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


  • National Bridge Inventory (NBI) Statistics
  • 24Number of bridges
  • 312ft / 95.2mTotal length
  • 11,955Total average daily traffic
  • 1,192Total average daily truck traffic
  • 11,955Total future (year 2038) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Tripoli
  • No street view available for this location

New bridges in Tripoli, IA - historical statistics
  • New bridges - historical statistics
  • 11920-1929
  • 11950-1959
  • 21960-1969
  • 71970-1979
  • 11980-1989
  • 41990-1999
  • 42000-2009
  • 42010-2019
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 4.8%Excellent
  • 28.6%Very good
  • 23.8%Good
  • 19.0%Satisfactory
  • 9.5%Fair
  • 14.3%Poor
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 4.8%Excellent
  • 33.3%Very good
  • 23.8%Good
  • 9.5%Satisfactory
  • 23.8%Fair
  • 4.8%Poor
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 4.8%Excellent
  • 19.0%Very good
  • 42.9%Good
  • 19.0%Satisfactory
  • 14.3%Serious
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 25.0%Very good
  • 54.2%Good
  • 16.7%Satisfactory
  • 4.2%Fair
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 33.3%Very good
  • 33.3%Good
  • 33.3%Satisfactory
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Structure Number: 15661,  Location: 0.6 MI. E OF JCT. US 63 (Lat: 42.802758,  Lng: -92.325950),  Route carried "on" structure: State highway 93,  Year Built: 1976,  Status: Open,  Structure Length: 4.05m (13.29ft),  Average Daily Traffic: 1,430 (year 2020),  Truck Traffic: 11%,  Average Future Daily Traffic: 1,430 (year 2040),  Design Load: HS 20,  Features Intersected: CRANE CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.937,  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: 15.5m (50.9ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 11.9m (39.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 52.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present 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: 15671,  Location: 1.6 mi. E of Jct. U.S. 63 (Lat: 42.802592,  Lng: -92.306594),  Route carried "on" structure: State highway 93,  Year Built: 1976,  Status: Open,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 1,430 (year 2020),  Truck Traffic: 11%,  Average Future Daily Traffic: 1,430 (year 2041),  Design Load: HS 20,  Features Intersected: DRAINAGE DITCH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.520,  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: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 60.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021
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Structure Number: 1568,  Location: 0.6 mi. E of Jct. SR V43 (Lat: 42.809442,  Lng: -92.258156),  Route carried "on" structure: State highway 93,  Year Built: 1954,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 1,760 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 1,760 (year 2041),  Design Load: H 20,  Features Intersected: DRAINAGE DITCH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.273,  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: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.7m (12.1ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 16.5m (54.1ft),  Out-to-Out Width: 20.1m (65.9ft)

Condition: Channel: Very good,  Culverts: Satisfactory,  Operating Rating: 24.5 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 18.1 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Superior to present desirable 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 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 15691,  Location: 0.4 MI. W OF Jct. SR V5C (Lat: 42.833469,  Lng: -92.258106),  Route carried "on" structure: State highway 93,  Year Built: 1977,  Status: Open,  Structure Length: 4.85m (15.91ft),  Average Daily Traffic: 1,190 (year 2020),  Truck Traffic: 13%,  Average Future Daily Traffic: 1,190 (year 2040),  Design Load: HS 20,  Features Intersected: WAPSIPINICON RIVER OVFLW
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.941,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 21.0m (68.9ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 11.9m (39.0ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 86.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.8 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 minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 48 months,  Inspection Date: April 2020,  Underwater 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: 15701,  Location: 1.3 mile E of Tripoli (Lat: 42.835675,  Lng: -92.257433),  Route carried "on" structure: State highway 93,  Year Built: 1977,  Status: Open,  Structure Length: 10.82m (35.50ft),  Average Daily Traffic: 1,190 (year 2020),  Truck Traffic: 13%,  Average Future Daily Traffic: 1,190 (year 2040),  Design Load: HS 20,  Features Intersected: WAPSIPINICON RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 10.194,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 29.3m (96.1ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 11.9m (39.0ft)

