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


  • National Bridge Inventory (NBI) Statistics
  • 19Number of bridges
  • 75ft / 23.4mTotal length
  • $900,000Total costs
  • 112,811Total average daily traffic
  • 5,400Total average daily truck traffic
  • 115,673Total future (year 2012) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Gibraltar
  • No street view available for this location

New bridges in Gibraltar, MI - historical statistics
  • New bridges - historical statistics
  • 21920-1929
  • 21930-1939
  • 21950-1959
  • 11960-1969
  • 11970-1979
  • 61990-1999
  • 22000-2009
  • 12010-2019
  • 22020-2022
Average Bridge Daily Traffic in Gibraltar, MI
Average Bridge Truck Traffic in Gibraltar, MI
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 9.1%Excellent
  • 9.1%Very good
  • 18.2%Good
  • 9.1%Satisfactory
  • 36.4%Fair
  • 18.2%Poor
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 8.3%Excellent
  • 8.3%Very good
  • 16.7%Good
  • 8.3%Satisfactory
  • 33.3%Fair
  • 25.0%Poor
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 8.3%Excellent
  • 8.3%Very good
  • 8.3%Good
  • 33.3%Satisfactory
  • 16.7%Fair
  • 25.0%Poor
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 5.3%Excellent
  • 21.1%Very good
  • 36.8%Good
  • 26.3%Satisfactory
  • 10.5%Fair
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 14.3%Excellent
  • 14.3%Very good
  • 42.9%Good
  • 14.3%Satisfactory
  • 14.3%Fair
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Structure Number: 12,  Location: 1.8 W & 0.3 S OF ALCONA (Lat: 44.750919,  Lng: -83.335767),  Route carried "on" structure: County highway 166,  Year Built: 1994,  Status: Open,  Structure Length: 0.88m (2.89ft),  Average Daily Traffic: 211 (year 2003),  Truck Traffic: 20%,  Average Future Daily Traffic: 290 (year 2023),  Design Load: HS 20,  Features Intersected: BLACK RIVER,  Facility Carried by Structure: SHAW ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 5.456,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 1 degrees,  Material/Design: Wood or Timber,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 8.5m (27.9ft),  Curb or Sidewalk Widths: Left: 0.4m (1.3ft),  Right: 0.4m (1.3ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.5m (34.4ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 51.0 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: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 5046,  Location: 200 FT S OF 12 MILE ROAD (Lat: 43.145136,  Lng: -85.690375),  Route carried "on" structure: County highway 4119,  Year Built: 1956,  Year Reconstructed: 1972,  Status: Open,  Structure Length: 0.61m (2.00ft),  Average Daily Traffic: 4,436 (year 2004),  Average Future Daily Traffic: 7,540 (year 2024),  Design Load: HS 20+Mod,  Features Intersected: UNNAMED CREEK,  Facility Carried by Structure: ALPINE AVE
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 5.863,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 2.7m (8.9ft)

Condition: Channel: Good,  Culverts: Satisfactory,  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: 97.2 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,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021
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Structure Number: 11785,  Location: 0.5 MI SW OF TRENTON (Lat: 42.106358,  Lng: -83.218981),  Route carried "on" structure: State highway 85,  Year Built: 2016,  Status: Open,  Structure Length: 1.31m (4.30ft),  Average Daily Traffic: 15,575 (year 2014),  Truck Traffic: 7%,  Average Future Daily Traffic: 17,325 (year 2036),  Design Load: Greater than HL93,  Features Intersected: MARSH CREEK
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 3.708,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 159,  Subroute: 5),  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Single/Spread,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.9m (39.0ft),  Curb-To-Curb Width: 12.8m (42.0ft),  Out-to-Out Width: 13.8m (45.3ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 71.6 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 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: 11786,  Location: .5 MI SW OF TRENTON (Lat: 42.106678,  Lng: -83.219536),  Route carried "on" structure: State highway 85,  Year Built: 1958,  Status: Open,  Structure Length: 1.31m (4.30ft),  Average Daily Traffic: 15,575 (year 2014),  Truck Traffic: 7%,  Average Future Daily Traffic: 17,325 (year 2036),  Design Load: HS 20+Mod,  Features Intersected: MARSH CREEK
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 3.496,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 159,  Subroute: 6),  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 13.1m (43.0ft),  Curb-To-Curb Width: 13.1m (43.0ft),  Out-to-Out Width: 14.2m (46.6ft)

