Load: Greater than HL93,  Features Intersected: PRAIRIE RIVER
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 2.070,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 92,  Subroute: 7),  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 19.7m (64.6ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 14.4m (47.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Fair,  Operating Rating: 74.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 44.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  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: May 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: 1343,  Location: 2 1/2 MI S OF ALBION (Lat: 42.192975,  Lng: -84.787222),  Route carried "on" structure: County highway ,  Year Built: 1969,  Status: Posted for load,  Structure Length: 2.19m (7.19ft),  Average Daily Traffic: 160 (year 1994),  Truck Traffic: 5%,  Average Future Daily Traffic: 298 (year 2024),  Design Load: HS 20+Mod,  Features Intersected: S BRANCH KALAMAZOO RIVER,  Facility Carried by Structure: CONDIT ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 2.235,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Wood or Timber,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 7.3m (24.0ft),  Curb-To-Curb Width: 8.6m (28.2ft),  Out-to-Out Width: 9.0m (29.5ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Good,  Operating Rating: 42.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 30.1 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS) 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 minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 20.0 - 29.9% below),  Length Of Structure Improvement: 2.87m (9.42ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: September 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Deck Protection: Other

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Structure Number: 10292,  Location: NW OF BURR OAK (Lat: 41.854672,  Lng: -85.330958),  Route carried "on" structure: County highway ,  Year Built: 1964,  Status: Open,  Structure Length: 1.31m (4.30ft),  Average Daily Traffic: 1,213 (year 2005),  Truck Traffic: 5%,  Average Future Daily Traffic: 1,811 (year 2025),  Design Load: HS 20,  Features Intersected: PRAIRIE RIVER,  Facility Carried by Structure: MIDDLE COLON ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 1.614,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Wood or Timber,  Design/Construction: Slab,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 6.4m (21.0ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 8.3m (27.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 49.9 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 35.2 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 1032,  Location: 2.5 MI NORTH OF BURR OAK (Lat: 41.882664,  Lng: -85.311586),  Route carried "on" structure: County highway 7883,  Year Built: 1964,  Status: Open,  Structure Length: 1.58m (5.18ft),  Average Daily Traffic: 1,133 (year 2003),  Truck Traffic: 5%,  Average Future Daily Traffic: 1,650 (year 2023),  Design Load: HS 20,  Features Intersected: BIG SWAN CREEK,  Facility Carried by Structure: NORTH BURR OAK RD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 7.682,  Lanes on structure: 2,  Owner: County 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: 1,  Length of Maximum Span: 15.8m (51.8ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.3m (30.5ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 73.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 44.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  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 minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Deck Structure Type: Other,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 10349,  Location: 4 MI NE OF BURR OAK (Lat: 41.897422,  Lng: -85.359514),  Route carried "on" structure: County highway ,  Year Built: 1982,  Status: Open,  Structure Length: 1.46m (4.79ft),  Average Daily Traffic: 133 (year 2003),  Truck Traffic: 5%,  Average Future Daily Traffic: 150 (year 2023),  Design Load: H 20,  Features Intersected: BIG SWAN CREEK,  Facility Carried by Structure: TOWNLINE ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.913,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.1m (33.1ft),  Material/Design: Wood or Timber,  Design/Construction: Slab,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 7.3m (24.0ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.5m (31.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 47.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 33.7 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 10351,  Location: 4.5 MI NE OF STURGIS (Lat: 41.871431,  Lng: -85.368667),  Route carried "on" structure: County highway ,  Year Built: 1965,  Status: Open,  Structure Length: 1.34m (4.40ft),  Average Daily Traffic: 77 (year 2003),  Truck Traffic: 5%,  Average Future Daily Traffic: 133 (year 2023),  Design Load: H 20,  Features Intersected: PRAIRIE RIVER,  Facility Carried by Structure: MCKALE ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 1.452,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.0m (23.0ft),  Material/Design: Wood or Timber,  Design/Construction: Slab,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 6.7m (22.0ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 8.0m (26.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Fair,  Operating Rating: 49.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 35.3 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Designated Inspection Frequency: Every 12 months,  Inspection Date: November 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 10352,  Location: 2 MI NW OF BURR OAK (Lat: 41.867078,  Lng: -85.352997),  Route carried "on" structure: County highway ,  Year Built: 1966,  Status: Open,  Structure Length: 1.34m (4.40ft),  Average Daily Traffic: 77 (year 2003),  Truck Traffic: 5%,  Average Future Daily Traffic: 133 (year 2023),  Design Load: H 20,  Features Intersected: PRAIRIE RIVER,  Facility Carried by Structure: NEEDHAM ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 1.582,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Wood or Timber,  Design/Construction: Slab,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 6.4m (21.0ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 8.6m (28.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 51.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 37.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 10353,  Location: 4 MI NW OF BURR OAK (Lat: 41.891644,  Lng: -85.350758),  Route carried "on" structure: County highway ,  Year Built: 2003,  Status: Open,  Structure Length: 1.91m (6.27ft),  Average Daily Traffic: 77 (year 2003),  Truck Traffic: 5%,  Average Future Daily Traffic: 99 (year 2023),  Features Intersected: BIG SWAN CREEK,  Facility Carried by Structure: NEEDHAM ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 4.381,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Wood or Timber,  Design/Construction: Slab,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 9.4m (30.8ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.0m (29.5ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 48.5 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 34.3 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 10387,  Location: IN BURR OAK (Lat: 41.846344,  Lng: -85.311506),  Route carried "on" structure: City street ,  Year Built: 1997,  Status: Open,  Structure Length: 1.50m (4.92ft),  Average Daily Traffic: 400 (year 1997),  Truck Traffic: 10%,  Average Future Daily Traffic: 750 (year 2016),  Design Load: HS 20,  Features Intersected: PRAIRIE RIVER,  Facility Carried by Structure: BURR OAK ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 3.549,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.0m (49.2ft),  Curb-To-Curb Width: 11.3m (37.1ft),  Out-to-Out Width: 12.3m (40.4ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 66.6 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 39.8 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  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: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 1343,  Location: IN BURR OAK (Lat: 41.848833,  Lng: -85.315389),  Route carried "on" structure: City street ,  Year Built: 1957,  Status: Open,  Structure Length: 1.23m (4.04ft),  Average Daily Traffic: 610 (year 2020),  Truck Traffic: 5%,  Average Future Daily Traffic: 700 (year 2040),  Design Load: HS 20,  Features Intersected: PRAIRIE RIVER,  Facility Carried by Structure: E MAIN STREET
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.681,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 4.0m (13.1ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Channel: Good,  Culverts: Satisfactory,  Operating Rating: 24.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 14.6 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: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Wearing Surface/Protective System: Wearing Surface: Bituminous