Condition: Deck: Good,  Superstructure: Fair,  Substructure: Good,  Channel: Good,  Operating Rating: 77.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 46.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: 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: September 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 15711,  Location: 0.4 mi. E of Jct. SR V5C (Lat: 42.847517,  Lng: -92.235206),  Route carried "on" structure: State highway 93,  Year Built: 1976,  Status: Open,  Structure Length: 4.05m (13.29ft),  Average Daily Traffic: 1,290 (year 2020),  Truck Traffic: 12%,  Average Future Daily Traffic: 1,290 (year 2040),  Design Load: HS 20,  Features Intersected: PLUMB CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 12.661,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.5m (50.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 12.0m (39.4ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 57.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 34.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: 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,  Underwater Inspection Frequency: Every 48 months,  Inspection Date: March 2020,  Underwater Inspection Date: March 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 15721,  Location: 1.6 MI. E JCT. SR V-5C (Lat: 42.847528,  Lng: -92.230497),  Route carried "on" structure: State highway 93,  Year Built: 1976,  Status: Open,  Structure Length: 6.74m (22.11ft),  Average Daily Traffic: 1,290 (year 2020),  Truck Traffic: 12%,  Average Future Daily Traffic: 1,290 (year 2040),  Design Load: HS 20,  Features Intersected: E BR OF WAPSIPINICONRIVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 13.045,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 25.0m (82.0ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 12.0m (39.4ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 76.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 27.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present 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: 79231,  Location: 092110602 (Lat: 42.815931,  Lng: -92.199006),  Route carried "on" structure: County highway ,  Year Built: 2010,  Status: Posted for load,  Structure Length: 1.34m (4.40ft),  Average Daily Traffic: 60 (year 2017),  Average Future Daily Traffic: 60 (year 2040),  Design Load: HS 20,  Features Intersected: STREAM,  Facility Carried by Structure: SABLE AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 13.681,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 6.7m (22.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.4m (24.3ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 26.4 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 minimum 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: July 2020,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 79291,  Location: 092111901 (Lat: 42.773064,  Lng: -92.196175),  Route carried "on" structure: County highway ,  Year Built: 1976,  Status: Open,  Structure Length: 11.00m (36.09ft),  Average Daily Traffic: 740 (year 2021),  Average Future Daily Traffic: 740 (year 2040),  Design Load: H 20,  Features Intersected: WAPSIPINICON RIVER,  Facility Carried by Structure: 190TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 29.314,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.1m (33.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 22.3m (73.2ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Poor,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 69.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 33.5 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: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 36.10m (118.44ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 48 months,  Inspection Date: July 2020,  Underwater Inspection Date: September 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 79461,  Location: 092120203 (Lat: 42.806100,  Lng: -92.230850),  Route carried "on" structure: County highway ,  Year Built: 2018,  Status: Open,  Structure Length: 4.27m (14.01ft),  Average Daily Traffic: 180 (year 2021),  Average Future Daily Traffic: 180 (year 2040),  Design Load: HL 93,  Features Intersected: WATERWAY,  Facility Carried by Structure: C28 165TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.742,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 16.8m (55.1ft),  Curb-To-Curb Width: 9.3m (30.5ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Excellent,  Superstructure: Excellent,  Substructure: Excellent,  Channel: Very good,  Operating Rating: 42.1 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported by rating factor (RF) using HL93 loadings,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported by rating factor (RF) using HL93 loadings,  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Galvanized Reinforcing
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Structure Number: 79471,  Location: 092120203 (Lat: 42.807014,  Lng: -92.227317),  Route carried "on" structure: County highway ,  Year Built: 1998,  Status: Open,  Structure Length: 9.39m (30.81ft),  Average Daily Traffic: 180 (year 2021),  Average Future Daily Traffic: 180 (year 2038),  Design Load: HS 20,  Features Intersected: WAPSIPINICON RIVER,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.048,  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: 4,  Length of Maximum Span: 23.2m (76.1ft),  Curb-To-Curb Width: 9.2m (30.2ft),  Out-to-Out Width: 9.7m (31.8ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 67.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.5 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: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 30.80m (101.05ft),  Designated Inspection Frequency: Every 48 months,  Underwater Inspection Frequency: Every 48 months,  Inspection Date: July 2018,  Underwater Inspection Date: September 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 79481,  Location: 000000000 (Lat: 42.808467,  Lng: -92.221911),  Route carried "on" structure: County highway ,  Year Built: 2009,  Status: Open,  Structure Length: 4.11m (13.48ft),  Average Daily Traffic: 110 (year 2021),  Truck Traffic: 8%,  Average Future Daily Traffic: 110 (year 2038),  Design Load: HS 20,  Features Intersected: WAPSIPINICAN OVERFLOW,  Facility Carried by Structure: 165TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.519,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 16.2m (53.1ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.0m (32.8ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 82.