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


  • National Bridge Inventory (NBI) Statistics
  • 12Number of bridges
  • 62ft / 18.7mTotal length
  • 2,175Total average daily traffic
  • 258Total average daily truck traffic
  • 2,175Total future (year 2039) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Ossian
  • No street view available for this location

New bridges in Ossian, IA - historical statistics
  • New bridges - historical statistics
  • 21900-1909
  • 11930-1939
  • 31960-1969
  • 11970-1979
  • 11980-1989
  • 12000-2009
  • 32010-2019
Reconstructed bridges in Ossian, IA - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 11970-1979
  • 01980-1989
  • 11990-1999
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 42.9%Very good
  • 14.3%Good
  • 14.3%Satisfactory
  • 14.3%Fair
  • 14.3%Poor
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 42.9%Very good
  • 14.3%Good
  • 14.3%Satisfactory
  • 28.6%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 42.9%Very good
  • 14.3%Good
  • 28.6%Satisfactory
  • 14.3%Poor
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 16.7%Very good
  • 41.7%Good
  • 33.3%Satisfactory
  • 8.3%Fair
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 20.0%Good
  • 80.0%Satisfactory
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Structure Number: 346051,  Location: 096080503 (Lat: 43.161789,  Lng: -91.811031),  Route carried "on" structure: County highway ,  Year Built: 2005,  Status: Open,  Structure Length: 2.74m (8.99ft),  Average Daily Traffic: 70 (year 2017),  Average Future Daily Traffic: 70 (year 2039),  Design Load: HS 20,  Features Intersected: CREEK,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 11.422,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 10.4m (34.1ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 75.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: November 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 346071,  Location: 096080805 (Lat: 43.144433,  Lng: -91.806558),  Route carried "on" structure: County highway ,  Year Built: 1973,  Status: Open,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 810 (year 2021),  Truck Traffic: 20%,  Average Future Daily Traffic: 810 (year 2041),  Design Load: H 20,  Features Intersected: CREEK,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 12.107,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 24.5 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 18.1 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021
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Structure Number: 34612,  Location: 096081903 (Lat: 43.118211,  Lng: -91.828003),  Route carried "on" structure: County highway ,  Year Built: 1965,  Status: Open,  Structure Length: 0.94m (3.08ft),  Average Daily Traffic: 60 (year 2017),  Average Future Daily Traffic: 60 (year 2041),  Features Intersected: CREEK,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.347,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Concrete,  Design/Construction: Channel Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 7.0m (23.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 20.0 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 12.1 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Meets minimum limits,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 5.50m (18.04ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Bridge Improvement Cost: $66,000,  Roadway Improvement Cost: $15,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 34615,  Location: 096082206 (Lat: 43.109717,  Lng: -91.769439),  Route carried "on" structure: County highway ,  Year Built: 1900,  Status: Posted for load-capacity,  Structure Length: 1.01m (3.31ft),  Average Daily Traffic: 100 (year 2017),  Average Future Daily Traffic: 100 (year 2041),  Features Intersected: CREEK,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.874,  Lanes on structure: 1,  Owner: County Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  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: 5.0m (16.4ft),  Out-to-Out Width: 5.0m (16.4ft)

Condition: Deck: Poor,  Superstructure: Fair,  Substructure: Poor,  Channel: Fair,  Operating Rating: 43.4 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 29.2 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: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 5.50m (18.04ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Bridge Improvement Cost: $66,000,  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: 34616,  Location: 096082804 (Lat: 43.103489,  Lng: -91.803769),  Route carried "on" structure: County highway ,  Year Built: 1935,  Status: Open,  Structure Length: 1.77m (5.81ft),  Average Daily Traffic: 60 (year 2021),  Average Future Daily Traffic: 60 (year 2041),  Features Intersected: TANGEN CREEK,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.912,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 3 degrees,  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.2m (49.9ft),  Curb-To-Curb Width: 6.7m (22.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 42.4 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: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 8.70m (28.54ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $157,000,  Roadway Improvement Cost: $28,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Other
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Structure Number: 34617,  Location: 096082804 (Lat: 43.105747,  Lng: -91.799611),  Route carried "on" structure: County highway ,  Year Built: 1961,  Status: Open,  Structure Length: 1.10m (3.61ft),  Average Daily Traffic: 60 (year 2021),  Average Future Daily Traffic: 60 (year 2041),  Features Intersected: TANGEN CREEK,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.336,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 24.5 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 18.1 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021
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Structure Number: 346181,  Location: 1 mile south of 125th St (Lat: 43.106392,  Lng: -91.814244),  Route carried "on" structure: County highway ,  Year Built: 2014,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 80 (year 2017),  Average Future Daily Traffic: 80 (year 2041),  Design Load: HL 93,  Features Intersected: CREEK,  Facility Carried by Structure: 210TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.542,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  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: Good,  Operating Rating: 51.8 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: 40.2 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: 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: November 2021
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Structure Number: 346201,  Location: 096083301 (Lat: 43.096381,  Lng: -91.803278),  Route carried "on" structure: County highway ,  Year Built: 1985,  Status: Open,  Structure Length: 4.33m (14.21ft),  Average Daily Traffic: 70 (year 2017),  Average Future Daily Traffic: 70 (year 2041),  Design Load: HS 15,  Features Intersected: CREEK,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.202,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.1m (56.1ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 42.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 18.8 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 17.50m (57.41ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Bridge Improvement Cost: $210,000,  Roadway Improvement Cost: $50,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 346251,  Location: 0.5 Mi W of 180 Av (Lat: 43.094542,  Lng: -91.759197),  Route carried "on" structure: County highway ,  Year Built: 2016,  Status: Open,  Structure Length: 2.83m (9.28ft),  Average Daily Traffic: 15 (year 2017),  Average Future Daily Traffic: 15 (year 2041),  Design Load: HS 20,  Features Intersected: CREEK,  Facility Carried by Structure: 107TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.337,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 10.7m (35.1ft),  Curb-To-Curb Width: 7.5m (24.6ft),  Out-to-Out Width: 8.3m (27.2ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 66.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 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: 346261,  Location: .25 MI north of 107th St. (Lat: 43.096936,  Lng: -91.750497),  Route carried "on" structure: County highway ,  Year Built: 2012,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 70 (year 2017),  Average Future Daily Traffic: 70 (year 2041),  Design Load: HS 20,  Features Intersected: CREEK,  Facility Carried by Structure: 180TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.278,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.7m (12.1ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 12.8m (42.0ft)

Condition: Channel: Good,  Culverts: Satisfactory,  Operating Rating: 67.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.4 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: November 2021,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 3467,  Location: 097073104 (Lat: 43.176294,  Lng: -91.708211),  Route carried "on" structure: County highway ,  Year Built: 1962,  Year Reconstructed: 1997,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 740 (year 2021),  Truck Traffic: 13%,  Average Future Daily Traffic: 740 (year 2041),  Features Intersected: YELLOW RIVER N FORK,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.186,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  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: Satisfactory,  Operating Rating: 24.5 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Inventory Rating: 18.1 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,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021
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Structure Number: 346891,  Location: 097083606 (Lat: 43.170761,  Lng: -91.728961),  Route carried "on" structure: County highway ,  Year Built: 1900,  Year Reconstructed: 1982,  Status: Open,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 40 (year 2017),  Average Future Daily Traffic: 40 (year 2041),  Design Load: H 20,  Features Intersected: SMALL STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.157,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 5.9m (19.4ft),  Out-to-Out Width: 6.1m (20.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 62.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 37.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 5.00m (16.40ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Bridge Improvement Cost: $60,000,  Roadway Improvement Cost: $20,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
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