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


  • National Bridge Inventory (NBI) Statistics
  • 26Number of bridges
  • 358ft / 109mTotal length
  • 132,940Total average daily traffic
  • 51,659Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Avoca
  • No street view available for this location

New bridges in Avoca, IA - historical statistics
  • New bridges - historical statistics
  • 11920-1929
  • 11950-1959
  • 111960-1969
  • 41970-1979
  • 21980-1989
  • 31990-1999
  • 22000-2009
  • 22010-2019
Average Bridge Daily Traffic in Avoca, IA
Average Bridge Truck Traffic in Avoca, IA
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 31.6%Good
  • 47.4%Satisfactory
  • 21.1%Fair
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 26.3%Very good
  • 31.6%Good
  • 31.6%Satisfactory
  • 10.5%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 10.5%Very good
  • 42.1%Good
  • 36.8%Satisfactory
  • 10.5%Fair
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 11.1%Very good
  • 16.7%Good
  • 66.7%Satisfactory
  • 5.6%Fair
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 33.3%Good
  • 66.7%Fair
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Structure Number: 4345,  Location: 1.0 mi. S of Jct. IA #83 (Lat: 41.461469,  Lng: -95.336836),  Route carried "on" structure: US 59,  Year Built: 1929,  Year Reconstructed: 1952,  Status: Open,  Structure Length: 8.90m (29.20ft),  Average Daily Traffic: 2,430 (year 2020),  Truck Traffic: 15%,  Average Future Daily Traffic: 2,430 (year 2040),  Design Load: H 20,  Features Intersected: E BR W NISHNABOTNA RVR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 101.418,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Skew: 3 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 36.9m (121.1ft),  Curb or Sidewalk Widths: Left: 0.6m (2.0ft),  Right: 0.6m (2.0ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 43.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 24.9 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 4347,  Location: AT JCT. I-80 (Lat: 41.497275,  Lng: -95.336347),  Route carried "on" structure: US 59,  Year Built: 1965,  Status: Open,  Structure Length: 7.28m (23.88ft),  Average Daily Traffic: 2,550 (year 2020),  Truck Traffic: 17%,  Average Future Daily Traffic: 2,550 (year 2040),  Design Load: H 20,  Features Intersected: I-80
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 105.447,  Lanes on structure: 2,  Lanes under structure: 4,  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: 4,  Length of Maximum Span: 21.0m (68.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 11.0m (36.1ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 59.4 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 25.1 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 4348,  Location: AT JCT. I-80 (Lat: 41.497922,  Lng: -95.336664),  Route carried "on" structure: US 59,  Year Built: 1965,  Status: Open,  Structure Length: 7.28m (23.88ft),  Average Daily Traffic: 2,550 (year 2020),  Truck Traffic: 17%,  Average Future Daily Traffic: 2,550 (year 2040),  Design Load: H 20,  Features Intersected: I-80
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 240.788,  Lanes on structure: 2,  Lanes under structure: 4,  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: 4,  Length of Maximum Span: 21.0m (68.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 11.0m (36.1ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Fair,  Operating Rating: 58.5 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 23.3 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 43681,  Location: 077391703 (Lat: 41.476694,  Lng: -95.353269),  Route carried "on" structure: County highway ,  Year Built: 1975,  Status: Open,  Structure Length: 6.74m (22.11ft),  Average Daily Traffic: 970 (year 2016),  Truck Traffic: 12%,  Average Future Daily Traffic: 970 (year 2041),  Design Load: HS 20,  Features Intersected: WEST NISHNABOTNA RIVER,  Facility Carried by Structure: CO RD G18
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 21.053,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 24.4m (80.1ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 12.0m (39.4ft)

