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Bridge Statistics for Washburn, Iowa (IA)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 26Number of bridges
  • 200ft / 61.3mTotal length
  • 29,580Total average daily traffic
  • 1,616Total average daily truck traffic
  • 29,580Total future (year 2038) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Washburn
  • No street view available for this location

New bridges in Washburn, IA - historical statistics
  • New bridges - historical statistics
  • 11930-1939
  • 11940-1949
  • 31950-1959
  • 31960-1969
  • 11970-1979
  • 41980-1989
  • 31990-1999
  • 62000-2009
  • 32010-2019
  • 12020-2022
Reconstructed bridges in Washburn, IA - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 11990-1999
  • 12000-2009
Average Bridge Daily Traffic in Washburn, IA
Average Bridge Truck Traffic in Washburn, IA
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 43.5%Very good
  • 39.1%Good
  • 17.4%Satisfactory
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 43.5%Very good
  • 47.8%Good
  • 8.7%Satisfactory
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 52.2%Very good
  • 26.1%Good
  • 17.4%Satisfactory
  • 4.3%Fair
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 3.8%Excellent
  • 46.2%Very good
  • 42.3%Good
  • 7.7%Satisfactory
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 66.7%Good
  • 33.3%Satisfactory
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Structure Number: 1481,  Location: 2.1 MI. S OF S.R. D38 (Lat: 42.387469,  Lng: -92.247644),  Route carried "on" structure: US 218,  Year Built: 1952,  Status: Open,  Structure Length: 5.55m (18.21ft),  Average Daily Traffic: 3,400 (year 2020),  Truck Traffic: 6%,  Average Future Daily Traffic: 3,400 (year 2041),  Design Load: H 20,  Features Intersected: MILLERS CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 276.009,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 21.3m (69.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 10.4m (34.1ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 44.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 26.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 1482,  Location: 0.5 mi. S of Jct. SR D35 (Lat: 42.394006,  Lng: -92.252547),  Route carried "on" structure: US 218,  Year Built: 1952,  Status: Open,  Structure Length: 2.44m (8.01ft),  Average Daily Traffic: 3,400 (year 2020),  Truck Traffic: 6%,  Average Future Daily Traffic: 3,400 (year 2040),  Design Load: H 20,  Features Intersected: STREAM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 276.839,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 9.4m (30.8ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 9.2m (30.2ft),  Out-to-Out Width: 10.6m (34.8ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 48.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.0 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 minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 1483,  Location: 4.3 mi. S of Jct. U.S. 20 (Lat: 42.405794,  Lng: -92.261728),  Route carried "on" structure: US 218,  Year Built: 1952,  Status: Open,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 4,020 (year 2020),  Truck Traffic: 7%,  Average Future Daily Traffic: 4,020 (year 2042),  Design Load: HS 20,  Features Intersected: STREAM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 278.351,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 43.5 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: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2022
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Structure Number: 14841,  Location: 4.2 mi. S of Jct. U.S. 20 (Lat: 42.406236,  Lng: -92.262094),  Route carried "on" structure: US 218,  Year Built: 2007,  Status: Open,  Structure Length: 2.44m (8.01ft),  Average Daily Traffic: 4,020 (year 2020),  Truck Traffic: 7%,  Average Future Daily Traffic: 4,020 (year 2041),  Design Load: HS 20,  Features Intersected: STREAM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 278.408,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 9.4m (30.8ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 14.0m (45.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Excellent,  Operating Rating: 79.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 47.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable 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: November 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 14851,  Location: 0.6 mi. N of Jct. SR D38 (Lat: 42.421158,  Lng: -92.276433),  Route carried "on" structure: US 218,  Year Built: 2001,  Status: Open,  Structure Length: 2.83m (9.28ft),  Average Daily Traffic: 5,400 (year 2020),  Truck Traffic: 5%,  Average Future Daily Traffic: 5,400 (year 2040),  Design Load: HS 20,  Features Intersected: STREAM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 280.443,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 10.7m (35.1ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 14.4m (47.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  Channel: Good,  Operating Rating: 70.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 42.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  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: April 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: 73921,  Location: 87-12-03-05-10 (Lat: 42.384486,  Lng: -92.232678),  Route carried "on" structure: County highway ,  Year Built: 1988,  Status: Open,  Structure Length: 2.74m (8.99ft),  Average Daily Traffic: 30 (year 2017),  Average Future Daily Traffic: 30 (year 2039),  Design Load: HS 20,  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: MILLER CREEK RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.063,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 10.4m (34.1ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 75.