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


  • National Bridge Inventory (NBI) Statistics
  • 18Number of bridges
  • 262ft / 79.6mTotal length
  • 52,240Total average daily traffic
  • 12,875Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Gilbertville
  • No street view available for this location

New bridges in Gilbertville, IA - historical statistics
  • New bridges - historical statistics
  • 21950-1959
  • 11960-1969
  • 21970-1979
  • 61980-1989
  • 11990-1999
  • 62000-2009
Average Bridge Daily Traffic in Gilbertville, IA
Average Bridge Truck Traffic in Gilbertville, IA
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 7.7%Very good
  • 69.2%Good
  • 15.4%Satisfactory
  • 7.7%Poor
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 23.1%Very good
  • 61.5%Good
  • 7.7%Satisfactory
  • 7.7%Poor
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 38.5%Very good
  • 30.8%Good
  • 30.8%Satisfactory
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 64.3%Very good
  • 28.6%Good
  • 7.1%Satisfactory
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 33.3%Good
  • 66.7%Satisfactory
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Structure Number: 554,  Location: 000000000 (Lat: 42.414142,  Lng: -92.214408),  Route carried "on" structure: City street ,  Year Built: 1975,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 1,540 (year 2017),  Average Future Daily Traffic: 1,540 (year 2041),  Design Load: H 20,  Features Intersected: DRAINAGE,  Facility Carried by Structure: CO HWY D
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.092,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 3 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: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 47.0 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: 36.3 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 minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021
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Structure Number: 73711,  Location: 87-11-06-01-10 (Lat: 42.384639,  Lng: -92.162686),  Route carried "on" structure: County highway ,  Year Built: 1992,  Status: Open,  Structure Length: 1.31m (4.30ft),  Average Daily Traffic: 80 (year 2021),  Average Future Daily Traffic: 80 (year 2041),  Design Load: HS 20,  Features Intersected: TRIB TO CEDAR RIVER,  Facility Carried by Structure: JUBILEE RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.368,  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: 12.8m (42.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.6m (24.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 31.9 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 26.0 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: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 74891,  Location: 88-11-17-01-10 (Lat: 42.442464,  Lng: -92.156394),  Route carried "on" structure: County highway ,  Year Built: 2008,  Status: Open,  Structure Length: 3.14m (10.30ft),  Average Daily Traffic: 140 (year 2021),  Average Future Daily Traffic: 140 (year 2039),  Design Load: HL 93,  Features Intersected: INIDAN CREEK,  Facility Carried by Structure: INDIAN CREEK RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.009,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 11.9m (39.0ft),  Curb-To-Curb Width: 9.3m (30.5ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  Channel: 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: 40.2 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: December 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 74901,  Location: 88-11-17-02-10 (Lat: 42.435050,  Lng: -92.161869),  Route carried "on" structure: County highway ,  Year Built: 2003,  Status: Open,  Structure Length: 3.90m (12.80ft),  Average Daily Traffic: 690 (year 2021),  Truck Traffic: 15%,  Average Future Daily Traffic: 690 (year 2039),  Design Load: HS 20,  Features Intersected: INDIAN CREEK,  Facility Carried by Structure: S CANFIELD RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 10.863,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.7m (28.5ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.9m (48.9ft),  Curb-To-Curb Width: 9.3m (30.5ft),  Out-to-Out Width: 9.9m (32.5ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 88.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 52.9 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: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: December 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 7492,  Location: 88-11-19-01-10 (Lat: 42.428061,  Lng: -92.180697),  Route carried "on" structure: County highway ,  Year Built: 1950,  Status: Posted for load-capacity,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 10 (year 2017),  Average Future Daily Traffic: 10 (year 2041),  Features Intersected: TRIB TO INDIAN CREEK,  Facility Carried by Structure: MC STAY RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.918,  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: 8.8m (28.9ft),  Curb-To-Curb Width: 5.9m (19.4ft),  Out-to-Out Width: 6.0m (19.7ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 36.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 21.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: 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: 4.00m (13.12ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2021,  Bridge Improvement Cost: $60,000,  Roadway Improvement Cost: $10,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 74931,  Location: 88-11-19-03-10 (Lat: 42.428025,  Lng: -92.166656),  Route carried "on" structure: County highway ,  Year Built: 2004,  Status: Open,  Structure Length: 3.90m (12.80ft),  Average Daily Traffic: 90 (year 2021),  Average Future Daily Traffic: 90 (year 2039),  Design Load: HS 20,  Features Intersected: INDIAN CREEK,  Facility Carried by Structure: FOX RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.136,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.9m (48.9ft),  Curb-To-Curb Width: 9.3m (30.5ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 88.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 52.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: December 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 75001,  Location: 88-11-32-02-10 (Lat: 42.387256,  Lng: -92.161978),  Route carried "on" structure: County highway ,  Year Built: 2004,  Status: Open,  Structure Length: 1.25m (4.10ft),  Average Daily Traffic: 610 (year 2021),  Truck Traffic: 18%,  Average Future Daily Traffic: 610 (year 2039),  Design Load: HS 20,  Features Intersected: TRIB TO CEDAR RIVER,  Facility Carried by Structure: S CANFIELD RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.555,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.9m (39.0ft),  Curb-To-Curb Width: 9.6m (31.5ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 66.9 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 42.7 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: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: December 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 75101,  Location: 88-12-22-03-10 (Lat: 42.414492,  Lng: -92.226439),  Route carried "on" structure: County highway ,  Year Built: 2003,  Status: Open,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 1,600 (year 2021),  Truck Traffic: 8%,  Average Future Daily Traffic: 1,600 (year 2040),  Design Load: HS 20,  Features Intersected: CEDAR RIVER OVERFLOW,  Facility Carried by Structure: E WASHBURN RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 10.773,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.3m (14.1ft),  Curb-To-Curb Width: 11.9m (39.0ft),  Out-to-Out Width: 12.8m (42.0ft)

