Bridge Statistics for Bay City, Michigan (MI)
Condition, Traffic, Stress, Structural Evaluation, Project Costs

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Structure Number: 75,  Location: 4 MI E & 1.5 MI N TRENARY (Lat: 46.213411,  Lng: -86.886439),  Route carried "on" structure: Other road ,  Year Built: 1920,  Year Reconstructed: 1968,  Status: Posted for load,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 5 (year 1995),  Average Future Daily Traffic: 10 (year 2015),  Features Intersected: DEXTER CREEK,  Facility Carried by Structure: PAULSON ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 1.197,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 4.9m (16.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.1m (20.0ft),  Curb-To-Curb Width: 3.7m (12.1ft),  Out-to-Out Width: 4.8m (15.7ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Good,  Operating Rating: 8.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 5.2 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,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: High priority of corrective action,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber

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Structure Number: 58,  Location: 0.4 MI NE OF I-75 (Lat: 43.564653,  Lng: -83.941003),  Route carried "on" structure: State highway 84,  Year Built: 2009,  Status: Open,  Structure Length: 0.66m (2.17ft),  Average Daily Traffic: 11,860 (year 2010),  Truck Traffic: 3%,  Average Future Daily Traffic: 13,102 (year 2030),  Design Load: Greater than HL93,  Features Intersected: DUTCH CREEK
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 5.412,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 76,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.1m (20.0ft),  Out-to-Out Width: 19.6m (64.3ft)

Condition: Channel: Very good,  Culverts: Very good,  Operating Rating: 97.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 89.7 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 desirable criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric

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Structure Number: 581,  Location: 1.0 MI N OF M-13 JCT (Lat: 43.643683,  Lng: -83.913325),  Route carried "on" structure: State highway 247,  Year Built: 1935,  Year Reconstructed: 1999,  Status: Open,  Structure Length: 4.11m (13.48ft),  Average Daily Traffic: 5,842 (year 2007),  Truck Traffic: 2%,  Average Future Daily Traffic: 11,328 (year 2018),  Design Load: H 15,  Features Intersected: KAWKAWLIN RIVER
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 1.756,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.3m (43.6ft),  Curb-To-Curb Width: 12.1m (39.7ft),  Out-to-Out Width: 12.8m (42.0ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 66.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 38.6 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: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: July 2021,  Underwater Inspection Date: July 2020,  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: 585,  Location: 4.0 MI N OF I-75 JCT (Lat: 43.531178,  Lng: -83.881375),  Route carried "on" structure: State highway 13,  Year Built: 2010,  Status: Open,  Structure Length: 9.45m (31.00ft),  Average Daily Traffic: 6,816 (year 2007),  Truck Traffic: 6%,  Average Future Daily Traffic: 9,800 (year 2032),  Design Load: Greater than HL93,  Features Intersected: CHEBOYGANING CREEK
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 1.053,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Single/Spread,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 36.1m (118.4ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 14.4m (47.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Inventory Rating: 57.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to 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 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: May 2021,  Underwater Inspection Date: August 2020,  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: 586,  Location: IN BAY CITY (LAFAYETTE AV (Lat: 43.579686,  Lng: -83.898975),  Route carried "on" structure: State highway 13,  Year Built: 1938,  Year Reconstructed: 2005,  Status: Open,  Structure Length: 15.48m (50.79ft),  Average Daily Traffic: 19,666 (year 2007),  Truck Traffic: 6%,  Average Future Daily Traffic: 12,550 (year 2025),  Design Load: HS 20+Mod,  Features Intersected: E CHANNEL SAGINAW RIVER
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.599,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 76,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Navigation Control: Yes ( Vertical Clearance: 6.0m (19.7ft), Horizontal Clearance: 46.0m (150.9ft)),  Material/Design: Steel,  Design/Construction: Movable - Bascule,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 2,  Length of Maximum Span: 56.4m (185.0ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 13.7m (44.9ft)