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable 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 48 months,  Inspection Date: November 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 73931,  Location: 87-12-04-01-10 (Lat: 42.384728,  Lng: -92.258097),  Route carried "on" structure: County highway ,  Year Built: 1986,  Status: Open,  Structure Length: 2.29m (7.51ft),  Average Daily Traffic: 50 (year 2017),  Average Future Daily Traffic: 50 (year 2041),  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: MILLER CREEK RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.736,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 8.8m (28.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.7m (25.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 75.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  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: November 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 73941,  Location: 87-12-04-01-20 (Lat: 42.384719,  Lng: -92.254725),  Route carried "on" structure: County highway ,  Year Built: 2005,  Status: Open,  Structure Length: 3.90m (12.80ft),  Average Daily Traffic: 50 (year 2017),  Average Future Daily Traffic: 50 (year 2039),  Design Load: HS 20,  Features Intersected: MILLER CREEK,  Facility Carried by Structure: MILLER CREEK RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.015,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.3m (46.9ft),  Curb-To-Curb Width: 9.3m (30.5ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 88.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 52.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable 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 48 months,  Inspection Date: November 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 73961,  Location: 87-12-04-02-10 (Lat: 42.374575,  Lng: -92.259672),  Route carried "on" structure: County highway ,  Year Built: 1986,  Status: Open,  Structure Length: 3.05m (10.01ft),  Average Daily Traffic: 60 (year 2017),  Average Future Daily Traffic: 60 (year 2039),  Design Load: H 20,  Features Intersected: MILLER CREEK,  Facility Carried by Structure: COTTER RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.557,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 11.9m (39.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.7m (25.3ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 59.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 33.9 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 48 months,  Inspection Date: November 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 73971,  Location: 87-12-04-02-20 (Lat: 42.381736,  Lng: -92.259667),  Route carried "on" structure: County highway ,  Year Built: 2019,  Status: Open,  Structure Length: 1.26m (4.13ft),  Average Daily Traffic: 60 (year 2017),  Average Future Daily Traffic: 60 (year 2041),  Design Load: HS 20,  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: COTTER RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.354,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.9m (39.0ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.3m (30.5ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 48.3 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: 37.3 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: November 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 74,  Location: 87-12-05-01-10 (Lat: 42.384750,  Lng: -92.263339),  Route carried "on" structure: County highway ,  Year Built: 1948,  Year Reconstructed: 2009,  Status: Open,  Structure Length: 0.67m (2.20ft),  Average Daily Traffic: 40 (year 2021),  Average Future Daily Traffic: 40 (year 2041),  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: MILLER CREEK RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.305,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.4m (21.0ft),  Curb-To-Curb Width: 6.0m (19.7ft),  Out-to-Out Width: 6.0m (19.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 41.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 24.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 4.00m (13.12ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Bridge Improvement Cost: $60,000,  Roadway Improvement Cost: $10,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 7401,  Location: 87-12-05-02-10 (Lat: 42.370333,  Lng: -92.279300),  Route carried "on" structure: County highway ,  Year Built: 1963,  Status: Open,  Structure Length: 5.12m (16.80ft),  Average Daily Traffic: 25 (year 2017),  Average Future Daily Traffic: 25 (year 2041),  Design Load: H 20,  Features Intersected: MILLER CREEK,  Facility Carried by Structure: FOULK RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.085,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.1m (56.1ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.9m (32.5ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 55.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 25.7 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 74021,  Location: 87-12-06-02-10 (Lat: 42.370161,  Lng: -92.298642),  Route carried "on" structure: County highway ,  Year Built: 1994,  Status: Open,  Structure Length: 3.14m (10.30ft),  Average Daily Traffic: 1,690 (year 2021),  Average Future Daily Traffic: 1,690 (year 2039),  Design Load: HS 20,  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: DYSART RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.064,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 11.9m (39.0ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Good,  Operating Rating: 80.