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


  • National Bridge Inventory (NBI) Statistics
  • 15Number of bridges
  • 118ft / 36.4mTotal length
  • 8,675Total average daily traffic
  • 1,679Total average daily truck traffic
  • 8,675Total future (year 2039) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Larrabee
  • No street view available for this location

New bridges in Larrabee, IA - historical statistics
  • New bridges - historical statistics
  • 31920-1929
  • 11930-1939
  • 11960-1969
  • 21970-1979
  • 61980-1989
  • 11990-1999
  • 12000-2009
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 25.0%Good
  • 25.0%Satisfactory
  • 25.0%Fair
  • 25.0%Poor
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 16.7%Very good
  • 33.3%Good
  • 8.3%Satisfactory
  • 25.0%Fair
  • 16.7%Poor
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 25.0%Good
  • 33.3%Satisfactory
  • 8.3%Fair
  • 33.3%Poor
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 6.7%Very good
  • 40.0%Good
  • 33.3%Satisfactory
  • 20.0%Fair
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Structure Number: 19391,  Location: 0.7 mi. S of Jct. SR C16 (Lat: 42.855114,  Lng: -95.550833),  Route carried "on" structure: US 59,  Year Built: 1985,  Status: Open,  Structure Length: 4.08m (13.39ft),  Average Daily Traffic: 1,830 (year 2020),  Truck Traffic: 15%,  Average Future Daily Traffic: 1,830 (year 2041),  Design Load: HS 20,  Features Intersected: GREY CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 266.676,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 18.6m (61.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 65.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  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: June 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: 19401,  Location: 0.2 mi. N SR C16 (Lat: 42.867842,  Lng: -95.545139),  Route carried "on" structure: US 59,  Year Built: 1986,  Status: Open,  Structure Length: 2.01m (6.59ft),  Average Daily Traffic: 1,320 (year 2020),  Truck Traffic: 21%,  Average Future Daily Traffic: 1,320 (year 2041),  Design Load: HS 20,  Features Intersected: GREY CREEK OVERFLOW
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 268.179,  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: 1,  Length of Maximum Span: 19.2m (63.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Good,  Channel: Very good,  Operating Rating: 75.9 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: 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: June 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: 19411,  Location: 0.3 mi N SR C16 (Lat: 42.870028,  Lng: -95.544628),  Route carried "on" structure: US 59,  Year Built: 1986,  Status: Open,  Structure Length: 3.75m (12.30ft),  Average Daily Traffic: 1,320 (year 2020),  Truck Traffic: 21%,  Average Future Daily Traffic: 1,320 (year 2041),  Design Load: HS 20,  Features Intersected: GREY CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 268.426,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 1 degrees,  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: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 88.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 53.5 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 desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 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: 19421,  Location: 1.1 mi. N of jct. SR C16 (Lat: 42.880792,  Lng: -95.544442),  Route carried "on" structure: US 59,  Year Built: 1986,  Status: Open,  Structure Length: 2.83m (9.28ft),  Average Daily Traffic: 1,320 (year 2020),  Truck Traffic: 21%,  Average Future Daily Traffic: 1,320 (year 2041),  Design Load: HS 20,  Features Intersected: GREY CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 269.621,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 27.4m (89.9ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 88.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 52.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  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: 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: 19431,  Location: 2.1 mi. N of jct. SR C16 (Lat: 42.896161,  Lng: -95.544300),  Route carried "on" structure: US 59,  Year Built: 1986,  Status: Open,  Structure Length: 2.53m (8.30ft),  Average Daily Traffic: 1,320 (year 2020),  Truck Traffic: 21%,  Average Future Daily Traffic: 1,320 (year 2041),  Design Load: HS 20,  Features Intersected: GREY CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 271.329,  Lanes on structure: 2,  Base Highway Network: Yes,  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: 1,  Length of Maximum Span: 24.4m (80.1ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 66.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 25.4 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: 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: 10887,  Location: 092400101 (Lat: 42.821733,  Lng: -95.513667),  Route carried "on" structure: County highway ,  Year Built: 1965,  Status: Open,  Structure Length: 10.55m (34.61ft),  Average Daily Traffic: 60 (year 2019),  Average Future Daily Traffic: 60 (year 2041),  Design Load: H 20,  Features Intersected: LITTLE SIOUX RIVER,  Facility Carried by Structure: FM-480TH ST.