Condition: Deck: Fair,  Superstructure: Poor,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 46.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 27.9 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: Meets minimum limits,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 15.48m (50.79ft),  Designated Inspection Frequency: Every 15 months,  Critical Feature Inspection Frequency: Every 15 months,  Underwater Inspection Frequency: Every 36 months,  Other Special Inspection Frequency: Every 9 months,  Inspection Date: April 2021,  Critical Feature Inspection Date: April 2021,  Underwater Inspection Date: August 2020,  Other Special Inspection Date: January 2022,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 587,  Location: IN BAY CITY (LAFAYETTE AV (Lat: 43.580061,  Lng: -83.903397),  Route carried "on" structure: State highway 13,  Year Built: 1938,  Year Reconstructed: 2005,  Status: Open,  Structure Length: 15.48m (50.79ft),  Average Daily Traffic: 19,666 (year 2007),  Truck Traffic: 6%,  Average Future Daily Traffic: 25,100 (year 2025),  Design Load: HS 20,  Features Intersected: W CHANNEL SAGINAW RIVER
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.895,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 76,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Navigation Control: Yes ( Vertical Clearance: 0.3m (1.0ft), Horizontal Clearance: 22.0m (72.2ft)),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 6,  Length of Maximum Span: 29.9m (98.1ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 13.7m (44.9ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Poor,  Channel: Good,  Operating Rating: 64.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 38.6 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: Meets minimum limits,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 15.24m (50.00ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Other Special Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Underwater Inspection Date: August 2020,  Other Special Inspection Date: August 2021,  Bridge Improvement Cost: $1,957,000,  Roadway Improvement Cost: $8,000,  Total Project Cost: $92,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 588,  Location: IN KAWKAWLIN (Lat: 43.653733,  Lng: -83.944494),  Route carried "on" structure: State highway 13,  Year Built: 1931,  Year Reconstructed: 2009,  Status: Open,  Structure Length: 3.35m (10.99ft),  Average Daily Traffic: 17,442 (year 2007),  Truck Traffic: 3%,  Average Future Daily Traffic: 18,101 (year 2018),  Design Load: H 15,  Features Intersected: KAWKAWLIN RIVER
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 13.783,  Lanes on structure: 4,  Base Highway Network: Yes (Inventory Route: 76,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 18.3m (60.0ft),  Skew: 31 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 16.7m (54.8ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 16.3m (53.5ft),  Out-to-Out Width: 19.0m (62.3ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 65.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 597,  Location: 2.4 MI N OF SAGINAW COL (Lat: 43.557758,  Lng: -83.946261),  Route carried "on" structure: Interstate 75,  Year Built: 1960,  Year Reconstructed: 2009,  Status: Open,  Structure Length: 3.48m (11.42ft),  Average Daily Traffic: 57,600 (year 2009),  Truck Traffic: 6%,  Average Future Daily Traffic: 76,000 (year 2032),  Design Load: HS 20,  Features Intersected: SQUACONNING CREEK
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 3.953,  Lanes on structure: 5,  Base Highway Network: Yes (Inventory Route: 76,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 25.6m (84.0ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 17.0m (55.8ft),  Curb-To-Curb Width: 25.9m (85.0ft),  Out-to-Out Width: 26.9m (88.3ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 67.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  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: 598,  Location: 2.4 MI N OF SAGINAW COL (Lat: 43.556758,  Lng: -83.946953),  Route carried "on" structure: Interstate 75,  Year Built: 1960,  Year Reconstructed: 2009,  Status: Open,  Structure Length: 3.47m (11.38ft),  Average Daily Traffic: 57,600 (year 2009),  Truck Traffic: 6%,  Average Future Daily Traffic: 76,000 (year 2032),  Design Load: HS 20,  Features Intersected: SQUACONNING CREEK
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 3.893,  Lanes on structure: 4,  Base Highway Network: Yes (Inventory Route: 76,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 29.3m (96.1ft),  Skew: 13 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 16.6m (54.5ft),  Curb-To-Curb Width: 29.5m (96.8ft),  Out-to-Out Width: 30.5m (100.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 64.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 38.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  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: May 2020,  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: 6,  Location: 1.0 MI N OF SAGINAW COL (Lat: 43.536778,  Lng: -83.944739),  Route carried "on" structure: County highway ,  Year Built: 1960,  Year Reconstructed: 2006,  Status: Open,  Structure Length: 6.21m (20.37ft),  Average Daily Traffic: 528 (year 1993),  Truck Traffic: 3%,  Average Future Daily Traffic: 230 (year 1977),  Design Load: H 15,  Features Intersected: I-75,  Facility Carried by Structure: AMELITH RD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 1.674,  Lanes on structure: 2,  Lanes under structure: 6,  Owner: State Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 21.6m (70.9ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 10.2m (33.5ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Good,  Operating Rating: 56.