Bridge Statistics for South Rockwood, Michigan (MI)
Condition, Traffic, Stress, Structural Evaluation, Project Costs

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Structure Number: 2206,  Location: 1 MI W OF HARDWOOD (Lat: 45.962375,  Lng: -87.725044),  Route carried "on" structure: County highway ,  Year Built: 1945,  Status: Posted for load,  Structure Length: 1.09m (3.58ft),  Average Daily Traffic: 135 (year 2020),  Truck Traffic: 20%,  Average Future Daily Traffic: 146 (year 2040),  Features Intersected: E BR STURGEON RIVER,  Facility Carried by Structure: RIDEOUT ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.095,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.6m (34.8ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.5m (27.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Fair,  Operating Rating: 48.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 29.8 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,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than 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),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel

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Structure Number: 7131,  Location: 4.2 MI SW OF WAYNE COL (Lat: 42.039725,  Lng: -83.332011),  Route carried "on" structure: US 24,  Year Built: 1922,  Year Reconstructed: 1993,  Status: Open,  Structure Length: 1.12m (3.67ft),  Average Daily Traffic: 10,923 (year 2007),  Truck Traffic: 3%,  Average Future Daily Traffic: 12,658 (year 2018),  Design Load: HS 25 or greater,  Features Intersected: LITTLE SWAN CREEK
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 39.200,  Lanes on structure: 4,  Base Highway Network: Yes (Inventory Route: 430,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.0m (32.8ft),  Curb-To-Curb Width: 20.7m (67.9ft),  Out-to-Out Width: 21.7m (71.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 68.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 40.8 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: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 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: 7132,  Location: 4.0 MI SW OF WAYNE COL (Lat: 42.042703,  Lng: -83.329967),  Route carried "on" structure: US 24,  Year Built: 1922,  Year Reconstructed: 1993,  Status: Open,  Structure Length: 3.14m (10.30ft),  Average Daily Traffic: 10,923 (year 2007),  Truck Traffic: 3%,  Average Future Daily Traffic: 12,658 (year 2018),  Design Load: HS 25 or greater,  Features Intersected: SWAN CREEK
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 39.572,  Lanes on structure: 4,  Base Highway Network: Yes (Inventory Route: 430,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 30.4m (99.7ft),  Curb-To-Curb Width: 20.7m (67.9ft),  Out-to-Out Width: 21.7m (71.2ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  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: 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: 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: August 2021,  Bridge Improvement Cost: $74,000,  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: 7191,  Location: 5.3 MI SW OF WAYNE COL (Lat: 42.006836,  Lng: -83.312897),  Route carried "on" structure: Interstate 75,  Year Built: 1954,  Year Reconstructed: 1973,  Status: Open,  Structure Length: 3.50m (11.48ft),  Average Daily Traffic: 25,163 (year 2007),  Truck Traffic: 32%,  Average Future Daily Traffic: 30,544 (year 2018),  Design Load: HS 20,  Features Intersected: SWAN CREEK
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 34.681,  Lanes on structure: 4,  Base Highway Network: Yes (Inventory Route: 122,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 16.4m (53.8ft),  Skew: 10 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.7m (44.9ft),  Curb-To-Curb Width: 20.4m (66.9ft),  Out-to-Out Width: 21.4m (70.2ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 76.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 45.7 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: 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: June 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 7192,  Location: 5.3 MI SW OF WAYNE COL (Lat: 42.006694,  Lng: -83.312625),  Route carried "on" structure: Interstate 75,  Year Built: 1954,  Year Reconstructed: 1973,  Status: Open,  Structure Length: 3.50m (11.48ft),  Average Daily Traffic: 25,163 (year 2007),  Truck Traffic: 32%,  Average Future Daily Traffic: 30,544 (year 2018),  Design Load: HS 20,  Features Intersected: SWAN CREEK
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 34.686,  Lanes on structure: 3,  Base Highway Network: Yes (Inventory Route: 122,  Subroute: 9),  Owner: State Highway Agency,  Approaching Roadway Width: 16.4m (53.8ft),  Skew: 10 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.7m (44.9ft),  Curb-To-Curb Width: 16.4m (53.8ft),  Out-to-Out Width: 17.0m (55.8ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 76.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 45.7 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 12 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: June 2021,  Other Special Inspection Date: December 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 7202,  Location: 2.8 MI SW OF WAYNE COL (Lat: 42.037294,  Lng: -83.287200),  Route carried "on" structure: County highway ,  Year Built: 1954,  Status: Open,  Structure Length: 7.98m (26.18ft),  Average Daily Traffic: 270 (year 1995),  Truck Traffic: 3%,  Average Future Daily Traffic: 270 (year 2015),  Design Load: HS 20,  Features Intersected: I-75,  Facility Carried by Structure: SIGLER RD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 11.016,  Lanes on structure: 2,  Lanes under structure: 6,  Owner: State Highway Agency,  Approaching Roadway Width: 10.9m (35.8ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 23.7m (77.8ft),  Curb or Sidewalk Widths: Left: 0.4m (1.3ft),  Right: 0.4m (1.3ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 9.5m (31.2ft)