Condition: Deck: Fair,  Superstructure: Very good,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 44.4 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  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: May 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 43701,  Location: 0.4 MI. E OF U.S. 59 (Lat: 41.476358,  Lng: -95.330508),  Route carried "on" structure: State highway 83,  Year Built: 1990,  Status: Open,  Structure Length: 7.50m (24.61ft),  Average Daily Traffic: 1,390 (year 2020),  Truck Traffic: 6%,  Average Future Daily Traffic: 1,390 (year 2041),  Design Load: HS 20,  Features Intersected: WEST NISHNABOTNA RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.624,  Lanes on structure: 2,  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: 28.0m (91.9ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 0.0m,  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 14.6m (47.9ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 87.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 52.4 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: March 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: 43711,  Location: 0.8 mi. E of Jct. U.S. 59 (Lat: 41.476350,  Lng: -95.322408),  Route carried "on" structure: State highway 83,  Year Built: 1990,  Status: Open,  Structure Length: 4.72m (15.49ft),  Average Daily Traffic: 710 (year 2020),  Truck Traffic: 13%,  Average Future Daily Traffic: 710 (year 2041),  Design Load: HS 20,  Features Intersected: NATURAL CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.302,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.4m (57.1ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 12.0m (39.4ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Channel: Fair,  Operating Rating: 76.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 43.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than 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 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: 43731,  Location: 1.8 MI. E OF Jct. U.S. 59 (Lat: 41.476419,  Lng: -95.303175),  Route carried "on" structure: State highway 83,  Year Built: 2000,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 710 (year 2020),  Truck Traffic: 13%,  Average Future Daily Traffic: 710 (year 2040),  Design Load: HS 20,  Features Intersected: BEDELL CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.910,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 12.9m (42.3ft),  Skew: 1 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: Good,  Operating Rating: 32.7 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: 25.3 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 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: July 2020
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Structure Number: 45531,  Location: 0.8 MI. W OF JCT. US 59 (Lat: 41.497533,  Lng: -95.350858),  Route carried "on" structure: Interstate 80,  Year Built: 2011,  Status: Open,  Structure Length: 9.81m (32.19ft),  Average Daily Traffic: 10,950 (year 2020),  Truck Traffic: 42%,  Average Future Daily Traffic: 10,950 (year 2042),  Design Load: HL 93,  Features Intersected: WEST NISHNABOTNA RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 63.295,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 44.8m (147.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  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: Better than 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: January 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: 45541,  Location: 0.7 MI. W OF JCT. US 59 (Lat: 41.497739,  Lng: -95.349711),  Route carried "on" structure: Interstate 80,  Year Built: 2012,  Status: Open,  Structure Length: 9.81m (32.19ft),  Average Daily Traffic: 10,950 (year 2020),  Truck Traffic: 42%,  Average Future Daily Traffic: 10,950 (year 2042),  Design Load: HL 93,  Features Intersected: WEST NISHNABOTNA RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 428.871,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 44.8m (147.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  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: Better than 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: January 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: 4557,  Location: 1.2 MI. E OF JCT. US 59 (Lat: 41.497983,  Lng: -95.313108),  Route carried "on" structure: Interstate 80,  Year Built: 1965,  Status: Open,  Structure Length: 7.44m (24.41ft),  Average Daily Traffic: 9,950 (year 2020),  Truck Traffic: 42%,  Average Future Daily Traffic: 9,950 (year 2040),  Design Load: HS 20,  Features Intersected: E.BR.W.NISHNABOTNA RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 66.448,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 28.7m (94.2ft),  Curb-To-Curb Width: 11.9m (39.0ft),  Out-to-Out Width: 12.9m (42.3ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Good,  Channel: Good,  Operating Rating: 49.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.7 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: April 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 4558,  Location: 1.2 MI. E OF JCT. US 59 (Lat: 41.498203,  Lng: -95.312231),  Route carried "on" structure: Interstate 80,  Year Built: 1965,  Status: Open,  Structure Length: 7.44m (24.41ft),  Average Daily Traffic: 9,650 (year 2020),  Truck Traffic: 43%,  Average Future Daily Traffic: 9,650 (year 2040),  Design Load: HS 20,  Features Intersected: E.BR. W.NISHNABOTNA RIVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 425.741,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 28.7m (94.2ft),  Curb-To-Curb Width: 11.9m (39.0ft),  Out-to-Out Width: 12.9m (42.3ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 49.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.7 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: April 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 4559,  Location: 2.5 MI. E OF JCT. 59 (Lat: 41.498567,  Lng: -95.288931),  Route carried "on" structure: Interstate 80,  Year Built: 1965,  Status: Open,  Structure Length: 3.87m (12.70ft),  Average Daily Traffic: 9,950 (year 2020),  Truck Traffic: 42%,  Average Future Daily Traffic: 9,950 (year 2040),  Design Load: HS 20,  Features Intersected: 470TH STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 68.468,  Lanes on structure: 2,  Lanes under 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: 15.9m (52.2ft),  Curb-To-Curb Width: 11.9m (39.0ft),  Out-to-Out Width: 12.9m (42.3ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 77.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 37.5 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,  Underclear: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 456,  Location: 2.5 MI. E OF JCT. 59 (Lat: 41.498797,  Lng: -95.288489),  Route carried "on" structure: Interstate 80,  Year Built: 1965,  Status: Open,  Structure Length: 3.87m (12.70ft),  Average Daily Traffic: 9,650 (year 2020),  Truck Traffic: 43%,  Average Future Daily Traffic: 9,650 (year 2040),  Design Load: HS 20,  Features Intersected: 470TH STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 423.756,  Lanes on structure: 2,  Lanes under structure: 2,  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: 15.9m (52.2ft),  Curb-To-Curb Width: 11.9m (39.0ft),  Out-to-Out Width: 12.9m (42.3ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 77.0 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: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 4561,  Location: 2.9 mi. E of Jct. US 59 (Lat: 41.498328,  Lng: -95.279717),  Route carried "on" structure: Interstate 80,  Year Built: 1965,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 19,900 (year 2020),  Truck Traffic: 42%,  Average Future Daily Traffic: 19,900 (year 2041),  Design Load: HS 20,  Features Intersected: BEDELL CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 69.239,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 24.4m (80.1ft),  Skew: 23 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.4m (11.2ft)