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 6.22m (20.41ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $190,000,  Roadway Improvement Cost: $13,000,  Total Project Cost: $157,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 601,  Location: 2.6 MI N OF SAGINAW COL (Lat: 43.559944,  Lng: -83.947592),  Route carried "on" structure: State highway 84,  Year Built: 2009,  Status: Open,  Structure Length: 5.89m (19.32ft),  Average Daily Traffic: 11,860 (year 2010),  Truck Traffic: 7%,  Average Future Daily Traffic: 13,102 (year 2030),  Design Load: Greater than HL93,  Features Intersected: I-75 NB
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 4.658,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes (Inventory Route: 76,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 21.9m (71.9ft),  Skew: 2 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 31.5m (103.3ft),  Curb-To-Curb Width: 21.9m (71.9ft),  Out-to-Out Width: 23.0m (75.5ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 66.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020,  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: 602,  Location: 2.6 MI N OF SAGINAW COL (Lat: 43.559322,  Lng: -83.948475),  Route carried "on" structure: State highway 84,  Year Built: 2009,  Status: Open,  Structure Length: 5.87m (19.26ft),  Average Daily Traffic: 11,860 (year 2010),  Truck Traffic: 7%,  Average Future Daily Traffic: 13,102 (year 2030),  Design Load: Greater than HL93,  Features Intersected: I-75 SB
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 4.558,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes (Inventory Route: 76,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 21.9m (71.9ft),  Skew: 2 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 31.2m (102.4ft),  Curb-To-Curb Width: 21.9m (71.9ft),  Out-to-Out Width: 23.0m (75.5ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 64.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 38.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020,  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: 603,  Location: 3.0 MI N OF SAGINAW COL (Lat: 43.566167,  Lng: -83.949164),  Route carried "on" structure: County highway 2008,  Year Built: 1960,  Status: Open,  Structure Length: 6.20m (20.34ft),  Average Daily Traffic: 2,376 (year 1995),  Truck Traffic: 3%,  Average Future Daily Traffic: 260 (year 1977),  Design Load: H 15,  Features Intersected: I-75,  Facility Carried by Structure: HOTCHKISS RD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 17.687,  Lanes on structure: 2,  Lanes under structure: 6,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 21.6m (70.9ft),  Curb or Sidewalk Widths: Left: 1.1m (3.6ft),  Right: 1.1m (3.6ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 10.2m (33.5ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 62.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 37.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of corrective action,  Underclear: High priority of replacement,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 6.19m (20.31ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021,  Bridge Improvement Cost: $822,000,  Roadway Improvement Cost: $13,000,  Total Project Cost: $153,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 605,  Location: 1.5 MI W OF BAY CITY (Lat: 43.595764,  Lng: -83.948131),  Route carried "on" structure: US 10,  Year Built: 2015,  Status: Open,  Structure Length: 6.42m (21.06ft),  Average Daily Traffic: 12,500 (year 2009),  Truck Traffic: 5%,  Average Future Daily Traffic: 13,750 (year 2030),  Design Load: Greater than HL93,  Features Intersected: I-75
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 18.502,  Lanes on structure: 3,  Lanes under structure: 10,  Base Highway Network: Yes (Inventory Route: 76,  Subroute: 7),  Owner: State Highway Agency,  Approaching Roadway Width: 17.7m (58.1ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 31.4m (103.0ft),  Curb-To-Curb Width: 18.0m (59.1ft),  Out-to-Out Width: 19.0m (62.3ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Operating Rating: 67.4 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: 39.2 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: Better than present minimum criteria,  Underclear: Meets minimum limits,  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,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 626,  Location: 3.6 MI S OF KAWKAWLIN (Lat: 43.602442,  Lng: -83.947850),  Route carried "on" structure: Interstate 75,  Year Built: 2001,  Status: Open,  Structure Length: 2.31m (7.58ft),  Average Daily Traffic: 18,568 (year 2007),  Truck Traffic: 9%,  Average Future Daily Traffic: 46,919 (year 2018),  Design Load: HS 25 or greater,  Features Intersected: MIDLAND ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 8.956,  Lanes on structure: 4,  Lanes under structure: 2,  Base Highway Network: Yes (Inventory Route: 76,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 17.4m (57.1ft),  Skew: 10 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 21.9m (71.9ft),  Curb-To-Curb Width: 21.1m (69.2ft),  Out-to-Out Width: 22.1m (72.5ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 71.