Condition: Deck: Good,  Superstructure: Fair,  Substructure: Satisfactory,  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: 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,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: 11987,  Location: BROWNSTOWNE/DERN (Lat: 42.052039,  Lng: -83.191078),  Route carried "on" structure: County highway ,  Year Built: 2002,  Status: Open,  Structure Length: 1.37m (4.49ft),  Average Daily Traffic: 760 (year 2002),  Truck Traffic: 1%,  Average Future Daily Traffic: 760 (year 2020),  Design Load: HS 20+Mod,  Features Intersected: CANAL (MIDDLE),  Facility Carried by Structure: MARLEY DRIVE
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.208,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.8m (42.0ft),  Curb or Sidewalk Widths: Left: 1.3m (4.3ft),  Right: 1.3m (4.3ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 11.0m (36.1ft)

Condition: Channel: Good,  Culverts: Good,  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: 36.3 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,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: September 2020,  Underwater Inspection Date: November 2018,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy,  Deck Protection: Bituminous
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Structure Number: 11988,  Location: BROWNSTOWNE/MARCUS (Lat: 42.052092,  Lng: -83.188831),  Route carried "on" structure: County highway ,  Year Built: 2002,  Status: Open,  Structure Length: 1.37m (4.49ft),  Average Daily Traffic: 760 (year 2002),  Truck Traffic: 1%,  Average Future Daily Traffic: 760 (year 2020),  Design Load: HS 20+Mod,  Features Intersected: CANAL (EAST),  Facility Carried by Structure: MARLEY DRIVE
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.394,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.8m (42.0ft),  Curb or Sidewalk Widths: Left: 1.3m (4.3ft),  Right: 1.3m (4.3ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 11.0m (36.1ft)

Condition: Channel: Very good,  Culverts: Good,  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: 36.3 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,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: September 2020,  Underwater Inspection Date: November 2018,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Membrane: Epoxy,  Deck Protection: Bituminous
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Structure Number: 11992,  Location: GIBRALTAR W/JEFFERSON (Lat: 42.095306,  Lng: -83.211000),  Route carried "on" structure: City street 2057,  Year Built: 1976,  Status: Open,  Structure Length: 2.74m (8.99ft),  Average Daily Traffic: 9,406 (year 1996),  Truck Traffic: 2%,  Average Future Daily Traffic: 13,450 (year 2015),  Design Load: HS 20+Mod,  Features Intersected: BROWNSTOWN CREEK,  Facility Carried by Structure: GIBRALTAR ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.385,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 10.0m (32.8ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 15.9m (52.2ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 56.1 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: Meets minimum limits,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 12 months,  Inspection Date: November 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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Structure Number: 11993,  Location: GIBRALTAR E/JEFFERSON (Lat: 42.085400,  Lng: -83.205700),  Route carried "on" structure: City street 2057,  Year Built: 1992,  Status: Open,  Structure Length: 1.04m (3.41ft),  Average Daily Traffic: 2,926 (year 1996),  Truck Traffic: 1%,  Average Future Daily Traffic: 1,751 (year 2015),  Design Load: HS 20+Mod,  Features Intersected: BLAKELY DRAIN,  Facility Carried by Structure: S GIBRALTAR
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 6.555,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.0m (32.8ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 12.9m (42.3ft)

Condition: Channel: Good,  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,  Deck Geometry: Meets minimum limits,  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: August 2021,  Underwater Inspection Date: October 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 11994,  Location: GIBRALTAR E/JEFFERSON (Lat: 42.087828,  Lng: -83.200025),  Route carried "on" structure: City street 2057,  Year Built: 1992,  Status: Open,  Structure Length: 0.83m (2.72ft),  Average Daily Traffic: 2,929 (year 1996),  Truck Traffic: 1%,  Average Future Daily Traffic: 1,751 (year 2015),  Design Load: HS 20+Mod,  Features Intersected: FRANK & POET DRAIN,  Facility Carried by Structure: S GIBRALTAR
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.906,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.4m (24.3ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 12.8m (42.0ft)