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 48.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: November 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 74031,  Location: 87-12-07-02-10 (Lat: 42.359983,  Lng: -92.298606),  Route carried "on" structure: County highway ,  Year Built: 1994,  Status: Open,  Structure Length: 2.77m (9.09ft),  Average Daily Traffic: 1,690 (year 2021),  Average Future Daily Traffic: 1,690 (year 2039),  Design Load: HS 20,  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: DYSART RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.935,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 10.4m (34.1ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 75.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Superior to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: November 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 74041,  Location: 87-12-08-01-10 (Lat: 42.370058,  Lng: -92.278192),  Route carried "on" structure: County highway ,  Year Built: 1983,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 10 (year 2017),  Average Future Daily Traffic: 10 (year 2041),  Design Load: H 15,  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: EASTMAN RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.092,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.1m (20.0ft),  Curb-To-Curb Width: 7.4m (24.3ft),  Out-to-Out Width: 7.4m (24.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 40.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 33.2 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: Better than present minimum criteria,  Length Of Structure Improvement: 3.00m (9.84ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Bridge Improvement Cost: $50,000,  Roadway Improvement Cost: $10,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 7407,  Location: 87-12-18-01-10 (Lat: 42.355436,  Lng: -92.293486),  Route carried "on" structure: County highway ,  Year Built: 1961,  Status: Open,  Structure Length: 4.21m (13.81ft),  Average Daily Traffic: 35 (year 2017),  Average Future Daily Traffic: 35 (year 2041),  Design Load: H 15,  Features Intersected: MILLER CREEK,  Facility Carried by Structure: E QUARRY RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.259,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.8m (28.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 20.7m (67.9ft),  Curb-To-Curb Width: 7.4m (24.3ft),  Out-to-Out Width: 8.5m (27.9ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 41.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 18.1 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 74081,  Location: 87-12-18-02-10 (Lat: 42.351272,  Lng: -92.298603),  Route carried "on" structure: County highway ,  Year Built: 2004,  Status: Open,  Structure Length: 4.05m (13.29ft),  Average Daily Traffic: 1,690 (year 2021),  Average Future Daily Traffic: 1,690 (year 2041),  Design Load: HS 20,  Features Intersected: MILLER CREEK,  Facility Carried by Structure: DYSART RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.967,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.5m (50.9ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.0m (42.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 84.4 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 37.6 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Better than 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: November 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 74211,  Location: 87-13-01-02-10 (Lat: 42.370678,  Lng: -92.318086),  Route carried "on" structure: County highway ,  Year Built: 2020,  Status: Open,  Structure Length: 1.08m (3.54ft),  Average Daily Traffic: 30 (year 2017),  Average Future Daily Traffic: 30 (year 2040),  Design Load: HS 20,  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: HESS RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.126,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.4m (34.1ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.3m (30.5ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 48.3 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: 37.3 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Better than 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: October 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 7426,  Location: 87-13-12-02-20 (Lat: 42.363272,  Lng: -92.318153),  Route carried "on" structure: County highway ,  Year Built: 1960,  Status: Temporarily open,  Structure Length: 0.61m (2.00ft),  Average Daily Traffic: 30 (year 2017),  Average Future Daily Traffic: 30 (year 2041),  Design Load: HS 20,  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: HESS RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.305,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft),  Curb-To-Curb Width: 7.7m (25.3ft),  Out-to-Out Width: 8.1m (26.6ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Fair,  Channel: Good,  Operating Rating: 67.