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 42.5 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,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  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: 628,  Location: 3.0 MI S OF KAWKAWLIN (Lat: 43.609408,  Lng: -83.947619),  Route carried "on" structure: County highway ,  Year Built: 1961,  Year Reconstructed: 2001,  Status: Open,  Structure Length: 6.34m (20.80ft),  Average Daily Traffic: 1,045 (year 1995),  Truck Traffic: 3%,  Average Future Daily Traffic: 450 (year 1977),  Design Load: H 15,  Features Intersected: I-75,  Facility Carried by Structure: N UNION RD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 6.784,  Lanes on structure: 2,  Lanes under structure: 6,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 21.6m (70.9ft),  Curb or Sidewalk Widths: Left: 0.8m (2.6ft),  Right: 0.8m (2.6ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 9.5m (31.2ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 55.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 33.4 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,  Underclear: High priority of replacement,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 6.34m (20.80ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Bridge Improvement Cost: $835,000,  Roadway Improvement Cost: $6,000,  Total Project Cost: $72,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 63,  Location: 2.0 MI S OF KAWKAWLIN (Lat: 43.624106,  Lng: -83.954489),  Route carried "on" structure: County highway 2008,  Year Built: 1968,  Year Reconstructed: 2019,  Status: Open,  Structure Length: 9.67m (31.73ft),  Average Daily Traffic: 6,620 (year 2016),  Truck Traffic: 3%,  Average Future Daily Traffic: 7,613 (year 2036),  Design Load: H 20,  Features Intersected: I-75,  Facility Carried by Structure: WILDER RD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 2.026,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes (Inventory Route: 76,  Subroute: 8),  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 24.3m (79.7ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 14.1m (46.3ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Very good,  Operating Rating: 63.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 37.9 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,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 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: 646,  Location: IN BAY CITY (Lat: 43.596147,  Lng: -83.892517),  Route carried "on" structure: State highway 25,  Year Built: 1958,  Year Reconstructed: 2005,  Status: Open,  Structure Length: 26.03m (85.40ft),  Average Daily Traffic: 30,724 (year 2018),  Truck Traffic: 3%,  Average Future Daily Traffic: 35,333 (year 2038),  Design Load: HS 20,  Features Intersected: SAGINAW RIVER & JFK DR
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 4.527,  Lanes on structure: 4,  Lanes under structure: 2,  Base Highway Network: Yes (Inventory Route: 76,  Subroute: 4),  Owner: State Highway Agency,  Approaching Roadway Width: 17.1m (56.1ft),  Skew: 20 degrees,  Navigation Control: Yes ( Vertical Clearance: 0.3m (1.0ft), Horizontal Clearance: 45.0m (147.6ft)),  Material/Design: Steel,  Design/Construction: Movable - Bascule,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 6,  Length of Maximum Span: 56.4m (185.0ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 15.8m (51.8ft),  Out-to-Out Width: 20.6m (67.6ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 58.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 34.7 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: Meets minimum limits,  Underclear: Somewhat better than minimum adequacy,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 26.03m (85.40ft),  Designated Inspection Frequency: Every 15 months,  Critical Feature Inspection Frequency: Every 15 months,  Underwater Inspection Frequency: Every 60 months,  Other Special Inspection Frequency: Every 4 months,  Inspection Date: July 2021,  Critical Feature Inspection Date: July 2021,  Underwater Inspection Date: August 2020,  Other Special Inspection Date: March 2022,  Bridge Improvement Cost: $1,454,000,  Roadway Improvement Cost: $140,000,  Total Project Cost: $1,594,000,  Deck Structure Type: Open Grating,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 649,  Location: IN BAY CITY (Lat: 43.597250,  Lng: -83.898053),  Route carried "on" structure: State highway 25,  Year Built: 1957,  Year Reconstructed: 1993,  Status: Open,  Structure Length: 7.51m (24.64ft),  Average Daily Traffic: 30,724 (year 2018),  Truck Traffic: 3%,  Average Future Daily Traffic: 35,333 (year 2038),  Design Load: HS 25 or greater,  Features Intersected: CM RR
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 4.030,  Lanes on structure: 4,  Base Highway Network: Yes (Inventory Route: 76,  Subroute: 4),  Owner: State Highway Agency,  Approaching Roadway Width: 17.1m (56.1ft),  Skew: 20 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 16.3m (53.5ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 15.8m (51.8ft),  Out-to-Out Width: 20.8m (68.2ft)

