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


  • National Bridge Inventory (NBI) Statistics
  • 24Number of bridges
  • 144ft / 44.5mTotal length
  • 5,346Total average daily traffic
  • 483Total average daily truck traffic
  • 5,346Total future (year 2039) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Eagle Grove
  • No street view available for this location

New bridges in Eagle Grove, IA - historical statistics
  • New bridges - historical statistics
  • 31900-1909
  • 21920-1929
  • 21960-1969
  • 31970-1979
  • 41980-1989
  • 41990-1999
  • 32000-2009
  • 32010-2019
Reconstructed bridges in Eagle Grove, IA - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 21980-1989
  • 11990-1999
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 11.8%Very good
  • 23.5%Good
  • 17.6%Satisfactory
  • 35.3%Fair
  • 11.8%Poor
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 22.2%Very good
  • 33.3%Good
  • 16.7%Satisfactory
  • 11.1%Fair
  • 16.7%Poor
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 27.8%Good
  • 27.8%Satisfactory
  • 27.8%Fair
  • 11.1%Poor
  • 5.6%Serious
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 20.8%Very good
  • 20.8%Good
  • 41.7%Satisfactory
  • 16.7%Fair
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Structure Number: 4361,  Location: 091263408 (Lat: 42.654608,  Lng: -93.906089),  Route carried "on" structure: City street ,  Year Built: 2019,  Status: Open,  Structure Length: 0.82m (2.69ft),  Average Daily Traffic: 321 (year 1998),  Average Future Daily Traffic: 321 (year 2041),  Design Load: HL 93,  Features Intersected: DRAINAGE DITCH #15,  Facility Carried by Structure: 9TH ST SW
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.718,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 1 degrees,  Material/Design: Concrete,  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: 52.2 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: 40.5 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present desirable criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021
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Structure Number: 356791,  Location: 090250504 (Lat: 42.637275,  Lng: -93.832653),  Route carried "on" structure: County highway ,  Year Built: 1985,  Status: Open,  Structure Length: 3.26m (10.70ft),  Average Daily Traffic: 30 (year 2015),  Average Future Daily Traffic: 30 (year 2040),  Design Load: H 20,  Features Intersected: EAGLE CREEK,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.110,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.4m (44.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 42.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 26.5 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 10.70m (35.10ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 35682,  Location: 090250701 (Lat: 42.630064,  Lng: -93.845058),  Route carried "on" structure: County highway ,  Year Built: 1968,  Status: Open,  Structure Length: 3.81m (12.50ft),  Average Daily Traffic: 35 (year 2015),  Average Future Daily Traffic: 35 (year 2040),  Design Load: H 20,  Features Intersected: EAGLE CREEK,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.939,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 1 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.9m (48.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 38.8 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: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 12.50m (41.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 35701,  Location: 090260804 (Lat: 42.626606,  Lng: -93.937958),  Route carried "on" structure: County highway ,  Year Built: 1927,  Year Reconstructed: 1987,  Status: Posted for load,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 70 (year 2015),  Average Future Daily Traffic: 70 (year 2040),  Features Intersected: DRAINAGE DITCH 11-13,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.643,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.3m (24.0ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 8.2m (26.9ft)

Condition: Deck: Poor,  Superstructure: Fair,  Substructure: Poor,  Channel: Satisfactory,  Operating Rating: 15.9 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 8.9 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: High priority of replacement,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 5.00m (16.40ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $108,000,  Roadway Improvement Cost: $11,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 357021,  Location: 090260901 (Lat: 42.630564,  Lng: -93.931686),  Route carried "on" structure: County highway ,  Year Built: 1981,  Status: Open,  Structure Length: 0.94m (3.08ft),  Average Daily Traffic: 70 (year 2019),  Average Future Daily Traffic: 70 (year 2040),  Design Load: HS 20,  Features Intersected: STREAM,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.259,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  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: 7.8m (25.6ft),  Out-to-Out Width: 8.6m (28.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 30.4 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: Better than present minimum criteria,  Length Of Structure Improvement: 3.10m (10.17ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 35703,  Location: 090260901 (Lat: 42.630536,  Lng: -93.928072),  Route carried "on" structure: County highway ,  Year Built: 1974,  Status: Posted for load,  Structure Length: 5.33m (17.49ft),  Average Daily Traffic: 70 (year 2019),  Average Future Daily Traffic: 70 (year 2040),  Design Load: H 15,  Features Intersected: BOONE RIVER,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.555,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 1 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 20.7m (67.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 32.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 19.4 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: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Length Of Structure Improvement: 17.50m (57.41ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 357051,  Location: 090261001 (Lat: 42.630378,  Lng: -93.907478),  Route carried "on" structure: County highway ,  Year Built: 1978,  Status: Open,  Structure Length: 1.01m (3.31ft),  Average Daily Traffic: 100 (year 2019),  Average Future Daily Traffic: 100 (year 2040),  Design Load: H 20,  Features Intersected: STREAM,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.245,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 50.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 23.7 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: Better than 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: March 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 357091,  Location: 090261601 (Lat: 42.603011,  Lng: -93.922086),  Route carried "on" structure: County highway ,  Year Built: 2013,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 25 (year 2015),  Average Future Daily Traffic: 25 (year 2040),  Design Load: HS 20,  Features Intersected: STREAM,  Facility Carried by Structure: DAVIS AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.164,  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: 3.0m (9.8ft)