Condition: Channel: Satisfactory,  Culverts: Fair,  Operating Rating: 90.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 63.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: 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: October 2021
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Structure Number: 4777,  Location: 2.6 MI. N OF Jct. I-80 (Lat: 41.536078,  Lng: -95.336883),  Route carried "on" structure: US 59,  Year Built: 1970,  Status: Open,  Structure Length: 1.92m (6.30ft),  Average Daily Traffic: 4,370 (year 2020),  Truck Traffic: 18%,  Average Future Daily Traffic: 4,370 (year 2040),  Design Load: HS 20,  Features Intersected: DRAINAGE DITCH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 109.757,  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: 7.3m (24.0ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 14.4m (47.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 44.9 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 28.8 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: 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
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Structure Number: 289561,  Location: 077390104 (Lat: 41.494136,  Lng: -95.288694),  Route carried "on" structure: County highway ,  Year Built: 1990,  Status: Open,  Structure Length: 3.57m (11.71ft),  Average Daily Traffic: 70 (year 2016),  Average Future Daily Traffic: 70 (year 2040),  Design Load: HS 20,  Features Intersected: BEDELL CREEK,  Facility Carried by Structure: FM-470TH STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 33.114,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 4 degrees,  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: 7.5m (24.6ft),  Out-to-Out Width: 8.2m (26.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 83.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 49.8 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 desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: April 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 289591,  Location: 000000000 (Lat: 41.504286,  Lng: -95.358050),  Route carried "on" structure: County highway ,  Year Built: 2009,  Status: Open,  Structure Length: 1.83m (6.00ft),  Average Daily Traffic: 15 (year 2016),  Average Future Daily Traffic: 15 (year 2040),  Design Load: HS 20,  Features Intersected: DRAINAGE,  Facility Carried by Structure: FM-YORK ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 29.354,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 18.0m (59.1ft),  Curb-To-Curb Width: 6.9m (22.6ft),  Out-to-Out Width: 6.9m (22.6ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 37.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 22.6 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: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2020,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 289621,  Location: 077391304 (Lat: 41.467700,  Lng: -95.288792),  Route carried "on" structure: County highway ,  Year Built: 1979,  Status: Open,  Structure Length: 2.93m (9.61ft),  Average Daily Traffic: 60 (year 2016),  Average Future Daily Traffic: 60 (year 2041),  Design Load: HS 20,  Features Intersected: STREAM,  Facility Carried by Structure: 470TH STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 30.178,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 10.4m (34.1ft),  Curb-To-Curb Width: 7.2m (23.6ft),  Out-to-Out Width: 7.7m (25.3ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  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: Equal to present minimum 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 24 months,  Inspection Date: May 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 289641,  Location: 077391402 (Lat: 41.470806,  Lng: -95.307936),  Route carried "on" structure: County highway ,  Year Built: 1988,  Status: Open,  Structure Length: 3.90m (12.80ft),  Average Daily Traffic: 25 (year 2016),  Average Future Daily Traffic: 25 (year 2040),  Design Load: HS 20,  Features Intersected: BALLARD CREEK,  Facility Carried by Structure: 460TH STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 24.583,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.9m (48.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.3m (27.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 57.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 29.8 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,  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
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Structure Number: 289721,  Location: 077392902 (Lat: 41.440439,  Lng: -95.365711),  Route carried "on" structure: County highway ,  Year Built: 1972,  Status: Open,  Structure Length: 1.07m (3.51ft),  Average Daily Traffic: 60 (year 2016),  Average Future Daily Traffic: 60 (year 2040),  Features Intersected: STREAM,  Facility Carried by Structure: FM-430TH STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 17.030,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.4m (30.8ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.1m (33.1ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 44.4 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,  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: April 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete
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Structure Number: 30461,  Location: 078392904 (Lat: 41.529833,  Lng: -95.356069),  Route carried "on" structure: County highway ,  Year Built: 1950,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 70 (year 2012),  Average Future Daily Traffic: 70 (year 2041),  Features Intersected: SMALL STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.466,  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: 2,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Satisfactory,  Culverts: Fair,  Operating Rating: 36.3 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: 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: March 2021
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Structure Number: 304621,  Location: 078393203 (Lat: 41.509453,  Lng: -95.349289),  Route carried "on" structure: County highway ,  Year Built: 1985,  Status: Open,  Structure Length: 6.98m (22.90ft),  Average Daily Traffic: 100 (year 2016),  Average Future Daily Traffic: 100 (year 2041),  Design Load: H 20,  Features Intersected: WEST NISHNABOTNA RIVER,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 12.521,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.2m (26.9ft),  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-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.3m (27.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 65.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 26.8 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: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 4347,  Location: AT JCT. I-80 (Lat: 41.497275,  Lng: -95.336347),  Route carried "under" structure: Interstate 80,  Year Built: 1965,  Structure Length: 0. m,  Average Daily Traffic: 17,900 (year 2020),  Truck Traffic: 42%,  Features Intersected: I-80,  Facility Carried by Structure: NB US 59
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 64.506,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 21.0m (68.9ft)