Condition: Deck: Very good,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 65.4 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: Meets minimum limits,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Bridge Improvement Cost: $365,000,  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: 67,  Location: 1.9 MI S OF KAWKAWLIN (Lat: 43.624036,  Lng: -83.944058),  Route carried "on" structure: County highway 2008,  Year Built: 1961,  Status: Open,  Structure Length: 6.47m (21.23ft),  Average Daily Traffic: 6,349 (year 2014),  Truck Traffic: 5%,  Average Future Daily Traffic: 7,301 (year 2034),  Design Load: HS 20,  Features Intersected: M-13/I-75 CONN,  Facility Carried by Structure: WILDER RD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 2.868,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes (Inventory Route: 76,  Subroute: 8),  Owner: State Highway Agency,  Approaching Roadway Width: 9.4m (30.8ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 20.9m (68.6ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 68.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 41.1 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: Meets minimum limits,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay

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Structure Number: 677,  Location: 0.5 MI SW OLD BEAVER RD (Lat: 43.648992,  Lng: -83.958047),  Route carried "on" structure: County highway ,  Year Built: 1930,  Year Reconstructed: 1959,  Status: Posted for load,  Structure Length: 1.82m (5.97ft),  Average Daily Traffic: 438 (year 1995),  Truck Traffic: 7%,  Average Future Daily Traffic: 756 (year 2018),  Design Load: H 15,  Features Intersected: N BR KAWKAWLIN RIVER,  Facility Carried by Structure: CHIP ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 9.104,  Lanes on structure: 2,  Owner: County 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: 1,  Length of Maximum Span: 16.1m (52.8ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 47.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 35.8 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  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,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 30.0 - 39.9% below),  Length Of Structure Improvement: 2.29m (7.51ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $261,000,  Roadway Improvement Cost: $19,000,  Total Project Cost: $280,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 678,  Location: 100' E OF CHIP RD. (Lat: 43.650628,  Lng: -83.948500),  Route carried "on" structure: County highway ,  Year Built: 1959,  Status: Posted for load,  Structure Length: 4.42m (14.50ft),  Average Daily Traffic: 784 (year 2000),  Truck Traffic: 7%,  Average Future Daily Traffic: 941 (year 2020),  Design Load: H 15,  Features Intersected: KAWKAWLIN RIVER,  Facility Carried by Structure: FRASER ST
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 2.322,  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: 13.7m (44.9ft),  Curb or Sidewalk Widths: Left: 0.4m (1.3ft),  Right: 0.4m (1.3ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 9.2m (30.2ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Fair,  Channel: Fair,  Operating Rating: 28.5 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: 22.0 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: Meets minimum limits,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 6.10m (20.01ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: May 2021,  Bridge Improvement Cost: $60,000,  Roadway Improvement Cost: $6,000,  Total Project Cost: $81,000,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 71,  Location: 0.5 MI S OF KAWKAWLIN (Lat: 43.648447,  Lng: -83.946408),  Route carried "on" structure: County highway ,  Year Built: 1972,  Status: Posted for load,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 796 (year 2000),  Truck Traffic: 2%,  Average Future Daily Traffic: 955 (year 2020),  Design Load: HS 20+Mod,  Features Intersected: MILL POND DRAIN,  Facility Carried by Structure: MONITOR ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 2.763,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Wood or Timber,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 8.8m (28.9ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 43.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 31.1 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: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable 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: May 2020,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 711,  Location: 2 MI N OF BAY CITY (Lat: 43.652219,  Lng: -83.897533),  Route carried "on" structure: County highway ,  Year Built: 2003,  Status: Open,  Structure Length: 5.91m (19.39ft),  Average Daily Traffic: 9,810 (year 2003),  Truck Traffic: 3%,  Average Future Daily Traffic: 14,575 (year 2023),  Design Load: HS 20,  Features Intersected: KAWKAWLIN RIVER,  Facility Carried by Structure: STATE PARK DRIVE
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 6.397,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 19.8m (65.0ft),  Curb or Sidewalk Widths: Left: 6.1m (20.0ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 12.5m (41.0ft),  Out-to-Out Width: 20.1m (65.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 82.0 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: 63.2 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 minimum criteria,  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,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: May 2020,  Underwater Inspection Date: October 2019,  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: 719,  Location: 0.1 MI S OF M-84 (Lat: 43.562072,  Lng: -83.940661),  Route carried "on" structure: County highway ,  Year Built: 1971,  Status: Posted for load,  Structure Length: 1.61m (5.28ft),  Average Daily Traffic: 393 (year 2000),  Truck Traffic: 7%,  Average Future Daily Traffic: 471 (year 2020),  Design Load: H 20,  Features Intersected: DUTCH CREEK,  Facility Carried by Structure: ZIEGLER ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.211,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Wood or Timber,  Design/Construction: Slab,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 7.6m (24.9ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 12.5m (41.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Good,  Operating Rating: 42.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 29.8 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: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: April 2020,  Underwater Inspection Date: October 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 72,  Location: 0.25 MI N OF STONE ISLAND (Lat: 43.557264,  Lng: -83.916106),  Route carried "on" structure: County highway ,  Year Built: 1991,  Status: Open,  Structure Length: 4.57m (14.99ft),  Average Daily Traffic: 1,285 (year 2000),  Average Future Daily Traffic: 1,542 (year 2020),  Design Load: HS 20,  Features Intersected: SQUACONNING CREEK,  Facility Carried by Structure: S EUCLID ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 2.041,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 22.8m (74.8ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.3m (40.4ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Good,  Operating Rating: 58.3 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: 45.0 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 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 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: April 2020,  Underwater Inspection Date: October 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 747,  Location: BAY CITY (Lat: 43.604597,  Lng: -83.889200),  Route carried "on" structure: Business City street 2008,  Year Built: 1987,  Status: Open,  Structure Length: 71.46m (234.45ft),  Average Daily Traffic: 19,300 (year 1990),  Truck Traffic: 10%,  Average Future Daily Traffic: 28,000 (year 2010),  Design Load: HS 20,  Features Intersected: SAGINAW RIVER AND MCRR,  Facility Carried by Structure: WOODSIDE AVE
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.026,  Lanes on structure: 4,  Base Highway Network: Yes (Inventory Route: 188,  Subroute: 1),  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 20.7m (67.9ft),  Skew: 29 degrees,  Navigation Control: Yes ( Vertical Clearance: 5.7m (18.7ft), Horizontal Clearance: 23.4m (76.8ft)),  Material/Design: Steel,  Design/Construction: Movable - Bascule,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 21,  Length of Maximum Span: 83.8m (274.9ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 19.5m (64.0ft),  Out-to-Out Width: 23.4m (76.8ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 51.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 27.2 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: Better than present minimum criteria,  Underclear: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 71.46m (234.45ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Critical Feature Inspection Date: March 2021,  Underwater Inspection Date: March 2020,  Bridge Improvement Cost: $618,000,  Total Project Cost: $618,000,  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: 749,  Location: IN BAY CITY (Lat: 43.614856,  Lng: -83.873025),  Route carried "on" structure: City street ,  Year Built: 1976,  Status: Open,  Structure Length: 36.91m (121.10ft),  Average Daily Traffic: 21,832 (year 2008),  Truck Traffic: 4%,  Average Future Daily Traffic: 39,300 (year 2024),  Design Load: HS 20+Mod,  Features Intersected: SAGINAW RV;MARTIN ST&RR,  Facility Carried by Structure: TRUMAN PARKWAY
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 1.334,  Lanes on structure: 4,  Lanes under structure: 2,  Base Highway Network: Yes (Inventory Route: 77,  Subroute: 3),  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 17.1m (56.1ft),  Skew: 20 degrees,  Navigation Control: Yes ( Vertical Clearance: 9.1m (29.9ft), Horizontal Clearance: 22.3m (73.2ft)),  Material/Design: Steel,  Design/Construction: Movable - Bascule,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 10,  Length of Maximum Span: 56.4m (185.0ft),  Curb or Sidewalk Widths: Left: 1.6m (5.2ft),  Right: 1.6m (5.2ft),  Curb-To-Curb Width: 17.1m (56.1ft),  Out-to-Out Width: 22.3m (73.2ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 56.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 33.7 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,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: 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,  Critical Feature Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: December 2020,  Critical Feature Inspection Date: December 2020,  Underwater Inspection Date: March 2020,  Deck Structure Type: Open Grating,  Wearing Surface/Protective System: Deck Protection: Other

