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


  • National Bridge Inventory (NBI) Statistics
  • 10Number of bridges
  • 85ft / 25.8mTotal length
  • 25,940Total average daily traffic
  • 1,275Total average daily truck traffic
  • 33,585Total future (year 2018) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Saranac
  • No street view available for this location

New bridges in Saranac, MI - historical statistics
  • New bridges - historical statistics
  • 21920-1929
  • 21970-1979
  • 31980-1989
  • 31990-1999
Average Bridge Daily Traffic in Saranac, MI
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 57.1%Good
  • 42.9%Satisfactory
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 28.6%Very good
  • 14.3%Good
  • 42.9%Satisfactory
  • 14.3%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 42.9%Very good
  • 28.6%Good
  • 14.3%Satisfactory
  • 14.3%Fair
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 10.0%Very good
  • 20.0%Good
  • 40.0%Satisfactory
  • 30.0%Fair
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 66.7%Good
  • 33.3%Poor
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Structure Number: 4002,  Location: 2.6 MI E OF KENT CO LINE (Lat: 42.933428,  Lng: -85.260289),  Route carried "on" structure: State highway 21,  Year Built: 1929,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 5,100 (year 2008),  Truck Traffic: 5%,  Average Future Daily Traffic: 6,700 (year 2032),  Design Load: H 15,  Features Intersected: TOLES CREEK
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 4.260,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 50,  Subroute: 4),  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.9m (12.8ft),  Curb-To-Curb Width: 10.7m (35.1ft),  Out-to-Out Width: 11.5m (37.7ft)

Condition: Channel: Fair,  Culverts: Good,  Operating Rating: 59.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 35.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: 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: December 2020
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Structure Number: 4003,  Location: 6.3 MI E OF KENT CO LINE (Lat: 42.946186,  Lng: -85.190756),  Route carried "on" structure: State highway 21,  Year Built: 1929,  Status: Open,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 5,896 (year 2007),  Truck Traffic: 5%,  Average Future Daily Traffic: 8,880 (year 2018),  Design Load: H 15,  Features Intersected: RED CREEK
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 10.271,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 50,  Subroute: 4),  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.8m (15.7ft),  Out-to-Out Width: 11.5m (37.7ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 76.1 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: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020
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Structure Number: 4053,  Location: 1.0 MILE SOUTH OF SARANAC (Lat: 42.911292,  Lng: -85.213914),  Route carried "on" structure: ServiceCounty highway ,  Year Built: 1997,  Status: Open,  Structure Length: 1.98m (6.50ft),  Average Daily Traffic: 250 (year 2008),  Truck Traffic: 8%,  Average Future Daily Traffic: 291 (year 2028),  Design Load: HS 20+Mod,  Features Intersected: LAKE CREEK,  Facility Carried by Structure: MACARTHUR ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 4.587,  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: 18.6m (61.0ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.5m (31.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  Channel: Satisfactory,  Operating Rating: 77.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 46.3 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: Better than present minimum criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  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: 4054,  Location: 1.5 MILES SOUTH OF SARANA (Lat: 42.900522,  Lng: -85.215342),  Route carried "on" structure: ServiceCounty highway ,  Year Built: 1973,  Status: Posted for load,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 297 (year 2006),  Truck Traffic: 4%,  Average Future Daily Traffic: 346 (year 2028),  Design Load: HS 20+Mod,  Features Intersected: LAKE CREEK,  Facility Carried by Structure: PECK LAKE ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 7.886,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Wood or Timber,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.6m (24.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.6m (31.5ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Fair,  Operating Rating: 39.9 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 27.5 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: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 4055,  Location: 1.0 MILE SE OF SARANAC (Lat: 42.915361,  Lng: -85.193533),  Route carried "on" structure: ServiceCounty highway ,  Year Built: 1993,  Status: Open,  Structure Length: 0.67m (2.20ft),  Average Daily Traffic: 321 (year 2008),  Truck Traffic: 10%,  Average Future Daily Traffic: 373 (year 2028),  Design Load: HS 20+Mod,  Features Intersected: UNNAMED CREEK,  Facility Carried by Structure: JACKSON ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 3.945,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Fair,  Culverts: Poor,  Operating Rating: 60.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 36.6 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,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 12 months,  Inspection Date: October 2021,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 4106,  Location: IN SARANAC (Lat: 42.928581,  Lng: -85.213497),  Route carried "on" structure: City street 3444,  Year Built: 1995,  Status: Open,  Structure Length: 1.68m (5.51ft),  Average Daily Traffic: 777 (year 2003),  Average Future Daily Traffic: 860 (year 2023),  Design Load: HS 20+Mod,  Features Intersected: LAKE CREEK,  Facility Carried by Structure: SUMMIT STREET
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 8.232,  Lanes on structure: 2,  Owner: City or Municipal 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: 16.4m (53.8ft),  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: 13.6m (44.6ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 90.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 54.1 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: 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 Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 4107,  Location: IN SARANAC (Lat: 42.928431,  Lng: -85.213217),  Route carried "on" structure: City street 3415,  Year Built: 1987,  Status: Open,  Structure Length: 1.52m (4.99ft),  Average Daily Traffic: 1,333 (year 2003),  Truck Traffic: 5%,  Average Future Daily Traffic: 1,550 (year 2023),  Design Load: HS 20+Mod,  Features Intersected: LAKE CREEK,  Facility Carried by Structure: SOUTH BRIDGE ST S
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 7.384,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  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: 14.5m (47.6ft),  Curb-To-Curb Width: 12.5m (41.0ft),  Out-to-Out Width: 13.3m (43.6ft)