Condition: Channel: Very good,  Culverts: Satisfactory,  Operating Rating: 49.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.6 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: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020
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Structure Number: 7511,  Location: 88-12-22-07 (Lat: 42.415619,  Lng: -92.220456),  Route carried "on" structure: County highway ,  Year Built: 1958,  Year Reconstructed: 2002,  Status: Open,  Structure Length: 23.44m (76.90ft),  Average Daily Traffic: 1,600 (year 2021),  Truck Traffic: 8%,  Average Future Daily Traffic: 1,600 (year 2040),  Design Load: HS 15,  Features Intersected: CEDAR RIVER,  Facility Carried by Structure: E WAHSBURN RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 11.282,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 7,  Length of Maximum Span: 35.7m (117.1ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 12.6m (41.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 49.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  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,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 7513,  Location: 88-12-25-01-10 (Lat: 42.413364,  Lng: -92.183189),  Route carried "on" structure: County highway ,  Year Built: 1965,  Status: Open,  Structure Length: 3.84m (12.60ft),  Average Daily Traffic: 790 (year 2021),  Truck Traffic: 3%,  Average Future Daily Traffic: 790 (year 2041),  Design Load: H 20,  Features Intersected: INDIAN CREEK,  Facility Carried by Structure: POYNER RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.060,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.9m (48.9ft),  Curb-To-Curb Width: 8.6m (28.2ft),  Out-to-Out Width: 9.9m (32.5ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 52.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 30.4 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 minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 12 months,  Inspection Date: May 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 75141,  Location: 88-12-26-08-10 (Lat: 42.400025,  Lng: -92.201858),  Route carried "on" structure: County highway ,  Year Built: 2004,  Status: Open,  Structure Length: 3.90m (12.80ft),  Average Daily Traffic: 410 (year 2021),  Truck Traffic: 14%,  Average Future Daily Traffic: 410 (year 2040),  Design Load: HS 20,  Features Intersected: INDIAN CREEK,  Facility Carried by Structure: GILBERTVILLE RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.624,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.9m (48.9ft),  Curb-To-Curb Width: 9.3m (30.5ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 88.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 52.9 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: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: March 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 75151,  Location: 88-12-27-01-10 (Lat: 42.413636,  Lng: -92.234292),  Route carried "on" structure: County highway ,  Year Built: 1979,  Status: Open,  Structure Length: 1.01m (3.31ft),  Average Daily Traffic: 1,600 (year 2021),  Truck Traffic: 8%,  Average Future Daily Traffic: 1,600 (year 2040),  Design Load: HS 20,  Features Intersected: CEDAR RIVER OVERFLOW,  Facility Carried by Structure: E WASHBURN RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 10.112,  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: 3,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Very good,  Culverts: Good,  Operating Rating: 41.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 25.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020
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Structure Number: 605175,  Location: 2.8 mi. S of S Jct. US 20 (Lat: 42.413578,  Lng: -92.172756),  Route carried "on" structure: County highway ,  Year Built: 1984,  Status: Open,  Structure Length: 12.16m (39.90ft),  Average Daily Traffic: 870 (year 2021),  Truck Traffic: 3%,  Average Future Daily Traffic: 870 (year 2040),  Design Load: HS 20,  Features Intersected: I-380,  Facility Carried by Structure: FM D-38