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Structure Number: 75,  Location: IN BAY CITY (Lat: 43.608558,  Lng: -83.871717),  Route carried "on" structure: City street ,  Year Built: 1976,  Status: Open,  Structure Length: 6.37m (20.90ft),  Average Daily Traffic: 25,340 (year 2004),  Truck Traffic: 4%,  Average Future Daily Traffic: 45,766 (year 2024),  Design Load: HS 20+Mod,  Features Intersected: WATER ST & C&ORR,  Facility Carried by Structure: TRUMAN PARKWAY
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.637,  Lanes on structure: 4,  Lanes under structure: 2,  Base Highway Network: Yes (Inventory Route: 77,  Subroute: 3),  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 17.0m (55.8ft),  Skew: 39 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 31.1m (102.0ft),  Curb or Sidewalk Widths: Left: 1.6m (5.2ft),  Right: 1.6m (5.2ft),  Curb-To-Curb Width: 17.0m (55.8ft),  Out-to-Out Width: 22.3m (73.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 81.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 48.6 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,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 13979,  Location: 0.57 MI N OF DELTA ROAD (Lat: 43.560000,  Lng: -83.974194),  Route carried "on" structure: County highway ,  Year Built: 1980,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 50 (year 2017),  Average Future Daily Traffic: 100 (year 2037),  Features Intersected: KLAUSS CREEK,  Facility Carried by Structure: FOUR MILE ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.919,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.5m (21.3ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.3m (24.0ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 54.5 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Better than 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: May 2021,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 6,  Location: 1.0 MI N OF SAGINAW COL (Lat: 43.536778,  Lng: -83.944739),  Route carried "under" structure: Interstate 75,  Year Built: 1960,  Structure Length: 0. m,  Average Daily Traffic: 53,002 (year 2007),  Truck Traffic: 5%,  Features Intersected: I-75,  Facility Carried by Structure: AMELITH RD
Minimum Vertical Clearance: 5.31m (17.42ft),  Kilometerpoint: 1.605,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 21.6m (70.9ft)