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 49.7 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: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Underwater Inspection Frequency: Every 48 months,  Inspection Date: July 2018,  Underwater Inspection Date: September 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 79491,  Location: 092120601 (Lat: 42.818389,  Lng: -92.302283),  Route carried "on" structure: County highway ,  Year Built: 2001,  Status: Open,  Structure Length: 1.01m (3.31ft),  Average Daily Traffic: 110 (year 2017),  Average Future Daily Traffic: 110 (year 2040),  Design Load: HS 20,  Features Intersected: STREAM,  Facility Carried by Structure: 130TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 19.296,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb or Sidewalk Widths: Left: 10.1m (33.1ft),  Right: 0.0m,  Curb-To-Curb Width: 7.7m (25.3ft),  Out-to-Out Width: 7.8m (25.6ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 55.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.5 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: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 3.30m (10.83ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: June 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 795,  Location: 092120702 (Lat: 42.794672,  Lng: -92.317681),  Route carried "on" structure: County highway ,  Year Built: 1920,  Status: Posted for load,  Structure Length: 1.71m (5.61ft),  Average Daily Traffic: 50 (year 2017),  Average Future Daily Traffic: 50 (year 2041),  Features Intersected: CRANE CREEK,  Facility Carried by Structure: MIDWAY AV
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 16.927,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 8.2m (26.9ft),  Curb-To-Curb Width: 5.5m (18.0ft),  Out-to-Out Width: 6.2m (20.3ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Serious,  Channel: Fair,  Operating Rating: 18.1 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 10.9 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: High priority of corrective action,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 20.0 - 29.9% below),  Length Of Structure Improvement: 8.00m (26.25ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $192,000,  Roadway Improvement Cost: $19,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 79511,  Location: 092121701 (Lat: 42.787886,  Lng: -92.280067),  Route carried "on" structure: County highway ,  Year Built: 2015,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 50 (year 2017),  Average Future Daily Traffic: 50 (year 2038),  Design Load: HL 93,  Features Intersected: CREEK,  Facility Carried by Structure: 180TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 21.068,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft)

Condition: Channel: Very good,  Culverts: Very good,  Operating Rating: 43.7 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: 34.0 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: July 2018
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Structure Number: 79521,  Location: 092121702 (Lat: 42.777303,  Lng: -92.297975),  Route carried "on" structure: County highway ,  Year Built: 1994,  Status: Posted for load,  Structure Length: 3.26m (10.70ft),  Average Daily Traffic: 60 (year 2017),  Average Future Daily Traffic: 60 (year 2041),  Features Intersected: CRANE CREEK,  Facility Carried by Structure: NAVAHO AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 15.002,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 6.4m (21.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.7m (25.3ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Good,  Operating Rating: 30.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 24.8 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 10.70m (35.10ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Wood or Timber
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Structure Number: 7953,  Location: 092121801 (Lat: 42.788044,  Lng: -92.309389),  Route carried "on" structure: County highway ,  Year Built: 1964,  Year Reconstructed: 1977,  Status: Posted for load,  Structure Length: 2.53m (8.30ft),  Average Daily Traffic: 50 (year 2017),  Average Future Daily Traffic: 50 (year 2041),  Features Intersected: CRANE CREEK,  Facility Carried by Structure: 180TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 18.670,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 12.5m (41.0ft),  Curb-To-Curb Width: 6.4m (21.0ft),  Out-to-Out Width: 6.7m (22.0ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Serious,  Channel: Satisfactory,  Operating Rating: 12.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 6.7 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: High priority of replacement,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 11.00m (36.09ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $264,000,  Roadway Improvement Cost: $26,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 79541,  Location: 092122001 (Lat: 42.773433,  Lng: -92.293492),  Route carried "on" structure: County highway ,  Year Built: 1981,  Status: Open,  Structure Length: 4.24m (13.91ft),  Average Daily Traffic: 600 (year 2021),  Truck Traffic: 16%,  Average Future Daily Traffic: 600 (year 2040),  Design Load: H 20,  Features Intersected: CRANE CREEK,  Facility Carried by Structure: 190TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 21.353,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.5m (50.