Condition: Channel: Satisfactory,  Culverts: Very good,  Operating Rating: 61.7 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 45.4 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: August 2021,  Underwater Inspection Date: August 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 11995,  Location: GIBRALTAR E/S GIBRALTAR (Lat: 42.090386,  Lng: -83.193144),  Route carried "on" structure: City street 8206,  Year Built: 1992,  Status: Open,  Structure Length: 0.82m (2.69ft),  Average Daily Traffic: 2,690 (year 1996),  Truck Traffic: 1%,  Average Future Daily Traffic: 3,041 (year 2015),  Design Load: HS 25 or greater,  Features Intersected: W GIBRALTAR WATERWAY,  Facility Carried by Structure: STOEFLET ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.653,  Lanes on structure: 2,  Owner: City or Municipal 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: 1,  Length of Maximum Span: 7.6m (24.9ft),  Curb or Sidewalk Widths: Left: 1.7m (5.6ft),  Right: 1.7m (5.6ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 11.5m (37.7ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: 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: 72.9 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: High priority of replacement,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: August 2021,  Underwater Inspection Date: August 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: 11996,  Location: GIBRALTAR, W/BAYVIEW (Lat: 42.089958,  Lng: -83.191428),  Route carried "on" structure: City street 8206,  Year Built: 1992,  Status: Open,  Structure Length: 0.82m (2.69ft),  Average Daily Traffic: 2,690 (year 1996),  Truck Traffic: 1%,  Average Future Daily Traffic: 3,041 (year 2015),  Design Load: HS 25 or greater,  Features Intersected: E GIBRALTAR WATERWAY,  Facility Carried by Structure: STOEFLET ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.785,  Lanes on structure: 2,  Owner: City or Municipal 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: 1,  Length of Maximum Span: 7.6m (24.9ft),  Curb or Sidewalk Widths: Left: 1.7m (5.6ft),  Right: 1.7m (5.6ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 11.5m (37.7ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Satisfactory,  Channel: 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: 72.9 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: High priority of replacement,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: August 2021,  Underwater Inspection Date: August 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 11997,  Location: GIBRALTAR E/JEFFERSON (Lat: 42.094689,  Lng: -83.202753),  Route carried "on" structure: City street 2057,  Year Built: 1932,  Status: Open,  Structure Length: 0.83m (2.72ft),  Average Daily Traffic: 3,208 (year 1996),  Truck Traffic: 2%,  Average Future Daily Traffic: 8,274 (year 2015),  Design Load: HS 20+Mod,  Features Intersected: FRANK & POET DRAIN,  Facility Carried by Structure: GIBRALTAR ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.244,  Lanes on structure: 4,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 8.8m (28.9ft),  Material/Design: Concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.4m (24.3ft),  Curb or Sidewalk Widths: Left: 1.7m (5.6ft),  Right: 1.7m (5.6ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 17.0m (55.8ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Poor,  Channel: Good,  Operating Rating: 64.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 38.2 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: High priority of replacement,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 12 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: August 2021,  Underwater Inspection Date: August 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 11998,  Location: GIBRALTAR E/N GIBRALTAR (Lat: 42.094947,  Lng: -83.190658),  Route carried "on" structure: City street 2057,  Year Built: 2021,  Status: Open,  Structure Length: 2.13m (6.99ft),  Average Daily Traffic: 5,546 (year 1989),  Truck Traffic: 1%,  Average Future Daily Traffic: 6,379 (year 2015),  Design Load: Greater than HL93,  Features Intersected: WATERWAY CANAL,  Facility Carried by Structure: GIBRALTAR ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 8.253,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  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: 20.4m (66.9ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 2.4m (7.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 14.6m (47.9ft)

Condition: Deck: Excellent,  Superstructure: Excellent,  Substructure: Excellent,  Channel: Excellent,  Operating Rating: 68.4 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: 52.5 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Superior to present desirable criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2022,  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: 12,  Location: GIBRALTAR/TRENTON E/FORT (Lat: 42.112131,  Lng: -83.205436),  Route carried "on" structure: County highway 2057,  Year Built: 1965,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 5,617 (year 1995),  Truck Traffic: 2%,  Average Future Daily Traffic: 3,092 (year 2015),  Design Load: HS 20+Mod,  Features Intersected: FRANK & POET DRAIN,  Facility Carried by Structure: VREELAND ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 6.639,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 2.1m (6.9ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.2m (40.0ft)

