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

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Structure Number: 3173,  Location: IN IOWA CITY (Lat: 41.658089,  Lng: -91.540367),  Route carried "on" structure: State highway 1,  Year Built: 1969,  Status: Open,  Structure Length: 10.82m (35.50ft),  Average Daily Traffic: 9,450 (year 2020),  Truck Traffic: 3%,  Average Future Daily Traffic: 9,450 (year 2041),  Design Load: HS 20,  Features Intersected: IOWA RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 53.495,  Lanes on structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 37.8m (124.0ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 0.0m,  Curb-To-Curb Width: 15.9m (52.2ft),  Out-to-Out Width: 19.4m (63.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 61.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 37.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: July 2021,  Underwater Inspection Date: August 2017,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete

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Structure Number: 3193,  Location: 5.5 mi. E of U.S. 151 (Lat: 41.687631,  Lng: -91.804142),  Route carried "on" structure: Interstate 80,  Year Built: 1964,  Status: Open,  Structure Length: 4.05m (13.29ft),  Average Daily Traffic: 14,150 (year 2020),  Truck Traffic: 30%,  Average Future Daily Traffic: 14,150 (year 2042),  Design Load: HS 20,  Features Intersected: W38 (BLACK HAWK AVE)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 370.275,  Lanes on structure: 3,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.9m (52.2ft),  Curb-To-Curb Width: 13.1m (43.0ft),  Out-to-Out Width: 14.9m (48.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 74.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2022,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete

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Structure Number: 4189,  Location: 1.9 MILES SOUTH OF IA 210 (Lat: 41.849664,  Lng: -93.571433),  Route carried "on" structure: County highway ,  Year Built: 1964,  Status: Open,  Structure Length: 6.61m (21.69ft),  Average Daily Traffic: 90 (year 2016),  Average Future Daily Traffic: 90 (year 2040),  Design Load: H 15,  Features Intersected: I-35,  Facility Carried by Structure: NE 158TH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.022,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 21.0m (68.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.7m (28.5ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 50.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 14.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Equal to present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 4901,  Location: AT JCT. I-35 (Lat: 41.877800,  Lng: -93.571597),  Route carried "on" structure: State highway 210,  Year Built: 1964,  Year Reconstructed: 2017,  Status: Open,  Structure Length: 6.68m (21.92ft),  Average Daily Traffic: 3,810 (year 2020),  Truck Traffic: 6%,  Average Future Daily Traffic: 3,810 (year 2041),  Design Load: H 20,  Features Intersected: I-35
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 32.992,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 20.7m (67.9ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 10.8m (35.4ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 85.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 4912,  Location: 1.1 MILES N OF JCT IA 210 (Lat: 41.893344,  Lng: -93.570956),  Route carried "on" structure: Interstate 35,  Year Built: 1964,  Status: Open,  Structure Length: 4.42m (14.50ft),  Average Daily Traffic: 18,950 (year 2020),  Truck Traffic: 21%,  Average Future Daily Traffic: 18,950 (year 2041),  Design Load: HS 20,  Features Intersected: BIKE PATH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 167.089,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.6m (47.9ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 14.0m (45.9ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Good,  Operating Rating: 60.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 36.8 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete

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Structure Number: 4913,  Location: 1.1 MI. N OF JCT. IA 210 (Lat: 41.893742,  Lng: -93.571225),  Route carried "on" structure: Interstate 35,  Year Built: 1964,  Status: Open,  Structure Length: 4.42m (14.50ft),  Average Daily Traffic: 18,950 (year 2020),  Truck Traffic: 21%,  Average Future Daily Traffic: 18,950 (year 2041),  Design Load: HS 20,  Features Intersected: BIKE PATH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 184.582,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.6m (47.9ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 14.0m (45.9ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 59.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 35.2 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,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete

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Structure Number: 4914,  Location: 1.5 MILES N OF JCT IA 210 (Lat: 41.899597,  Lng: -93.571489),  Route carried "on" structure: City street ,  Year Built: 1964,  Status: Open,  Structure Length: 6.77m (22.21ft),  Average Daily Traffic: 1,200 (year 2019),  Average Future Daily Traffic: 1,200 (year 2040),  Design Load: H 15,  Features Intersected: I-35,  Facility Carried by Structure: E63 315TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.784,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 21.0m (68.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.9m (32.5ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Good,  Operating Rating: 60.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 20.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 4915,  Location: 1.9 MILES N OF JCT IA 210 (Lat: 41.904603,  Lng: -93.570719),  Route carried "on" structure: Interstate 35,  Year Built: 1964,  Status: Open,  Structure Length: 1.34m (4.40ft),  Average Daily Traffic: 38,600 (year 2020),  Truck Traffic: 21%,  Average Future Daily Traffic: 38,600 (year 2041),  Design Load: HS 20,  Features Intersected: BALLARD CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 168.339,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 20 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 4.9m (16.1ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 43.5 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: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021

