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

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Structure Number: 3179,  Location: SEC 35-36 WHEELER TWP (Lat: 43.388231,  Lng: -84.389575),  Route carried "on" structure: County highway ,  Year Built: 1983,  Status: Open,  Structure Length: 1.95m (6.40ft),  Average Daily Traffic: 95 (year 2003),  Average Future Daily Traffic: 125 (year 2023),  Design Load: HS 20+Mod,  Features Intersected: BEAVER CREEK,  Facility Carried by Structure: MASON ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 1.017,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.0m (23.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 19.2m (63.0ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 11.4m (37.4ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 57.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 34.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable 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: June 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up

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Structure Number: 9088,  Location: 1.5 MI EAST OF MERRILL (Lat: 43.411275,  Lng: -84.302047),  Route carried "on" structure: State highway 46,  Year Built: 2018,  Status: Open,  Structure Length: 0.78m (2.56ft),  Average Daily Traffic: 6,100 (year 2018),  Truck Traffic: 6%,  Average Future Daily Traffic: 6,750 (year 2038),  Design Load: Greater than HL93,  Features Intersected: PLANK ROAD #16 DRAIN
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 5.506,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 46,  Subroute: 4),  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 4 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.8m (25.6ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 19.7m (64.6ft)

Condition: Channel: Satisfactory,  Culverts: Very good,  Operating Rating: 79.1 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 61.2 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: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 9089,  Location: 2.3 MI EAST OF MERRILL (Lat: 43.412003,  Lng: -84.288289),  Route carried "on" structure: State highway 46,  Year Built: 2018,  Status: Open,  Structure Length: 0.67m (2.20ft),  Average Daily Traffic: 6,100 (year 2017),  Truck Traffic: 6%,  Average Future Daily Traffic: 6,750 (year 2038),  Design Load: Greater than HL93,  Features Intersected: WHITMORE DRAIN
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 6.626,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 46,  Subroute: 4),  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.7m (22.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Channel: Satisfactory,  Culverts: Very good,  Operating Rating: 73.5 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: 56.7 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: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 9235,  Location: 0.7 MI N OF NELSON ROAD (Lat: 43.342258,  Lng: -84.330253),  Route carried "on" structure: County highway 7307,  Year Built: 1959,  Year Reconstructed: 1963,  Status: Open,  Structure Length: 2.95m (9.68ft),  Average Daily Traffic: 1,886 (year 2010),  Truck Traffic: 7%,  Average Future Daily Traffic: 1,980 (year 2020),  Design Load: H 20,  Features Intersected: BEAVER CREEK,  Facility Carried by Structure: MERRILL ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 23.710,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 14.6m (47.9ft),  Curb-To-Curb Width: 7.0m (23.0ft),  Out-to-Out Width: 8.3m (27.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 53.2 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 31.9 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 9236,  Location: 0.8 MI N OF O'HARA ROAD (Lat: 43.444964,  Lng: -84.330533),  Route carried "on" structure: ServiceCounty highway ,  Year Built: 1993,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 1,202 (year 2010),  Truck Traffic: 5%,  Average Future Daily Traffic: 1,262 (year 2020),  Design Load: HS 20+Mod,  Features Intersected: WEEKS DRAIN,  Facility Carried by Structure: MERRILL ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 35.115,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.1m (33.1ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.3m (24.0ft),  Curb-To-Curb Width: 10.1m (33.1ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Channel: Fair,  Culverts: Satisfactory,  Operating Rating: 71.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 42.4 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: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 9349,  Location: 0.4 MI E OF FENMORE ROAD (Lat: 43.433519,  Lng: -84.342497),  Route carried "on" structure: ServiceCounty highway ,  Year Built: 1973,  Status: Open,  Structure Length: 0.85m (2.79ft),  Average Daily Traffic: 70 (year 2010),  Truck Traffic: 5%,  Average Future Daily Traffic: 74 (year 2020),  Design Load: H 20,  Features Intersected: WEEKS DRAIN,  Facility Carried by Structure: O'HARA ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 2.224,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.1m (33.1ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.4m (21.0ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 14.0m (45.9ft)