Condition: Deck: Poor,  Superstructure: Satisfactory,  Substructure: Fair,  Operating Rating: 54.1 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: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 7.99m (26.21ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Bridge Improvement Cost: $91,000,  Roadway Improvement Cost: $9,000,  Total Project Cost: $107,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 7203,  Location: IN S ROCKWOOD (Lat: 42.051967,  Lng: -83.269714),  Route carried "on" structure: City street 2057,  Year Built: 1956,  Status: Open,  Structure Length: 9.23m (30.28ft),  Average Daily Traffic: 680 (year 1974),  Average Future Daily Traffic: 680 (year 1977),  Design Load: HS 20,  Features Intersected: I-75,  Facility Carried by Structure: READY RD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 9.138,  Lanes on structure: 2,  Lanes under structure: 6,  Owner: State Highway Agency,  Approaching Roadway Width: 10.9m (35.8ft),  Skew: 4 degrees,  Material/Design: Concrete continuous,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 27.4m (89.9ft),  Curb or Sidewalk Widths: Left: 0.4m (1.3ft),  Right: 0.4m (1.3ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 9.5m (31.2ft)

Condition: Deck: Satisfactory,  Superstructure: Poor,  Substructure: Satisfactory,  Operating Rating: 68.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 40.8 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,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 12 months,  Inspection Date: June 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 7204,  Location: IN S ROCKWOOD (Lat: 42.062778,  Lng: -83.258331),  Route carried "on" structure: City street 2060,  Year Built: 2008,  Status: Open,  Structure Length: 7.74m (25.39ft),  Average Daily Traffic: 7,300 (year 2006),  Truck Traffic: 3%,  Average Future Daily Traffic: 9,500 (year 2026),  Design Load: HL 93,  Features Intersected: I-75,  Facility Carried by Structure: S HURON R DR
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 4.468,  Lanes on structure: 2,  Lanes under structure: 6,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 27.3m (89.6ft),  Curb or Sidewalk Widths: Left: 1.6m (5.2ft),  Right: 1.6m (5.2ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 52.5 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: 40.5 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: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 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: 7293,  Location: 1.75 MI W OF I 75 (Lat: 42.036475,  Lng: -83.321267),  Route carried "on" structure: County highway ,  Year Built: 1972,  Status: Open,  Structure Length: 3.65m (11.98ft),  Average Daily Traffic: 850 (year 2017),  Truck Traffic: 2%,  Average Future Daily Traffic: 978 (year 2037),  Design Load: H 20,  Features Intersected: SWAN CREEK,  Facility Carried by Structure: SIGLER RD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 8.190,  Lanes on structure: 2,  Owner: County 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: 3,  Length of Maximum Span: 11.8m (38.7ft),  Curb-To-Curb Width: 8.2m (26.9ft),  Out-to-Out Width: 9.3m (30.5ft)

Condition: Deck: Serious,  Superstructure: Serious,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 64.8 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: High priority of corrective action,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 3.66m (12.01ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: November 2021,  Bridge Improvement Cost: $257,000,000,  Roadway Improvement Cost: $58,000,000,  Total Project Cost: $355,000,000,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 7294,  Location: .05 MI N OF SWAN CRK RD (Lat: 42.003247,  Lng: -83.308414),  Route carried "on" structure: County highway ,  Year Built: 1965,  Status: Open,  Structure Length: 3.20m (10.50ft),  Average Daily Traffic: 2,210 (year 2017),  Truck Traffic: 1%,  Average Future Daily Traffic: 2,541 (year 2037),  Design Load: H 20,  Features Intersected: SWAN CREEK,  Facility Carried by Structure: BRANDON RD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.084,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 10.3m (33.8ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 10.2m (33.5ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Poor,  Operating Rating: 75.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 45.0 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: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete