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 70.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 35.6 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: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 13.90m (45.60ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: June 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 79581,  Location: 092122802 (Lat: 42.758758,  Lng: -92.262322),  Route carried "on" structure: County highway ,  Year Built: 2010,  Status: Open,  Structure Length: 0.67m (2.20ft),  Average Daily Traffic: 15 (year 2017),  Average Future Daily Traffic: 15 (year 2041),  Features Intersected: SMALL,  Facility Carried by Structure: 200TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 19.893,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.7m (22.0ft),  Curb-To-Curb Width: 7.1m (23.3ft),  Out-to-Out Width: 7.4m (24.3ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Very good,  Operating Rating: 37.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 26.0 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 7959,  Location: 092122802 (Lat: 42.747486,  Lng: -92.278106),  Route carried "on" structure: County highway ,  Year Built: 1962,  Status: Posted for load,  Structure Length: 1.22m (4.00ft),  Average Daily Traffic: 20 (year 2017),  Average Future Daily Traffic: 20 (year 2041),  Design Load: H 15,  Features Intersected: CRANE CREEK,  Facility Carried by Structure: OAKLAND AV
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.470,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 5.8m (19.0ft),  Curb-To-Curb Width: 6.5m (21.3ft),  Out-to-Out Width: 6.5m (21.3ft)

Condition: Deck: Poor,  Superstructure: Fair,  Substructure: Serious,  Channel: Satisfactory,  Operating Rating: 16.5 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 11.9 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: High priority of corrective action,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 7.00m (22.97ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $168,000,  Roadway Improvement Cost: $17,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 79601,  Location: 092122901 (Lat: 42.758853,  Lng: -92.289100),  Route carried "on" structure: County highway ,  Year Built: 1998,  Status: Posted for load,  Structure Length: 3.26m (10.70ft),  Average Daily Traffic: 20 (year 2017),  Average Future Daily Traffic: 20 (year 2040),  Features Intersected: CRANE CREEK,  Facility Carried by Structure: 200TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 17.703,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 6.4m (21.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.6m (24.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 30.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 24.8 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Length Of Structure Improvement: 10.70m (35.10ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 79621,  Location: 092123201 (Lat: 42.744222,  Lng: -92.279900),  Route carried "on" structure: County highway ,  Year Built: 1992,  Status: Open,  Structure Length: 3.51m (11.52ft),  Average Daily Traffic: 50 (year 2017),  Average Future Daily Traffic: 50 (year 2040),  Design Load: HS 20,  Features Intersected: CRANE CREEK,  Facility Carried by Structure: 210TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 13.599,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.4m (44.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.6m (24.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 62.9 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 38.5 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: Equal to present desirable criteria,  Length Of Structure Improvement: 11.50m (37.73ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: June 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 80341,  Location: 093121401 (Lat: 42.876581,  Lng: -92.237522),  Route carried "on" structure: County highway ,  Year Built: 2008,  Status: Open,  Structure Length: 8.35m (27.40ft),  Average Daily Traffic: 40 (year 2021),  Average Future Daily Traffic: 40 (year 2040),  Design Load: HS 20,  Features Intersected: PLUM CREEK,  Facility Carried by Structure: 120TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 23.920,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 28.0m (91.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.3m (27.2ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 67.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.5 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: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Underwater Inspection Frequency: Every 48 months,  Inspection Date: July 2020,  Underwater Inspection Date: September 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 80351,  Location: 093121401 (Lat: 42.876597,  Lng: -92.235447),  Route carried "on" structure: County highway ,  Year Built: 2008,  Status: Open,  Structure Length: 2.38m (7.81ft),  Average Daily Traffic: 40 (year 2021),  Average Future Daily Traffic: 40 (year 2040),  Design Load: HS 20,  Features Intersected: CREEK,  Facility Carried by Structure: 120TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 24.089,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  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: 7.5m (24.6ft),  Out-to-Out Width: 8.3m (27.2ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 76.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.5 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: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: July 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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