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Structure Number: 4916,  Location: 4.0 MILES N OF JCT IA 210 (Lat: 41.935892,  Lng: -93.570192),  Route carried "on" structure: County highway ,  Year Built: 1964,  Status: Open,  Structure Length: 6.61m (21.69ft),  Average Daily Traffic: 140 (year 2019),  Truck Traffic: 25%,  Average Future Daily Traffic: 140 (year 2040),  Design Load: H 15,  Features Intersected: I-35,  Facility Carried by Structure: 290TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.983,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 19.8m (65.0ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 9.3m (30.5ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 46.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 14.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 4917,  Location: 4.2 MILES N OF JCT IA 210 (Lat: 41.938297,  Lng: -93.569642),  Route carried "on" structure: Interstate 35,  Year Built: 1964,  Status: Open,  Structure Length: 1.55m (5.09ft),  Average Daily Traffic: 38,600 (year 2020),  Truck Traffic: 21%,  Average Future Daily Traffic: 38,600 (year 2041),  Design Load: HS 20,  Features Intersected: WALNUT CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 172.082,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 21 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 5.5m (18.0ft)

Condition: Channel: Good,  Culverts: Satisfactory,  Operating Rating: 43.5 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: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021

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Structure Number: 28268,  Location: 081230901 (Lat: 41.849383,  Lng: -93.536469),  Route carried "on" structure: County highway ,  Year Built: 1946,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 45 (year 2016),  Average Future Daily Traffic: 45 (year 2041),  Features Intersected: BR. WHITE OAK CK,  Facility Carried by Structure: LOCAL ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.923,  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: 3.4m (11.2ft)

Condition: Channel: Satisfactory,  Culverts: Fair,  Operating Rating: 18.4 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Inventory Rating: 13.6 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Structural Evaluation: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.30m (10.83ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Bridge Improvement Cost: $150,000,  Roadway Improvement Cost: $50,000

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Structure Number: 31337,  Location: 097480804 (Lat: 43.234900,  Lng: -96.534269),  Route carried "on" structure: County highway ,  Year Built: 1966,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 790 (year 2019),  Truck Traffic: 16%,  Average Future Daily Traffic: 790 (year 2040),  Design Load: HS 20,  Features Intersected: NO NAME CREEK,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.491,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.1m (33.1ft),  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: Good,  Operating Rating: 53.1 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: 41.1 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: 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: November 2020,  Bridge Improvement Cost: $30,000,  Roadway Improvement Cost: $6,000

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Structure Number: 314021,  Location: 082230606 (Lat: 41.938431,  Lng: -93.570333),  Route carried "on" structure: County highway ,  Year Built: 1995,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 70 (year 2019),  Average Future Daily Traffic: 70 (year 2041),  Design Load: HS 20,  Features Intersected: WALNUT CREEK,  Facility Carried by Structure: 564TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.299,  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: Good,  Operating Rating: 45.4 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021

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Structure Number: 31403,  Location: 082230602 (Lat: 41.948414,  Lng: -93.580872),  Route carried "on" structure: County highway ,  Year Built: 1915,  Status: Posted for load-capacity,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 50 (year 2019),  Average Future Daily Traffic: 50 (year 2041),  Features Intersected: WALNUT CREEK,  Facility Carried by Structure: 560TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.571,  Lanes on structure: 1,  Owner: County Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  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: 5.4m (17.7ft),  Out-to-Out Width: 5.9m (19.4ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 50.3 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 25.9 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: Better than present minimum criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 4.70m (15.42ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Bridge Improvement Cost: $77,000,  Roadway Improvement Cost: $12,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel