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Structure Number: 601,  Location: 2.6 MI N OF SAGINAW COL (Lat: 43.559944,  Lng: -83.947592),  Route carried "under" structure: Interstate 75,  Year Built: 2009,  Structure Length: 0. m,  Average Daily Traffic: 26,950 (year 2010),  Truck Traffic: 6%,  Features Intersected: I-75 NB,  Facility Carried by Structure: M-84
Minimum Vertical Clearance: 5.31m (17.42ft),  Kilometerpoint: 4.221,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 31.5m (103.3ft)

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Structure Number: 602,  Location: 2.6 MI N OF SAGINAW COL (Lat: 43.559322,  Lng: -83.948475),  Route carried "under" structure: Interstate 75,  Year Built: 2009,  Structure Length: 0. m,  Average Daily Traffic: 26,950 (year 2010),  Truck Traffic: 6%,  Features Intersected: I-75 SB,  Facility Carried by Structure: M-84
Minimum Vertical Clearance: 5.33m (17.49ft),  Kilometerpoint: 4.162,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 31.2m (102.4ft)

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Structure Number: 603,  Location: 3.0 MI N OF SAGINAW COL (Lat: 43.566167,  Lng: -83.949164),  Route carried "under" structure: Interstate 75,  Year Built: 1960,  Structure Length: 0. m,  Average Daily Traffic: 57,620 (year 2007),  Truck Traffic: 6%,  Features Intersected: I-75,  Facility Carried by Structure: HOTCHKISS RD
Minimum Vertical Clearance: 5.08m (16.67ft),  Kilometerpoint: 4.925,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 21.6m (70.9ft)

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Structure Number: 604,  Location: 4.0 MI N OF SAGINAW COL (Lat: 43.580597,  Lng: -83.948628),  Route carried "under" structure: Interstate 75,  Year Built: 1960,  Structure Length: 0. m,  Average Daily Traffic: 57,620 (year 2007),  Truck Traffic: 7%,  Features Intersected: I-75,  Facility Carried by Structure: SALZBURG RD
Minimum Vertical Clearance: 5.13m (16.83ft),  Kilometerpoint: 6.529,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 21.5m (70.5ft)

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Structure Number: 605,  Location: 1.5 MI W OF BAY CITY (Lat: 43.595764,  Lng: -83.948131),  Route carried "under" structure: Interstate 75,  Year Built: 2015,  Structure Length: 0. m,  Average Daily Traffic: 57,900 (year 2009),  Truck Traffic: 5%,  Features Intersected: I-75,  Facility Carried by Structure: US-10 EB
Minimum Vertical Clearance: 5.28m (17.32ft),  Kilometerpoint: 8.214,  Lanes on structure: 3,  Lanes under structure: 10,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 31.4m (103.0ft)

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Structure Number: 606,  Location: 1.5 MI W OF BAY CITY (Lat: 43.595972,  Lng: -83.948111),  Route carried "under" structure: Interstate 75,  Year Built: 2015,  Structure Length: 0. m,  Average Daily Traffic: 57,900 (year 2009),  Truck Traffic: 5%,  Features Intersected: I-75,  Facility Carried by Structure: US-10 WB & M-25 NB
Minimum Vertical Clearance: 5.16m (16.93ft),  Kilometerpoint: 8.234,  Lanes on structure: 3,  Lanes under structure: 10,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 31.4m (103.0ft)

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Structure Number: 626,  Location: 3.6 MI S OF KAWKAWLIN (Lat: 43.602442,  Lng: -83.947850),  Route carried "under" structure: County highway 2008,  Year Built: 2001,  Structure Length: 0. m,  Average Daily Traffic: 9,014 (year 1994),  Truck Traffic: 3%,  Features Intersected: MIDLAND ROAD,  Facility Carried by Structure: I-75 NB
Minimum Vertical Clearance: 4.80m (15.75ft),  Kilometerpoint: 17.739,  Lanes on structure: 4,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 21.9m (71.9ft)