Condition: Channel: Satisfactory,  Culverts: Fair,  Operating Rating: 36.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 22.0 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: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 935,  Location: 0.9 MI N OF O'HARA ROAD (Lat: 43.445786,  Lng: -84.310581),  Route carried "on" structure: ServiceCounty highway ,  Year Built: 2019,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 145 (year 2008),  Truck Traffic: 5%,  Average Future Daily Traffic: 152 (year 2018),  Design Load: Greater than HL93,  Features Intersected: WEEKS DRAIN,  Facility Carried by Structure: CHAPIN ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 35.964,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Aluminum, Iron,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.6m (24.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 12.8m (42.0ft)

Condition: Channel: Very good,  Culverts: Very good,  Operating Rating: 70.6 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: 54.4 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: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.46m (4.79ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Bridge Improvement Cost: $390,000,  Roadway Improvement Cost: $170,000,  Total Project Cost: $670,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 9352,  Location: 0.2 MI E OF FENMORE ROAD (Lat: 43.346378,  Lng: -84.345989),  Route carried "on" structure: ServiceCounty highway ,  Year Built: 1985,  Status: Open,  Structure Length: 3.41m (11.19ft),  Average Daily Traffic: 236 (year 2010),  Truck Traffic: 5%,  Average Future Daily Traffic: 248 (year 2020),  Design Load: HS 20+Mod,  Features Intersected: BEAVER CREEK,  Facility Carried by Structure: LAKEFIELD ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 1.920,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Skew: 4 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 16.4m (53.8ft),  Curb-To-Curb Width: 9.4m (30.8ft),  Out-to-Out Width: 10.4m (34.1ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Good,  Inventory Rating: 51.8 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Built-up,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 9353,  Location: 0.7 MI E OF MERIDIAN ROAD (Lat: 43.360964,  Lng: -84.355717),  Route carried "on" structure: ServiceCounty highway ,  Year Built: 1974,  Status: Open,  Structure Length: 2.37m (7.78ft),  Average Daily Traffic: 51 (year 2010),  Truck Traffic: 5%,  Average Future Daily Traffic: 54 (year 2020),  Design Load: HS 15,  Features Intersected: BEAVER CREEK,  Facility Carried by Structure: ROOSEVELT ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 1.136,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.0m (26.2ft),  Material/Design: Wood or Timber,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 7.9m (25.9ft),  Curb-To-Curb Width: 8.0m (26.2ft),  Out-to-Out Width: 8.2m (26.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 63.5 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 46.0 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  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,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 9355,  Location: 0.2 MI N OF LAKEFIELD RD (Lat: 43.349392,  Lng: -84.350336),  Route carried "on" structure: ServiceCounty highway ,  Year Built: 1973,  Status: Open,  Structure Length: 2.37m (7.78ft),  Average Daily Traffic: 168 (year 2010),  Truck Traffic: 5%,  Average Future Daily Traffic: 176 (year 2020),  Design Load: H 20,  Features Intersected: BEAVER CREEK,  Facility Carried by Structure: FENMORE ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 24.619,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.0m (29.5ft),  Material/Design: Wood or Timber,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 7.9m (25.9ft),  Curb-To-Curb Width: 8.0m (26.2ft),  Out-to-Out Width: 8.2m (26.9ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 50.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 35.0 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber

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Structure Number: 9357,  Location: 0.9MINOFROOSEVELTRD (Lat: 43.377992,  Lng: -84.369822),  Route carried "on" structure: ServiceCounty highway ,  Year Built: 1994,  Status: Open,  Structure Length: 2.13m (6.99ft),  Average Daily Traffic: 156 (year 2002),  Truck Traffic: 5%,  Average Future Daily Traffic: 338 (year 2012),  Design Load: HS 20,  Features Intersected: BEAVER CREEK,  Facility Carried by Structure: MERIDIAN ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 9.896,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 20.1m (65.9ft),  Curb-To-Curb Width: 8.8m (28.9ft),  Out-to-Out Width: 9.4m (30.8ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Very good,  Channel: Satisfactory,  Operating Rating: 57.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 34.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable 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