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


  • National Bridge Inventory (NBI) Statistics
  • 19Number of bridges
  • 171ft / 52.5mTotal length
  • 6,225Total average daily traffic
  • 1,258Total average daily truck traffic
  • 6,225Total future (year 2038) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Danbury
  • No street view available for this location

New bridges in Danbury, IA - historical statistics
  • New bridges - historical statistics
  • 11900-1909
  • 11940-1949
  • 31950-1959
  • 11960-1969
  • 31970-1979
  • 51980-1989
  • 11990-1999
  • 32000-2009
  • 12010-2019
Reconstructed bridges in Danbury, IA - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 11980-1989
  • 11990-1999
  • 02000-2009
  • 12010-2019
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 30.0%Very good
  • 30.0%Good
  • 20.0%Satisfactory
  • 20.0%Fair
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 20.0%Very good
  • 40.0%Good
  • 30.0%Satisfactory
  • 10.0%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 30.0%Very good
  • 30.0%Good
  • 20.0%Satisfactory
  • 10.0%Fair
  • 10.0%Poor
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 15.8%Very good
  • 15.8%Good
  • 42.1%Satisfactory
  • 10.5%Fair
  • 15.8%Poor
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 11.1%Very good
  • 33.3%Good
  • 22.2%Satisfactory
  • 22.2%Fair
  • 11.1%Poor
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Structure Number: 5335,  Location: 1.9 mi. W of SR L37 (Lat: 42.218383,  Lng: -95.751153),  Route carried "on" structure: State highway 175,  Year Built: 1951,  Status: Open,  Structure Length: 1.31m (4.30ft),  Average Daily Traffic: 1,170 (year 2020),  Truck Traffic: 20%,  Average Future Daily Traffic: 1,170 (year 2040),  Design Load: H 20,  Features Intersected: DRAINAGE DITCH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 54.901,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.0m (45.9ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Very good,  Culverts: Good,  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,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020
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Structure Number: 5336,  Location: 1.6 mi. W of SR L37 (Lat: 42.222031,  Lng: -95.745519),  Route carried "on" structure: State highway 175,  Year Built: 1952,  Status: Open,  Structure Length: 3.72m (12.20ft),  Average Daily Traffic: 1,170 (year 2020),  Truck Traffic: 20%,  Average Future Daily Traffic: 1,170 (year 2040),  Design Load: H 20,  Features Intersected: REYNOLDS CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 55.519,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.0m (45.9ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 10.0m (32.8ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 49.5 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 24.6 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 5338,  Location: 0.7 mi. W of SR L37 (Lat: 42.229206,  Lng: -95.732106),  Route carried "on" structure: State highway 175,  Year Built: 1951,  Status: Open,  Structure Length: 1.34m (4.40ft),  Average Daily Traffic: 1,170 (year 2020),  Truck Traffic: 20%,  Average Future Daily Traffic: 1,170 (year 2041),  Design Load: H 15,  Features Intersected: STREAM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 56.892,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 4.3m (14.1ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 18.4 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 13.6 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2021
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Structure Number: 53391,  Location: 1.1 mi E of SR L37 (Lat: 42.243381,  Lng: -95.701008),  Route carried "on" structure: State highway 175,  Year Built: 1986,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 850 (year 2020),  Truck Traffic: 28%,  Average Future Daily Traffic: 850 (year 2041),  Design Load: HS 20,  Features Intersected: KOKER CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 59.906,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 47.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 28.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021
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Structure Number: 251081,  Location: 085420404 (Lat: 42.205675,  Lng: -95.738900),  Route carried "on" structure: County highway ,  Year Built: 1973,  Year Reconstructed: 1993,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 80 (year 2019),  Average Future Daily Traffic: 80 (year 2040),  Design Load: H 20,  Features Intersected: STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 22.811,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.0m (23.0ft)