Condition: Deck: Good,  Superstructure: Fair,  Substructure: Very good,  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: 38.9 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: September 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 4108,  Location: IN SARANAC (Lat: 42.925208,  Lng: -85.213131),  Route carried "on" structure: City street 3415,  Year Built: 1987,  Status: Open,  Structure Length: 1.52m (4.99ft),  Average Daily Traffic: 1,333 (year 2003),  Truck Traffic: 5%,  Average Future Daily Traffic: 1,550 (year 2023),  Design Load: HS 20+Mod,  Features Intersected: LAKE CREEK,  Facility Carried by Structure: SOUTH BRIDGE ST N
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 7.025,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  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: 14.5m (47.6ft),  Curb-To-Curb Width: 12.5m (41.0ft),  Out-to-Out Width: 13.3m (43.6ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Very good,  Channel: Good,  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: 38.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: 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: September 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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Structure Number: 4109,  Location: 0.32 M S M21 IN SARANAC (Lat: 42.932683,  Lng: -85.213331),  Route carried "on" structure: County highway 3415,  Year Built: 1977,  Status: Posted for load,  Structure Length: 14.11m (46.29ft),  Average Daily Traffic: 7,300 (year 2017),  Truck Traffic: 5%,  Average Future Daily Traffic: 8,300 (year 2037),  Design Load: HS 20+Mod,  Features Intersected: GRAND RIVER-CHANNEL,  Facility Carried by Structure: NORTH BRIDGE ST
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 7.855,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 11.9m (39.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 6,  Length of Maximum Span: 23.2m (76.1ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 12.3m (40.4ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  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: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable 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 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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Structure Number: 411,  Location: IN SARANAC (Lat: 42.929506,  Lng: -85.215161),  Route carried "on" structure: City street ,  Year Built: 1986,  Status: Posted for load,  Structure Length: 1.77m (5.81ft),  Average Daily Traffic: 3,333 (year 2003),  Truck Traffic: 5%,  Average Future Daily Traffic: 4,735 (year 2023),  Design Load: HS 20+Mod,  Features Intersected: LAKE CREEK,  Facility Carried by Structure: DIVISION STREET
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.246,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 17.1m (56.1ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 11.0m (36.1ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Very good,  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: 29.2 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,  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: September 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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