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 22.545,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Skew: 2 degrees,  Material/Design: Steel continuous,  Design/Construction: Girder and Floorbeam System,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 40.5m (132.9ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 8.6m (28.2ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 43.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 25.9 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: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 34.60m (113.52ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Critical Feature Inspection Date: June 2021,  Bridge Improvement Cost: $100,000,  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: 109501,  Location: 093391904 (Lat: 42.853258,  Lng: -95.487700),  Route carried "on" structure: County highway ,  Year Built: 1989,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 120 (year 2019),  Average Future Daily Traffic: 120 (year 2039),  Design Load: HS 20,  Features Intersected: STREAM,  Facility Carried by Structure: FM BARNES RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.121,  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: 2,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 44.1 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 2.70m (8.86ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: August 2019,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000
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Structure Number: 109531,  Location: 093393004 (Lat: 42.840006,  Lng: -95.504406),  Route carried "on" structure: County highway ,  Year Built: 1979,  Status: Open,  Structure Length: 1.01m (3.31ft),  Average Daily Traffic: 120 (year 2019),  Average Future Daily Traffic: 120 (year 2041),  Design Load: HS 20,  Features Intersected: SMALL,  Facility Carried by Structure: FM BARNES RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.831,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.8m (32.2ft),  Curb-To-Curb Width: 8.0m (26.2ft),  Out-to-Out Width: 8.6m (28.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 24.5 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 3.30m (10.83ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  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: 10958,  Location: 093401003 (Lat: 42.894600,  Lng: -95.547106),  Route carried "on" structure: County highway ,  Year Built: 1936,  Status: Posted for load-capacity,  Structure Length: 1.01m (3.31ft),  Average Daily Traffic: 20 (year 2019),  Average Future Daily Traffic: 20 (year 2041),  Features Intersected: CREEK,  Facility Carried by Structure: LOCAL 430TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 25.070,  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: 9.1m (29.9ft),  Curb-To-Curb Width: 5.5m (18.0ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Deck: Poor,  Superstructure: Fair,  Substructure: Poor,  Channel: Satisfactory,  Operating Rating: 35.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 21.8 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: 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: 0.1 - 9.9% below),  Length Of Structure Improvement: 5.30m (17.39ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Bridge Improvement Cost: $144,000,  Roadway Improvement Cost: $14,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 10959,  Location: 093401401 (Lat: 42.880067,  Lng: -95.542053),  Route carried "on" structure: County highway ,  Year Built: 1923,  Status: Open,  Structure Length: 1.04m (3.41ft),  Average Daily Traffic: 25 (year 2019),  Average Future Daily Traffic: 25 (year 2041),  Features Intersected: CREEK,  Facility Carried by Structure: LOCAL 440TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 25.986,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.8m (32.2ft),  Curb-To-Curb Width: 5.4m (17.7ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Poor,  Channel: Satisfactory,  Operating Rating: 39.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 23.8 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.40m (17.72ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Bridge Improvement Cost: $155,000,  Roadway Improvement Cost: $15,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 109621,  Location: 093402201 (Lat: 42.865739,  Lng: -95.556111),  Route carried "on" structure: County highway ,  Year Built: 1997,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 320 (year 2019),  Truck Traffic: 28%,  Average Future Daily Traffic: 320 (year 2041),  Design Load: HS 20,  Features Intersected: CREEK,  Facility Carried by Structure: FM 450TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 24.745,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.4m (11.2ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 44.1 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.40m (7.87ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000
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Structure Number: 10963,  Location: 093402201 (Lat: 42.865656,  Lng: -95.547950),  Route carried "on" structure: County highway ,  Year Built: 1970,  Status: Open,  Structure Length: 2.35m (7.71ft),  Average Daily Traffic: 320 (year 2019),  Truck Traffic: 28%,  Average Future Daily Traffic: 320 (year 2041),  Design Load: H 20,  Features Intersected: GREY CREEK,  Facility Carried by Structure: FM 450TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 25.412,  Lanes on structure: 2,  Owner: County 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: 8.8m (28.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 46.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 26.6 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  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: 7.70m (25.26ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  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: 10964,  Location: 093402703 (Lat: 42.851153,  Lng: -95.547172),  Route carried "on" structure: County highway ,  Year Built: 1927,  Status: Posted for load,  Structure Length: 1.46m (4.79ft),  Average Daily Traffic: 15 (year 2019),  Average Future Daily Traffic: 15 (year 2041),  Features Intersected: GREY CREEK,  Facility Carried by Structure: LOCAL 460TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 23.220,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 13.7m (44.9ft),  Curb-To-Curb Width: 5.5m (18.0ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Poor,  Channel: Fair,  Operating Rating: 19.7 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: 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: 0.1 - 9.9% below),  Length Of Structure Improvement: 7.00m (22.97ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Critical Feature Inspection Date: August 2021,  Bridge Improvement Cost: $192,000,  Roadway Improvement Cost: $15,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 10967,  Location: 093403403 (Lat: 42.836661,  Lng: -95.544850),  Route carried "on" structure: County highway ,  Year Built: 1920,  Status: Posted for load,  Structure Length: 1.62m (5.31ft),  Average Daily Traffic: 45 (year 2019),  Average Future Daily Traffic: 45 (year 2041),  Features Intersected: GREY CREEK,  Facility Carried by Structure: LOCAL 470TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 25.651,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.2m (49.9ft),  Curb-To-Curb Width: 5.5m (18.0ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Poor,  Channel: Fair,  Operating Rating: 19.7 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: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Meets minimum limits,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Length Of Structure Improvement: 8.00m (26.25ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Critical Feature Inspection Date: June 2021,  Bridge Improvement Cost: $213,000,  Roadway Improvement Cost: $20,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 36449,  Location: 093391903 (Lat: 42.864978,  Lng: -95.495394),  Route carried "on" structure: County highway ,  Year Built: 2002,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 520 (year 2019),  Truck Traffic: 23%,  Average Future Daily Traffic: 520 (year 2041),  Design Load: HS 20,  Features Intersected: CREEK,  Facility Carried by Structure: FM C-16/450TH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 29.705,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 44.1 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.10m (6.89ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000
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