Condition: Channel: Poor,  Culverts: Fair,  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,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.30m (7.55ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000
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Structure Number: 25111,  Location: 085421002 (Lat: 42.187342,  Lng: -95.729131),  Route carried "on" structure: County highway ,  Year Built: 1900,  Year Reconstructed: 2018,  Status: Posted for load,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 20 (year 2016),  Average Future Daily Traffic: 20 (year 2040),  Features Intersected: TRIB MAPLE RIVER,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 28.714,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.2m (26.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 8.8m (28.9ft),  Curb-To-Curb Width: 6.0m (19.7ft),  Out-to-Out Width: 6.2m (20.3ft)

Condition: Deck: Very good,  Superstructure: Satisfactory,  Substructure: Very good,  Channel: Good,  Operating Rating: 20.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 17.1 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 20.0 - 29.9% below),  Length Of Structure Improvement: 6.70m (21.98ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 34996,  Location: 086420202 (Lat: 42.293069,  Lng: -95.709456),  Route carried "on" structure: County highway ,  Year Built: 1947,  Year Reconstructed: 2004,  Status: Posted for load,  Structure Length: 2.35m (7.71ft),  Average Daily Traffic: 25 (year 2019),  Average Future Daily Traffic: 25 (year 2041),  Features Intersected: CREEK,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.679,  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: 4,  Length of Maximum Span: 7.3m (24.0ft),  Curb-To-Curb Width: 5.2m (17.1ft),  Out-to-Out Width: 5.2m (17.1ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Poor,  Channel: Fair,  Operating Rating: 31.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 23.5 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Somewhat better than minimum adequacy,  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: 12.50m (41.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $285,000,  Roadway Improvement Cost: $29,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 349975,  Location: 0864203 (Lat: 42.290597,  Lng: -95.728908),  Route carried "on" structure: County highway ,  Year Built: 2001,  Status: Open,  Structure Length: 1.19m (3.90ft),  Average Daily Traffic: 25 (year 2019),  Average Future Daily Traffic: 25 (year 2041),  Features Intersected: REYNOLDS CREEK,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.697,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.3m (37.1ft),  Curb-To-Curb Width: 7.6m (24.9ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 86.5 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 61.1 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 3.90m (12.80ft),  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,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 349981,  Location: 086420404 (Lat: 42.295478,  Lng: -95.744683),  Route carried "on" structure: County highway ,  Year Built: 1978,  Status: Open,  Structure Length: 1.16m (3.81ft),  Average Daily Traffic: 350 (year 2019),  Truck Traffic: 25%,  Average Future Daily Traffic: 350 (year 2041),  Design Load: HS 20,  Features Intersected: SMALL CREEK,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.319,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.7m (35.1ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Poor,  Culverts: Fair,  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: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 3.80m (12.47ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000
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Structure Number: 350035,  Location: 086420904 (Lat: 42.280675,  Lng: -95.736956),  Route carried "on" structure: County highway ,  Year Built: 1961,  Status: Open,  Structure Length: 0.82m (2.69ft),  Average Daily Traffic: 350 (year 2019),  Truck Traffic: 25%,  Average Future Daily Traffic: 350 (year 2041),  Design Load: H 20,  Features Intersected: CREEK,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.336,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Skew: 3 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: Poor,  Culverts: Poor,  Structural Evaluation: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 4.40m (14.44ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $126,000,  Roadway Improvement Cost: $13,000
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Structure Number: 350091,  Location: 086421703 (Lat: 42.269514,  Lng: -95.752553),  Route carried "on" structure: County highway ,  Year Built: 1982,  Status: Open,  Structure Length: 4.72m (15.49ft),  Average Daily Traffic: 45 (year 2019),  Average Future Daily Traffic: 45 (year 2041),  Design Load: H 20,  Features Intersected: REYNOLDS CREEK,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 21.364,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 16.8m (55.1ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.2m (33.5ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 60.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 27.3 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: Better than present minimum criteria,  Length Of Structure Improvement: 15.50m (50.85ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 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: 350111,  Location: 0864220 (Lat: 42.255008,  Lng: -95.758153),  Route carried "on" structure: County highway ,  Year Built: 1986,  Status: Open,  Structure Length: 5.09m (16.70ft),  Average Daily Traffic: 310 (year 2019),  Truck Traffic: 15%,  Average Future Daily Traffic: 310 (year 2039),  Design Load: H 20,  Features Intersected: REYNOLDS CREEK,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 11.322,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 18.3m (60.0ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 62.7 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: Better than 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,  Length Of Structure Improvement: 16.70m (54.79ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: July 2019,  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,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 350121,  Location: 0864220 (Lat: 42.250839,  Lng: -95.768006),  Route carried "on" structure: County highway ,  Year Built: 2003,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 5 (year 2019),  Average Future Daily Traffic: 5 (year 2039),  Design Load: HS 20,  Features Intersected: REYNOLDS CREEK,  Facility Carried by Structure: POCAHONTAS AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.999,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  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: Good,  Culverts: Very 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: Equal to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 2.60m (8.53ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: July 2019,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000
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Structure Number: 350171,  Location: 086422404 (Lat: 42.241794,  Lng: -95.675211),  Route carried "on" structure: County highway ,  Year Built: 1990,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 30 (year 2019),  Average Future Daily Traffic: 30 (year 2041),  Design Load: HS 20,  Features Intersected: CREEK,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.767,  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: 3.7m (12.1ft)