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Structure Number: 4348,  Location: AT JCT. I-80 (Lat: 41.497922,  Lng: -95.336664),  Route carried "under" structure: Interstate 80,  Year Built: 1965,  Structure Length: 0. m,  Average Daily Traffic: 17,900 (year 2020),  Truck Traffic: 42%,  Features Intersected: I-80,  Facility Carried by Structure: SB US 59
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 64.483,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 21.0m (68.9ft)

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Structure Number: 4559,  Location: 2.5 MI. E OF JCT. 59 (Lat: 41.498567,  Lng: -95.288931),  Route carried "under" structure: County highway ,  Year Built: 1965,  Structure Length: 0. m,  Average Daily Traffic: 30 (year 2016),  Truck Traffic: 23%,  Features Intersected: 470TH STREET,  Facility Carried by Structure: EB I-80
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 33.595,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 15.9m (52.2ft)

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Structure Number: 456,  Location: 2.5 MI. E OF JCT. 59 (Lat: 41.498797,  Lng: -95.288489),  Route carried "under" structure: County highway ,  Year Built: 1965,  Structure Length: 0. m,  Average Daily Traffic: 30 (year 2016),  Truck Traffic: 23%,  Features Intersected: 470TH STREET,  Facility Carried by Structure: WB I-80
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 33.619,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 15.9m (52.2ft)

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