Condition: Channel: Very 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,  Designated Inspection Frequency: Every 48 months,  Inspection Date: March 2020
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Structure Number: 35766,  Location: 091251903 (Lat: 42.680719,  Lng: -93.846736),  Route carried "on" structure: County highway ,  Year Built: 1920,  Year Reconstructed: 1989,  Status: Posted for load,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 10 (year 2015),  Average Future Daily Traffic: 10 (year 2040),  Features Intersected: DRAINAGE DITCH 9,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.823,  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: 7.6m (24.9ft),  Out-to-Out Width: 7.6m (24.9ft)

Condition: Deck: Fair,  Superstructure: Poor,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 26.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 16.7 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: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Length Of Structure Improvement: 5.50m (18.04ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $132,000,  Roadway Improvement Cost: $13,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 35769,  Location: 091252904 (Lat: 42.664572,  Lng: -93.833350),  Route carried "on" structure: County highway ,  Year Built: 1963,  Year Reconstructed: 2004,  Status: Open,  Structure Length: 2.07m (6.79ft),  Average Daily Traffic: 820 (year 2019),  Truck Traffic: 15%,  Average Future Daily Traffic: 820 (year 2041),  Design Load: H 20,  Features Intersected: EAGLE CREEK,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 12.068,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 20.4m (66.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 54.3 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 22.6 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 10.00m (32.81ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $264,000,  Roadway Improvement Cost: $26,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 357701,  Location: 091253003 (Lat: 42.666256,  Lng: -93.844972),  Route carried "on" structure: County highway ,  Year Built: 2003,  Status: Open,  Structure Length: 0.82m (2.69ft),  Average Daily Traffic: 1,390 (year 2019),  Truck Traffic: 13%,  Average Future Daily Traffic: 1,390 (year 2040),  Design Load: HS 20,  Features Intersected: DRAINAGE DITCH 9,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.170,  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: Very 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: 1.00m (3.28ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000
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Structure Number: 357731,  Location: 091253103 (Lat: 42.659103,  Lng: -93.834361),  Route carried "on" structure: County highway ,  Year Built: 1986,  Status: Open,  Structure Length: 2.68m (8.79ft),  Average Daily Traffic: 110 (year 2015),  Average Future Daily Traffic: 110 (year 2040),  Design Load: H 20,  Features Intersected: EAGLE CREEK,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.812,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  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: 8.3m (27.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 59.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 34.1 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: Better than present minimum criteria,  Length Of Structure Improvement: 8.80m (28.87ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 357791,  Location: 091261606 (Lat: 42.688828,  Lng: -93.930850),  Route carried "on" structure: County highway ,  Year Built: 2015,  Status: Open,  Structure Length: 1.07m (3.51ft),  Average Daily Traffic: 70 (year 2019),  Average Future Daily Traffic: 70 (year 2040),  Design Load: HL 93,  Features Intersected: STREAM,  Facility Carried by Structure: CALHOUN AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.173,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 4 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: Very good,  Culverts: Very good,  Operating Rating: 42.1 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: 32.4 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: March 2020
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Structure Number: 357801,  Location: 091261705 (Lat: 42.690133,  Lng: -93.936036),  Route carried "on" structure: County highway ,  Year Built: 1974,  Status: Posted for load,  Structure Length: 5.33m (17.49ft),  Average Daily Traffic: 90 (year 2019),  Average Future Daily Traffic: 90 (year 2040),  Design Load: H 15,  Features Intersected: BOONE RIVER,  Facility Carried by Structure: 250TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.034,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 20.7m (67.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Good,  Channel: Fair,  Operating Rating: 32.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 19.4 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 desirable criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Length Of Structure Improvement: 17.50m (57.41ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 357821,  Location: 091261707 (Lat: 42.690689,  Lng: -93.933686),  Route carried "on" structure: County highway ,  Year Built: 2004,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 90 (year 2019),  Average Future Daily Traffic: 90 (year 2039),  Design Load: HS 20,  Features Intersected: STREAM,  Facility Carried by Structure: 250TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.236,  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)