Condition: Channel: Fair,  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: Equal to present desirable criteria,  Length Of Structure Improvement: 2.50m (8.20ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000
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Structure Number: 350181,  Location: 086422404 (Lat: 42.254236,  Lng: -95.671858),  Route carried "on" structure: County highway ,  Year Built: 2007,  Status: Open,  Structure Length: 3.54m (11.61ft),  Average Daily Traffic: 30 (year 2019),  Average Future Daily Traffic: 30 (year 2039),  Design Load: HS 20,  Features Intersected: CREEK,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.230,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 3 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: 9.3m (30.5ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 83.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 50.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 11.30m (37.07ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: July 2019,  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: 350221,  Location: 0864225 (Lat: 42.240258,  Lng: -95.671664),  Route carried "on" structure: County highway ,  Year Built: 1984,  Status: Open,  Structure Length: 1.07m (3.51ft),  Average Daily Traffic: 25 (year 2019),  Average Future Daily Traffic: 25 (year 2039),  Design Load: HS 20,  Features Intersected: SMALL STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 28.944,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Skew: 4 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 5.2m (17.1ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  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: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 3.50m (11.48ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: July 2019,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000
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Structure Number: 350241,  Location: 086422605 (Lat: 42.240442,  Lng: -95.700744),  Route carried "on" structure: County highway ,  Year Built: 1979,  Status: Open,  Structure Length: 8.66m (28.41ft),  Average Daily Traffic: 100 (year 2019),  Average Future Daily Traffic: 100 (year 2041),  Design Load: H 20,  Features Intersected: MAPLE RIVER,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 26.545,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 28.3m (92.8ft),  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: 51.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.0 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: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 28.40m (93.18ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 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: 350251,  Location: 086422708 (Lat: 42.226894,  Lng: -95.719433),  Route carried "on" structure: County highway ,  Year Built: 1985,  Status: Open,  Structure Length: 9.88m (32.41ft),  Average Daily Traffic: 430 (year 2019),  Truck Traffic: 23%,  Average Future Daily Traffic: 430 (year 2041),  Design Load: H 20,  Features Intersected: MAPLE RIVER,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.116,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 3 degrees,  Material/Design: Steel continuous,  Design/Construction: Girder and Floorbeam System,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 37.8m (124.0ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 61.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 37.0 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: 32.40m (106.30ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 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: 350271,  Location: 86422905 (Lat: 42.229700,  Lng: -95.749275),  Route carried "on" structure: County highway ,  Year Built: 2015,  Status: Open,  Structure Length: 3.69m (12.11ft),  Average Daily Traffic: 40 (year 2019),  Average Future Daily Traffic: 40 (year 2038),  Design Load: HL 93,  Features Intersected: REYNOLDS CREEK,  Facility Carried by Structure: 325TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 12.722,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.3m (46.9ft),  Curb-To-Curb Width: 9.3m (30.5ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 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: Somewhat better than minimum adequacy,  Designated Inspection Frequency: Every 48 months,  Inspection Date: July 2018,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete,  Deck Protection: Epoxy Coated Reinforcing
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