Condition: Channel: Satisfactory,  Culverts: Fair,  Operating Rating: 97.2 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 95.3 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020
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Structure Number: 12184,  Location: BROWNSTOWN S/VREELAND (Lat: 42.104108,  Lng: -83.224839),  Route carried "on" structure: County highway 2057,  Year Built: 2020,  Status: Open,  Structure Length: 0.78m (2.56ft),  Average Daily Traffic: 14,720 (year 2018),  Truck Traffic: 8%,  Average Future Daily Traffic: 16,430 (year 2039),  Design Load: Greater than HL93,  Features Intersected: BROWNSTOWN CREEK,  Facility Carried by Structure: ALLEN ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.480,  Lanes on structure: 2,  Owner: County 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: 22.2m (72.8ft)

Condition: Channel: Very good,  Culverts: Excellent,  Operating Rating: 71.9 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: 55.7 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: Superior to present desirable criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete,  Membrane: Preformed Fabric
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Structure Number: 12198,  Location: GIBRALTAR S/GIBRALTAR RD (Lat: 42.087108,  Lng: -83.207639),  Route carried "on" structure: County highway 2057,  Year Built: 1924,  Status: Open,  Structure Length: 1.49m (4.89ft),  Average Daily Traffic: 10,048 (year 1995),  Truck Traffic: 7%,  Average Future Daily Traffic: 7,063 (year 2015),  Features Intersected: BLAKELY DRAIN,  Facility Carried by Structure: JEFFERSON AVENUE
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 5.224,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 14.0m (45.9ft),  Skew: 4 degrees,  Material/Design: Concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.2m (40.0ft),  Curb or Sidewalk Widths: Left: 0.8m (2.6ft),  Right: 0.8m (2.6ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 14.0m (45.9ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Fair,  Operating Rating: 61.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 36.9 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: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: September 2020,  Underwater Inspection Date: November 2018,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete
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Structure Number: 12199,  Location: GIBRALTAR N/GIBRALTAR (Lat: 42.095233,  Lng: -83.203178),  Route carried "on" structure: County highway 2057,  Year Built: 1936,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 14,984 (year 1995),  Truck Traffic: 5%,  Average Future Daily Traffic: 6,601 (year 2015),  Design Load: HS 20+Mod,  Features Intersected: FRANK & POET DRAIN,  Facility Carried by Structure: JEFFERSON AVENUE
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 6.199,  Lanes on structure: 3,  Owner: County Highway Agency,  Approaching Roadway Width: 16.1m (52.8ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 5.4m (17.7ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 15.9m (52.2ft),  Out-to-Out Width: 17.7m (58.1ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Fair,  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: 34.3 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: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: September 2020,  Underwater Inspection Date: November 2018,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 12495,  Location: EAST OF ADAMS (Lat: 42.086736,  Lng: -83.186142),  Route carried "on" structure: City street ,  Year Built: 1925,  Status: Posted for load,  Structure Length: 1.40m (4.59ft),  Average Daily Traffic: 350 (year 1992),  Truck Traffic: 1%,  Average Future Daily Traffic: 400 (year 2012),  Design Load: H 15,  Features Intersected: HORSE ISL & ADAMS DR BYU,  Facility Carried by Structure: HORSE ISLAND DRIVE
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.462,  Lanes on structure: 1,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.2m (40.0ft),  Curb-To-Curb Width: 6.0m (19.7ft),  Out-to-Out Width: 7.0m (23.0ft)

Condition: Superstructure: Poor,  Substructure: Poor,  Channel: Satisfactory,  Operating Rating: 99.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 58.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 2.13m (6.99ft),  Designated Inspection Frequency: Every 12 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: August 2021,  Underwater Inspection Date: August 2020,  Bridge Improvement Cost: $700,000,  Roadway Improvement Cost: $200,000,  Total Project Cost: $900,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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Structure Number: 12496,  Location: EAST OF WORTH (Lat: 42.085514,  Lng: -83.195783),  Route carried "on" structure: City street ,  Year Built: 1990,  Status: Posted for load,  Structure Length: 2.35m (7.71ft),  Average Daily Traffic: 380 (year 1992),  Truck Traffic: 1%,  Average Future Daily Traffic: 400 (year 2012),  Design Load: HS 20,  Features Intersected: W GIBRALTAR WATERWAY,  Facility Carried by Structure: YOUNG DRIVE
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 0.861,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 11.2m (36.7ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.5m (31.2ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Poor,  Channel: Satisfactory,  Operating Rating: 21.4 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: 16.5 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Meets minimum limits,  Deck Geometry: Equal to 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: > 39.9% below),  Designated Inspection Frequency: Every 12 months,  Underwater Inspection Frequency: Every 24 months,  Inspection Date: August 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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