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

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Structure Number: 26491,  Location: 1.0 MILES W OF SEC RD R27 (Lat: 42.267586,  Lng: -93.892986),  Route carried "on" structure: State highway 175,  Year Built: 1972,  Status: Open,  Structure Length: 2.29m (7.51ft),  Average Daily Traffic: 850 (year 2020),  Truck Traffic: 12%,  Average Future Daily Traffic: 850 (year 2040),  Design Load: HS 20,  Features Intersected: IOWAY CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 225.757,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 21.0m (68.9ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 14.5m (47.6ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Good,  Channel: Very good,  Operating Rating: 78.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 171081,  Location: 086262101 (Lat: 42.253156,  Lng: -93.889097),  Route carried "on" structure: County highway ,  Year Built: 1991,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 70 (year 2019),  Average Future Daily Traffic: 70 (year 2040),  Design Load: H 20,  Features Intersected: IOWAY CREEK,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.515,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.0m (23.0ft)

Condition: Channel: Very good,  Culverts: Good,  Operating Rating: 65.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 56.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  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: 2.30m (7.55ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000

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Structure Number: 171091,  Location: 086262202 (Lat: 42.250114,  Lng: -93.874208),  Route carried "on" structure: County highway ,  Year Built: 1982,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 560 (year 2019),  Truck Traffic: 6%,  Average Future Daily Traffic: 560 (year 2040),  Design Load: H 20,  Features Intersected: IOWAY CREEK,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.482,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.0m (23.0ft)

Condition: Channel: Good,  Culverts: Satisfactory,  Operating Rating: 65.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 56.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.30m (7.55ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000

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Structure Number: 171551,  Location: 087262003 (Lat: 42.332522,  Lng: -93.907189),  Route carried "on" structure: County highway ,  Year Built: 2006,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 25 (year 2019),  Average Future Daily Traffic: 25 (year 2040),  Design Load: HS 20,  Features Intersected: PRAIRIE CR,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.199,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  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: Equal to present desirable criteria,  Length Of Structure Improvement: 3.00m (9.84ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000

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Structure Number: 17156,  Location: 087262904 (Lat: 42.321089,  Lng: -93.914339),  Route carried "on" structure: County highway ,  Year Built: 1920,  Year Reconstructed: 1990,  Status: Posted for load-capacity,  Structure Length: 1.19m (3.90ft),  Features Intersected: STREAM,  Facility Carried by Structure: LOCAL LEGNO
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.089,  Lanes on structure: 1,  Owner: County Highway Agency,  Approaching Roadway Width: 4.9m (16.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.6m (38.1ft),  Curb-To-Curb Width: 4.8m (15.7ft),  Out-to-Out Width: 5.0m (16.4ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Poor,  Channel: Fair,  Operating Rating: 41.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 28.1 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Equal to present desirable criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 6.00m (19.69ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $158,000,  Roadway Improvement Cost: $16,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Gravel

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Structure Number: 17157,  Location: 087263010 (Lat: 42.321153,  Lng: -93.915239),  Route carried "on" structure: County highway ,  Year Built: 1939,  Year Reconstructed: 2000,  Status: Open,  Structure Length: 9.02m (29.59ft),  Average Daily Traffic: 480 (year 2019),  Truck Traffic: 18%,  Average Future Daily Traffic: 480 (year 2040),  Design Load: HS 20,  Features Intersected: BOONE RIVER,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.687,  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: 4,  Length of Maximum Span: 25.0m (82.0ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.0m (32.8ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 54.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.9 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: Better than present minimum criteria,  Length Of Structure Improvement: 29.60m (97.11ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 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: 341481,  Location: 086271606 (Lat: 42.255069,  Lng: -94.000442),  Route carried "on" structure: County highway ,  Year Built: 1982,  Status: Posted for load,  Structure Length: 1.89m (6.20ft),  Average Daily Traffic: 50 (year 2015),  Average Future Daily Traffic: 50 (year 2040),  Features Intersected: SKILLET CREEK,  Facility Carried by Structure: LOCAL RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.210,  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: 3,  Length of Maximum Span: 8.5m (27.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.4m (24.3ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 19.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 16.0 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: 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: 8.60m (28.22ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Bridge Improvement Cost: $196,000,  Roadway Improvement Cost: $20,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber

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Structure Number: 341501,  Location: 086272106 (Lat: 42.245556,  Lng: -93.999747),  Route carried "on" structure: County highway ,  Year Built: 1997,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 30 (year 2015),  Average Future Daily Traffic: 30 (year 2040),  Design Load: HS 20,  Features Intersected: STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.878,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.3m (24.0ft),  Curb-To-Curb Width: 8.0m (26.2ft),  Out-to-Out Width: 8.6m (28.2ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 58.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 34.9 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: Equal to present minimum criteria,  Length Of Structure Improvement: 2.40m (7.87ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 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: 341931,  Location: 087272505 (Lat: 42.312289,  Lng: -93.932408),  Route carried "on" structure: County highway ,  Year Built: 1992,  Status: Open,  Structure Length: 7.86m (25.79ft),  Average Daily Traffic: 70 (year 2019),  Average Future Daily Traffic: 70 (year 2038),  Design Load: HS 20,  Features Intersected: BOONE RIVER,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.143,  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: 3,  Length of Maximum Span: 26.5m (86.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.1m (26.6ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Very good,  Channel: Good,  Operating Rating: 69.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 41.5 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: Equal to present minimum criteria,  Length Of Structure Improvement: 25.80m (84.65ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: November 2018,  Bridge Improvement Cost: $17,000,  Roadway Improvement Cost: $5,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 36322,  Location: 086272806 (Lat: 42.237522,  Lng: -93.992903),  Route carried "on" structure: County highway ,  Year Built: 1990,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 30 (year 2015),  Average Future Daily Traffic: 30 (year 2040),  Design Load: H 20,  Features Intersected: SMALL STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.794,  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: 7.3m (24.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Fair,  Operating Rating: 22.9 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 18.1 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: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 2.40m (7.87ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Bridge Improvement Cost: $17,000,  Roadway Improvement Cost: $5,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber

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Structure Number: 364815,  Location: 086263203 (Lat: 42.224328,  Lng: -93.893664),  Route carried "on" structure: County highway ,  Year Built: 2004,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 20 (year 2019),  Average Future Daily Traffic: 20 (year 2040),  Design Load: H 20,  Features Intersected: DRAINAGE DITCH,  Facility Carried by Structure: 390TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.815,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.3m (24.0ft)

Condition: Channel: Very good,  Culverts: Good,  Operating Rating: 51.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 47.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 3.00m (9.84ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000