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 44.2 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  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: November 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 74266,  Location: 87-13-12-02-10 (Lat: 42.356536,  Lng: -92.318219),  Route carried "on" structure: County highway ,  Year Built: 2005,  Status: Open,  Structure Length: 2.77m (9.09ft),  Average Daily Traffic: 30 (year 2017),  Average Future Daily Traffic: 30 (year 2039),  Design Load: HS 20,  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: HESS RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.556,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 10.4m (34.1ft),  Curb-To-Curb Width: 9.3m (30.5ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 75.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 72.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable 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 48 months,  Inspection Date: November 2019,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 75091,  Location: 88-12-20-04-10 (Lat: 42.419769,  Lng: -92.278914),  Route carried "on" structure: County highway ,  Year Built: 1998,  Status: Open,  Structure Length: 1.10m (3.61ft),  Average Daily Traffic: 40 (year 2017),  Average Future Daily Traffic: 40 (year 2040),  Design Load: HS 20,  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: FOULK RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 13.575,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.4m (34.1ft),  Curb-To-Curb Width: 9.7m (31.8ft),  Out-to-Out Width: 9.9m (32.5ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 75.4 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 49.5 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present desirable 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 48 months,  Inspection Date: March 2020,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 75161,  Location: 88-12-28-01-10 (Lat: 42.413700,  Lng: -92.256586),  Route carried "on" structure: County highway ,  Year Built: 2014,  Status: Open,  Structure Length: 2.13m (6.99ft),  Average Daily Traffic: 1,600 (year 2021),  Truck Traffic: 8%,  Average Future Daily Traffic: 1,600 (year 2038),  Design Load: HL 93,  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: E WASHBURN RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.277,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 8.5m (27.9ft),  Curb-To-Curb Width: 9.3m (30.5ft),  Out-to-Out Width: 10.2m (33.5ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 53.5 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: 41.1 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 desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: March 2018,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 75171,  Location: 88-12-28-03-10 (Lat: 42.413708,  Lng: -92.250933),  Route carried "on" structure: County highway ,  Year Built: 1979,  Status: Open,  Structure Length: 1.01m (3.31ft),  Average Daily Traffic: 1,600 (year 2021),  Truck Traffic: 8%,  Average Future Daily Traffic: 1,600 (year 2040),  Design Load: HS 20,  Features Intersected: CEDAR RIVER OVERFLOW,  Facility Carried by Structure: E WASHBURN RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.742,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 45.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 26.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020
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Structure Number: 75181,  Location: 88-12-29-02-10 (Lat: 42.401897,  Lng: -92.279100),  Route carried "on" structure: County highway ,  Year Built: 2015,  Status: Open,  Structure Length: 1.08m (3.54ft),  Average Daily Traffic: 50 (year 2017),  Average Future Daily Traffic: 50 (year 2039),  Design Load: HL 93,  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: FOULK RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 11.589,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.4m (34.1ft),  Curb-To-Curb Width: 9.3m (30.5ft),  Out-to-Out Width: 9.4m (30.8ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 48.3 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: 37.3 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: November 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 7519,  Location: 88-12-31-01-10 (Lat: 42.399372,  Lng: -92.284028),  Route carried "on" structure: County highway ,  Year Built: 1938,  Year Reconstructed: 1996,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 400 (year 2021),  Truck Traffic: 26%,  Average Future Daily Traffic: 400 (year 2040),  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: E SCHROCK RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.041,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Very good,  Culverts: Good,  Operating Rating: 37.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 22.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020
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Structure Number: 75201,  Location: 88-12-34-02-10 (Lat: 42.395047,  Lng: -92.239881),  Route carried "on" structure: County highway ,  Year Built: 2003,  Status: Open,  Structure Length: 2.74m (8.99ft),  Average Daily Traffic: 130 (year 2021),  Truck Traffic: 13%,  Average Future Daily Traffic: 130 (year 2040),  Design Load: HS 20,  Features Intersected: TRIB TO MILLER CREEK,  Facility Carried by Structure: GIRSCH RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.157,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 10.4m (34.1ft),  Curb-To-Curb Width: 9.3m (30.5ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 75.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: March 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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