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Structure Number: 31414,  Location: 082231909 (Lat: 41.905697,  Lng: -93.578358),  Route carried "on" structure: County highway ,  Year Built: 1950,  Year Reconstructed: 2005,  Status: Posted for load,  Structure Length: 1.98m (6.50ft),  Average Daily Traffic: 110 (year 2019),  Average Future Daily Traffic: 110 (year 2041),  Design Load: HS 20,  Features Intersected: BALLARD CREEK,  Facility Carried by Structure: 550TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.469,  Lanes on structure: 1,  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: 2,  Length of Maximum Span: 9.8m (32.2ft),  Curb-To-Curb Width: 6.0m (19.7ft),  Out-to-Out Width: 6.1m (20.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Fair,  Operating Rating: 29.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 17.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 8.90m (29.20ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Bridge Improvement Cost: $145,000,  Roadway Improvement Cost: $22,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Gravel

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Structure Number: 31423,  Location: 082233204 (Lat: 41.870719,  Lng: -93.546083),  Route carried "on" structure: County highway ,  Year Built: 1952,  Year Reconstructed: 1975,  Status: Posted for load,  Structure Length: 1.01m (3.31ft),  Average Daily Traffic: 35 (year 2019),  Average Future Daily Traffic: 35 (year 2041),  Features Intersected: COON CREEK,  Facility Carried by Structure: 578TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.835,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.9m (16.1ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Satisfactory,  Operating Rating: 23.9 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 15.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: 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: 5.50m (18.04ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Bridge Improvement Cost: $90,000,  Roadway Improvement Cost: $14,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Gravel

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Structure Number: 31427,  Location: 082241303 (Lat: 41.921286,  Lng: -93.589469),  Route carried "on" structure: County highway ,  Year Built: 1963,  Year Reconstructed: 1974,  Status: Posted for load,  Structure Length: 0.61m (2.00ft),  Average Daily Traffic: 100 (year 2019),  Average Future Daily Traffic: 100 (year 2041),  Features Intersected: SMALL STREAM,  Facility Carried by Structure: 300TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.511,  Lanes on structure: 1,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 5.5m (18.0ft),  Curb-To-Curb Width: 7.1m (23.3ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 25.4 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 16.3 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: High priority of corrective action,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Length Of Structure Improvement: 4.00m (13.12ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Bridge Improvement Cost: $65,000,  Roadway Improvement Cost: $10,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Gravel

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Structure Number: 314281,  Location: 0.9 Mi W of 560th (Lat: 41.919386,  Lng: -93.582561),  Route carried "on" structure: County highway ,  Year Built: 2019,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 100 (year 2019),  Average Future Daily Traffic: 100 (year 2041),  Design Load: HL 93,  Features Intersected: SMALL STREAM,  Facility Carried by Structure: 300TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.248,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  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: 64.2 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: 49.2 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: Equal to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021

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Structure Number: 31429,  Location: 000000000 (Lat: 41.915564,  Lng: -93.598656),  Route carried "on" structure: County highway ,  Year Built: 1919,  Status: Posted for load,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 100 (year 2019),  Average Future Daily Traffic: 100 (year 2041),  Features Intersected: BALLARD CREEK,  Facility Carried by Structure: 550TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.383,  Lanes on structure: 1,  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: 5.4m (17.7ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 20.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: High priority of corrective action,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 0.1 - 9.9% below),  Length Of Structure Improvement: 4.70m (15.42ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Bridge Improvement Cost: $77,000,  Roadway Improvement Cost: $12,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel

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Structure Number: 3143,  Location: 082241502 (Lat: 41.907819,  Lng: -93.639581),  Route carried "on" structure: County highway ,  Year Built: 1953,  Year Reconstructed: 1974,  Status: Posted for load,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 50 (year 2019),  Average Future Daily Traffic: 50 (year 2041),  Features Intersected: BALLARD CREEK,  Facility Carried by Structure: 530TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.069,  Lanes on structure: 1,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.0m (23.0ft),  Curb-To-Curb Width: 7.2m (23.6ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Fair,  Operating Rating: 21.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 13.6 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 30.0 - 39.9% below),  Length Of Structure Improvement: 4.60m (15.09ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Bridge Improvement Cost: $75,000,  Roadway Improvement Cost: $11,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Gravel

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Structure Number: 31431,  Location: 082241504 (Lat: 41.909972,  Lng: -93.629903),  Route carried "on" structure: County highway ,  Year Built: 1920,  Year Reconstructed: 1974,  Status: Posted for load-capacity,  Structure Length: 1.04m (3.41ft),  Average Daily Traffic: 60 (year 2019),  Average Future Daily Traffic: 60 (year 2041),  Features Intersected: BALLARD CREEK,  Facility Carried by Structure: 535TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.187,  Lanes on structure: 1,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 4 degrees,  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: 5.3m (17.4ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Deck: Poor,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Satisfactory,  Operating Rating: 25.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 15.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Length Of Structure Improvement: 5.60m (18.37ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Bridge Improvement Cost: $91,000,  Roadway Improvement Cost: $14,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel