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.937,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Skew: 4 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 39.0m (128.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Operating Rating: 61.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present desirable criteria,  Underclear: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020,  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: 605515,  Location: 3.5 mi S of S jct 20 (Lat: 42.405869,  Lng: -92.161864),  Route carried "on" structure: County highway ,  Year Built: 1984,  Status: Open,  Structure Length: 11.00m (36.09ft),  Average Daily Traffic: 610 (year 2021),  Truck Traffic: 18%,  Average Future Daily Traffic: 610 (year 2041),  Design Load: H 20,  Features Intersected: I-380,  Facility Carried by Structure: FM V-51
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.622,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 4 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 35.4m (116.1ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 51.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 30.7 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,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Meets minimum limits,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 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: 605525,  Location: 2.1 MI. S OF JCT. 20 (Lat: 42.419531,  Lng: -92.180269),  Route carried "on" structure: Interstate 380,  Year Built: 1984,  Status: Open,  Structure Length: 4.05m (13.29ft),  Average Daily Traffic: 7,000 (year 2020),  Truck Traffic: 29%,  Average Future Daily Traffic: 7,000 (year 2040),  Design Load: HS 20,  Features Intersected: INDIAN CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 101.096,  Lanes on 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: 13.4m (44.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 68.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  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,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 60553,  Location: 2.1 MI. S OF JCT. 20 (Lat: 42.419606,  Lng: -92.180858),  Route carried "on" structure: Interstate 380,  Year Built: 1984,  Status: Open,  Structure Length: 4.05m (13.29ft),  Average Daily Traffic: 7,000 (year 2020),  Truck Traffic: 29%,  Average Future Daily Traffic: 7,000 (year 2040),  Design Load: HS 20,  Features Intersected: INDIAN CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 16.304,  Lanes on structure: 2,  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: 13.4m (44.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Very good,  Operating Rating: 68.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: 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: December 2020,  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: 605175,  Location: 2.8 mi. S of S Jct. US 20 (Lat: 42.413578,  Lng: -92.172756),  Route carried "under" structure: Interstate 380,  Year Built: 1984,  Structure Length: 0. m,  Average Daily Traffic: 13,500 (year 2020),  Truck Traffic: 29%,  Features Intersected: I-380,  Facility Carried by Structure: FM D-38
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 100.127,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 39.0m (128.0ft)

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Structure Number: 605515,  Location: 3.5 mi S of S jct 20 (Lat: 42.405869,  Lng: -92.161864),  Route carried "under" structure: Interstate 380,  Year Built: 1984,  Structure Length: 0. m,  Average Daily Traffic: 14,100 (year 2020),  Truck Traffic: 29%,  Features Intersected: I-380,  Facility Carried by Structure: FM V-51
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 98.997,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 35.4m (116.1ft)

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