Condition: Channel: Very 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: Equal to present desirable criteria,  Length Of Structure Improvement: 2.50m (8.20ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: April 2019,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000
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Structure Number: 35789,  Location: 091262303 (Lat: 42.680964,  Lng: -93.889050),  Route carried "on" structure: County highway ,  Year Built: 1900,  Status: Posted for load,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 40 (year 2015),  Average Future Daily Traffic: 40 (year 2040),  Features Intersected: DRAINAGE DITCH,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.925,  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: 7.3m (24.0ft),  Curb-To-Curb Width: 5.2m (17.1ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Deck: Poor,  Superstructure: Fair,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 32.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 18.5 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 0.1 - 9.9% below),  Length Of Structure Improvement: 4.00m (13.12ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $106,000,  Roadway Improvement Cost: $11,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 357921,  Location: 091262903 (Lat: 42.662778,  Lng: -93.948450),  Route carried "on" structure: County highway ,  Year Built: 1990,  Status: Open,  Structure Length: 6.52m (21.39ft),  Average Daily Traffic: 900 (year 2019),  Truck Traffic: 10%,  Average Future Daily Traffic: 900 (year 2040),  Design Load: HS 20,  Features Intersected: BOONE RIVER,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.852,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 23.2m (76.1ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 81.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 40.4 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: Better than present minimum criteria,  Length Of Structure Improvement: 21.40m (70.21ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 357931,  Location: 091263002 (Lat: 42.669831,  Lng: -93.971319),  Route carried "on" structure: County highway ,  Year Built: 1997,  Status: Open,  Structure Length: 1.01m (3.31ft),  Average Daily Traffic: 10 (year 2019),  Average Future Daily Traffic: 10 (year 2040),  Design Load: HS 20,  Features Intersected: STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.794,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.1m (33.1ft),  Curb-To-Curb Width: 7.7m (25.3ft),  Out-to-Out Width: 7.8m (25.6ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 55.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: 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: 3.30m (10.83ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 35794,  Location: 091263003 (Lat: 42.666436,  Lng: -93.965389),  Route carried "on" structure: County highway ,  Year Built: 1905,  Status: Posted for load,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 35 (year 2015),  Average Future Daily Traffic: 35 (year 2040),  Features Intersected: STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.486,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.3m (24.0ft),  Curb-To-Curb Width: 5.2m (17.1ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Deck: Fair,  Superstructure: Poor,  Substructure: Poor,  Channel: Fair,  Operating Rating: 26.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 13.7 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,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Length Of Structure Improvement: 5.00m (16.40ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $132,000,  Roadway Improvement Cost: $13,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 357951,  Location: 091263008 (Lat: 42.663033,  Lng: -93.960908),  Route carried "on" structure: County highway ,  Year Built: 1992,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 80 (year 2015),  Average Future Daily Traffic: 80 (year 2040),  Design Load: HS 20,  Features Intersected: STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.888,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.3m (24.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.6m (24.9ft)

Condition: Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 58.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.1 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,  Length Of Structure Improvement: 2.60m (8.53ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000
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Structure Number: 357961,  Location: 091263009 (Lat: 42.662267,  Lng: -93.959531),  Route carried "on" structure: County highway ,  Year Built: 1989,  Status: Open,  Structure Length: 1.68m (5.51ft),  Average Daily Traffic: 900 (year 2019),  Truck Traffic: 10%,  Average Future Daily Traffic: 900 (year 2040),  Design Load: HS 20,  Features Intersected: STREAM,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.932,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 16.8m (55.1ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 74.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 35.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 5.50m (18.04ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 357981,  Location: 091263102 (Lat: 42.655347,  Lng: -93.971350),  Route carried "on" structure: County highway ,  Year Built: 1996,  Status: Open,  Structure Length: 1.01m (3.31ft),  Average Daily Traffic: 15 (year 2019),  Average Future Daily Traffic: 15 (year 2040),  Design Load: HS 20,  Features Intersected: STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.186,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.8m (32.2ft),  Curb-To-Curb Width: 7.8m (25.6ft),  Out-to-Out Width: 7.8m (25.6ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 55.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 3.30m (10.83ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 358,  Location: 091263204 (Lat: 42.646158,  Lng: -93.941406),  Route carried "on" structure: County highway ,  Year Built: 1900,  Status: Posted for load,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 35 (year 2015),  Average Future Daily Traffic: 35 (year 2041),  Features Intersected: STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.817,  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: 9.4m (30.8ft),  Curb-To-Curb Width: 5.2m (17.1ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Deck: Fair,  Superstructure: Poor,  Substructure: Serious,  Channel: Fair,  Operating Rating: 24.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 14.9 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: High priority of corrective action,  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: 5.00m (16.40ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $132,000,  Roadway Improvement Cost: $13,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 503816,  Location: 091262202 (Lat: 42.679014,  Lng: -93.912353),  Route carried "on" structure: City street ,  Year Built: 2004,  Status: Open,  Structure Length: 0.67m (2.20ft),  Average Daily Traffic: 30 (year 2007),  Average Future Daily Traffic: 30 (year 2039),  Design Load: HS 20,  Features Intersected: WRIGHT CO. DRAIN DITCH,  Facility Carried by Structure: NORTH DAVIS AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.483,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Very 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: 2.20m (7.22ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: April 2019,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000
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