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Structure Number: 31435,  Location: 082242409 (Lat: 41.906794,  Lng: -93.588694),  Route carried "on" structure: County highway ,  Year Built: 1936,  Year Reconstructed: 1974,  Status: Posted for load,  Structure Length: 1.49m (4.89ft),  Average Daily Traffic: 100 (year 2019),  Average Future Daily Traffic: 100 (year 2041),  Features Intersected: BALLARD CREEK,  Facility Carried by Structure: 310TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.309,  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,  Number Of Approach Spans: 1,  Length of Maximum Span: 9.4m (30.8ft),  Curb-To-Curb Width: 7.2m (23.6ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 30.4 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 21.1 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 0.1 - 9.9% below),  Length Of Structure Improvement: 7.10m (23.29ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Bridge Improvement Cost: $116,000,  Roadway Improvement Cost: $17,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Gravel

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Structure Number: 31934,  Location: 084162306 (Lat: 42.069883,  Lng: -92.688906),  Route carried "on" structure: County highway ,  Year Built: 1965,  Status: Open,  Structure Length: 1.34m (4.40ft),  Average Daily Traffic: 690 (year 2021),  Truck Traffic: 7%,  Average Future Daily Traffic: 690 (year 2040),  Design Load: H 20,  Features Intersected: BRANCH IOWA RIVER,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 21.716,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 13.1m (43.0ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.2m (30.2ft)

Condition: Deck: Poor,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Good,  Operating Rating: 28.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 17.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  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: 4.40m (14.44ft),  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: Epoxy Overlay

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Structure Number: 363745,  Location: 082231804 (Lat: 41.909386,  Lng: -93.574564),  Route carried "on" structure: County highway ,  Year Built: 1994,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 260 (year 2019),  Average Future Daily Traffic: 260 (year 2041),  Design Load: HS 20,  Features Intersected: SMALL STREAM,  Facility Carried by Structure: 560TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.292,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 45.4 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021

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Structure Number: 36642,  Location: 0.4 Mi E of US Hwy 69 (Lat: 41.935964,  Lng: -93.602311),  Route carried "on" structure: County highway ,  Year Built: 2019,  Status: Open,  Structure Length: 0.72m (2.36ft),  Average Daily Traffic: 120 (year 2019),  Average Future Daily Traffic: 120 (year 2041),  Design Load: HL 93,  Features Intersected: DRAINAGE DITCH,  Facility Carried by Structure: 290TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.320,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.3m (10.8ft)

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: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021

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Structure Number: 4189,  Location: 1.9 MILES SOUTH OF IA 210 (Lat: 41.849664,  Lng: -93.571433),  Route carried "under" structure: Interstate 35,  Year Built: 1964,  Structure Length: 0. m,  Average Daily Traffic: 40,000 (year 2020),  Truck Traffic: 20%,  Features Intersected: I-35,  Facility Carried by Structure: NE 158TH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 162.238,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 21.0m (68.9ft)

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Structure Number: 4901,  Location: AT JCT. I-35 (Lat: 41.877800,  Lng: -93.571597),  Route carried "under" structure: Interstate 35,  Year Built: 1964,  Structure Length: 0. m,  Average Daily Traffic: 36,900 (year 2020),  Truck Traffic: 22%,  Features Intersected: I-35,  Facility Carried by Structure: IA 210
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 165.358,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 20.7m (67.9ft)

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Structure Number: 4914,  Location: 1.5 MILES N OF JCT IA 210 (Lat: 41.899597,  Lng: -93.571489),  Route carried "under" structure: Interstate 35,  Year Built: 1964,  Structure Length: 0. m,  Average Daily Traffic: 37,900 (year 2020),  Truck Traffic: 21%,  Features Intersected: I-35,  Facility Carried by Structure: E63 315TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 167.779,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 21.0m (68.9ft)

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Structure Number: 4916,  Location: 4.0 MILES N OF JCT IA 210 (Lat: 41.935892,  Lng: -93.570192),  Route carried "under" structure: Interstate 35,  Year Built: 1964,  Structure Length: 0. m,  Average Daily Traffic: 38,600 (year 2020),  Truck Traffic: 21%,  Features Intersected: I-35,  Facility Carried by Structure: 290TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 171.812,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 19.8m (65.0ft)