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Structure Number: 627,  Location: 3.6 MI S OF KAWKAWLIN (Lat: 43.602447,  Lng: -83.948183),  Route carried "under" structure: County highway 2008,  Year Built: 2001,  Structure Length: 0. m,  Average Daily Traffic: 9,014 (year 1994),  Truck Traffic: 2%,  Features Intersected: MIDLAND ROAD,  Facility Carried by Structure: I-75 SB
Minimum Vertical Clearance: 4.70m (15.42ft),  Kilometerpoint: 17.711,  Lanes on structure: 4,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 21.9m (71.9ft)

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Structure Number: 628,  Location: 3.0 MI S OF KAWKAWLIN (Lat: 43.609408,  Lng: -83.947619),  Route carried "under" structure: Interstate 75,  Year Built: 1961,  Structure Length: 0. m,  Average Daily Traffic: 37,136 (year 2007),  Truck Traffic: 9%,  Features Intersected: I-75,  Facility Carried by Structure: N UNION RD
Minimum Vertical Clearance: 5.13m (16.83ft),  Kilometerpoint: 9.730,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 21.6m (70.9ft)

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Structure Number: 629,  Location: 2.5 MI S OF KAWKAWLIN (Lat: 43.618628,  Lng: -83.948789),  Route carried "under" structure: Ramp State highway 13,  Year Built: 1968,  Structure Length: 0. m,  Average Daily Traffic: 16,550 (year 2007),  Truck Traffic: 6%,  Features Intersected: M-13 CONN,  Facility Carried by Structure: I-75 SB
Minimum Vertical Clearance: 4.72m (15.49ft),  Kilometerpoint: 0.650,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 20.7m (67.9ft)

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Structure Number: 63,  Location: 2.0 MI S OF KAWKAWLIN (Lat: 43.624106,  Lng: -83.954489),  Route carried "under" structure: Interstate 75,  Year Built: 1968,  Structure Length: 0. m,  Average Daily Traffic: 28,678 (year 2007),  Truck Traffic: 6%,  Features Intersected: I-75,  Facility Carried by Structure: WILDER RD
Minimum Vertical Clearance: 5.21m (17.09ft),  Kilometerpoint: 11.555,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 24.3m (79.7ft)

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Structure Number: 645,  Location: 2.5 MI S OF KAWKAWLIN (Lat: 43.618986,  Lng: -83.948572),  Route carried "under" structure: Ramp State highway 13,  Year Built: 1967,  Structure Length: 0. m,  Average Daily Traffic: 16,550 (year 2007),  Truck Traffic: 6%,  Features Intersected: M-13 CONN SB,  Facility Carried by Structure: I-75 NB
Minimum Vertical Clearance: 5.82m (19.09ft),  Kilometerpoint: 0.694,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 19.2m (63.0ft)

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Structure Number: 646,  Location: IN BAY CITY (Lat: 43.596147,  Lng: -83.892517),  Route carried "under" structure: City street ,  Year Built: 1958,  Structure Length: 0. m,  Average Daily Traffic: 80 (year 1995),  Features Intersected: SAGINAW RIVER & JFK DR,  Facility Carried by Structure: M-25
Minimum Vertical Clearance: 4.78m (15.68ft),  Kilometerpoint: 0.019,  Lanes on structure: 4,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Movable - Bascule,  Length of Maximum Span: 56.4m (185.0ft)

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Structure Number: 669,  Location: 2.0 MI W OF BAY CITY (Lat: 43.595633,  Lng: -83.952292),  Route carried "under" structure: US 10,  Year Built: 1958,  Structure Length: 0. m,  Average Daily Traffic: 36,670 (year 2007),  Truck Traffic: 6%,  Features Intersected: US-10,  Facility Carried by Structure: THREE MILE RD
Minimum Vertical Clearance: 4.78m (15.68ft),  Kilometerpoint: 18.164,  Lanes on structure: 2,  Lanes under structure: 5,  Material/Design: Concrete continuous,  Design/Construction: Tee Beam,  Length of Maximum Span: 19.5m (64.0ft)

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Structure Number: 67,  Location: 1.9 MI S OF KAWKAWLIN (Lat: 43.624036,  Lng: -83.944058),  Route carried "under" structure: Ramp Interstate 75,  Year Built: 1961,  Structure Length: 0. m,  Average Daily Traffic: 10,382 (year 2014),  Truck Traffic: 4%,  Features Intersected: M-13/I-75 CONN,  Facility Carried by Structure: WILDER RD
Minimum Vertical Clearance: 4.62m (15.16ft),  Kilometerpoint: 1.130,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 20.9m (68.6ft)