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Structure Number: 7305,  Location: 0.5 MI E OF SWAN CREEK RD (Lat: 42.022333,  Lng: -83.302686),  Route carried "on" structure: County highway ,  Year Built: 1995,  Status: Open,  Structure Length: 3.38m (11.09ft),  Average Daily Traffic: 20 (year 1995),  Truck Traffic: 5%,  Average Future Daily Traffic: 24 (year 2014),  Design Load: HS 20,  Features Intersected: SWAN CREEK,  Facility Carried by Structure: LABO ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 1.027,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.5m (50.9ft),  Curb-To-Curb Width: 7.6m (24.9ft),  Out-to-Out Width: 7.6m (24.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Fair,  Operating Rating: 59.3 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,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other

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Structure Number: 7317,  Location: 0.15 MI N OF SWAN CREEK R (Lat: 42.002664,  Lng: -83.301617),  Route carried "on" structure: County highway ,  Year Built: 2015,  Status: Open,  Structure Length: 1.52m (4.99ft),  Average Daily Traffic: 770 (year 2017),  Truck Traffic: 1%,  Average Future Daily Traffic: 886 (year 2037),  Design Load: Greater than HL93,  Features Intersected: SWAN CREEK,  Facility Carried by Structure: DREW STREET
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.219,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 5.8m (19.0ft),  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: 14.8m (48.6ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.5m (31.2ft)

Condition: Deck: Very good,  Superstructure: Excellent,  Substructure: Very good,  Channel: Excellent,  Operating Rating: 64.2 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: 47.3 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: 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: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 10202,  Location: SEC. 8-9 KENOCKEE TWP. (Lat: 43.046328,  Lng: -82.714086),  Route carried "on" structure: ServiceCounty highway ,  Year Built: 1997,  Status: Open,  Structure Length: 3.02m (9.91ft),  Average Daily Traffic: 56 (year 1997),  Average Future Daily Traffic: 150 (year 2017),  Design Load: HS 20,  Features Intersected: MILL CREEK,  Facility Carried by Structure: BROWN ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 3.264,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 28.3m (92.8ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 10.4m (34.1ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Very good,  Channel: Satisfactory,  Operating Rating: 79.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 47.6 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,  Deck Geometry: Equal to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 7201,  Location: 6.2 MI NE OF M-50 (Lat: 42.005714,  Lng: -83.313667),  Route carried "under" structure: Interstate 75,  Year Built: 1955,  Structure Length: 0. m,  Average Daily Traffic: 50,326 (year 2007),  Truck Traffic: 32%,  Features Intersected: I-75,  Facility Carried by Structure: NEWPORT RD
Minimum Vertical Clearance: 5.11m (16.77ft),  Kilometerpoint: 34.543,  Lanes on structure: 2,  Lanes under structure: 7,  Material/Design: Concrete continuous,  Design/Construction: Tee Beam,  Length of Maximum Span: 24.7m (81.0ft)

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Structure Number: 7202,  Location: 2.8 MI SW OF WAYNE COL (Lat: 42.037294,  Lng: -83.287200),  Route carried "under" structure: Interstate 75,  Year Built: 1954,  Structure Length: 0. m,  Average Daily Traffic: 50,326 (year 2007),  Truck Traffic: 32%,  Features Intersected: I-75,  Facility Carried by Structure: SIGLER RD
Minimum Vertical Clearance: 4.95m (16.24ft),  Kilometerpoint: 38.680,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Concrete continuous,  Design/Construction: Tee Beam,  Length of Maximum Span: 23.7m (77.8ft)

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Structure Number: 7203,  Location: IN S ROCKWOOD (Lat: 42.051967,  Lng: -83.269714),  Route carried "under" structure: Interstate 75,  Year Built: 1956,  Structure Length: 0. m,  Average Daily Traffic: 50,326 (year 2007),  Truck Traffic: 32%,  Features Intersected: I-75,  Facility Carried by Structure: READY RD
Minimum Vertical Clearance: 4.80m (15.75ft),  Kilometerpoint: 40.861,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Concrete continuous,  Design/Construction: Tee Beam,  Length of Maximum Span: 27.4m (89.9ft)

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Structure Number: 7204,  Location: IN S ROCKWOOD (Lat: 42.062778,  Lng: -83.258331),  Route carried "under" structure: Interstate 75,  Year Built: 2008,  Structure Length: 0. m,  Average Daily Traffic: 53,858 (year 2007),  Truck Traffic: 30%,  Features Intersected: I-75,  Facility Carried by Structure: S HURON R DR
Minimum Vertical Clearance: 4.47m (14.67ft),  Kilometerpoint: 42.395,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 27.3m (89.6ft)