Bridge Statistics for Keosauqua, Iowa (IA)
Condition, Traffic, Stress, Structural Evaluation, Project Costs
- National Bridge Inventory (NBI) Statistics
- 19Number of bridges
- 246ft / 74.5mTotal length
- 5,325Total average daily traffic
- 373Total average daily truck traffic
- 5,325Total future (year 2039) average daily traffic
- National Bridge Inventory (NBI) Registered Bridges for Keosauqua
- No street view available for this location
- New bridges - historical statistics
- 11910-1919
- 31920-1929
- 31950-1959
- 31960-1969
- 31970-1979
- 21980-1989
- 32000-2009
- 12010-2019
- Bridge Condition - Deck
- 23.1%Good
- 30.8%Satisfactory
- 46.2%Fair
- Bridge Condition - Superstructure
- 7.7%Very good
- 23.1%Good
- 23.1%Satisfactory
- 46.2%Fair
- Bridge Condition - Substructure
- 23.1%Good
- 15.4%Satisfactory
- 38.5%Fair
- 23.1%Poor
- Bridge Condition - Channel
- 5.3%Very good
- 5.3%Good
- 73.7%Satisfactory
- 15.8%Fair
- Bridge Condition - Culverts
- 16.7%Very good
- 50.0%Satisfactory
- 33.3%Fair
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Structure Number: 50181, Location: 3.9 mi. N of jct. IA 2 (Lat: 40.727614, Lng: -91.959567), Route carried "on" structure: State highway 1, Year Built: 2007, Status: Open, Structure Length: 20.88m (68.50ft), Average Daily Traffic: 2,350 (year 2020), Truck Traffic: 13%, Average Future Daily Traffic: 2,350 (year 2041), Design Load: HS 20, Features Intersected: DES MOINES RIVER
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.206, Lanes on structure: 2, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 13.4m (44.0ft), Material/Design: Steel continuous, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 79.2m (259.8ft), Curb or Sidewalk Widths: Left: 3.2m (10.5ft), Right: 1.6m (5.2ft), Curb-To-Curb Width: 9.8m (32.2ft), Out-to-Out Width: 15.9m (52.2ft)
Condition: Deck: Good, Superstructure: Very good, Substructure: Good, Channel: Very good, Operating Rating: 70.2 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 42.1 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 desirable criteria, Designated Inspection Frequency: Every 24 months, Underwater Inspection Frequency: Every 72 months, Inspection Date: August 2021, Underwater Inspection Date: August 2017, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete, Deck Protection: Epoxy Coated Reinforcing
Structure Number: 50181, Location: 3.9 mi. N of jct. IA 2 (Lat: 40.727614, Lng: -91.959567), Route carried "on" structure: State highway 1, Year Built: 2007, Status: Open, Structure Length: 20.88m (68.50ft), Average Daily Traffic: 2,350 (year 2020), Truck Traffic: 13%, Average Future Daily Traffic: 2,350 (year 2041), Design Load: HS 20, Features Intersected: DES MOINES RIVER
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.206, Lanes on structure: 2, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 13.4m (44.0ft), Material/Design: Steel continuous, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 79.2m (259.8ft), Curb or Sidewalk Widths: Left: 3.2m (10.5ft), Right: 1.6m (5.2ft), Curb-To-Curb Width: 9.8m (32.2ft), Out-to-Out Width: 15.9m (52.2ft)
Condition: Deck: Good, Superstructure: Very good, Substructure: Good, Channel: Very good, Operating Rating: 70.2 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 42.1 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 desirable criteria, Designated Inspection Frequency: Every 24 months, Underwater Inspection Frequency: Every 72 months, Inspection Date: August 2021, Underwater Inspection Date: August 2017, 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: 327711, Location: 068090404 (Lat: 40.714450, Lng: -91.911025), Route carried "on" structure: County highway , Year Built: 1988, Status: Open, Structure Length: 0.82m (2.69ft), Average Daily Traffic: 70 (year 2014), Average Future Daily Traffic: 70 (year 2041), Design Load: HS 20, Features Intersected: CREEK, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 8.504, 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: 3.7m (12.1ft)
Condition: Channel: Satisfactory, Culverts: Fair, Operating Rating: 71.7 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 42.9 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Somewhat better than minimum adequacy, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 2.70m (8.86ft), Designated Inspection Frequency: Every 24 months, Inspection Date: July 2021, Bridge Improvement Cost: $15,000, Roadway Improvement Cost: $2,000
Structure Number: 327711, Location: 068090404 (Lat: 40.714450, Lng: -91.911025), Route carried "on" structure: County highway , Year Built: 1988, Status: Open, Structure Length: 0.82m (2.69ft), Average Daily Traffic: 70 (year 2014), Average Future Daily Traffic: 70 (year 2041), Design Load: HS 20, Features Intersected: CREEK, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 8.504, 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: 3.7m (12.1ft)
Condition: Channel: Satisfactory, Culverts: Fair, Operating Rating: 71.7 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 42.9 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Somewhat better than minimum adequacy, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 2.70m (8.86ft), Designated Inspection Frequency: Every 24 months, Inspection Date: July 2021, Bridge Improvement Cost: $15,000, Roadway Improvement Cost: $2,000
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Structure Number: 327721, Location: 068090506 (Lat: 40.713247, Lng: -91.920478), Route carried "on" structure: County highway , Year Built: 1987, Status: Open, Structure Length: 0.76m (2.49ft), Average Daily Traffic: 10 (year 2014), Average Future Daily Traffic: 10 (year 2039), Design Load: HS 20, Features Intersected: STREAM, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 5.459, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Concrete, Design/Construction: Culvert, Number Of Spans In Main Unit: 2, Length of Maximum Span: 3.7m (12.1ft)
Condition: Channel: Satisfactory, Culverts: Satisfactory, Operating Rating: 71.7 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 42.9 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: 2.50m (8.20ft), Designated Inspection Frequency: Every 48 months, Inspection Date: July 2019, Bridge Improvement Cost: $15,000, Roadway Improvement Cost: $2,000
Structure Number: 327721, Location: 068090506 (Lat: 40.713247, Lng: -91.920478), Route carried "on" structure: County highway , Year Built: 1987, Status: Open, Structure Length: 0.76m (2.49ft), Average Daily Traffic: 10 (year 2014), Average Future Daily Traffic: 10 (year 2039), Design Load: HS 20, Features Intersected: STREAM, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 5.459, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Concrete, Design/Construction: Culvert, Number Of Spans In Main Unit: 2, Length of Maximum Span: 3.7m (12.1ft)
Condition: Channel: Satisfactory, Culverts: Satisfactory, Operating Rating: 71.7 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 42.9 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: 2.50m (8.20ft), Designated Inspection Frequency: Every 48 months, Inspection Date: July 2019, Bridge Improvement Cost: $15,000, Roadway Improvement Cost: $2,000
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Structure Number: 3278, Location: 068091602 (Lat: 40.693975, Lng: -91.910950), Route carried "on" structure: County highway , Year Built: 1970, Status: Open, Structure Length: 0.94m (3.08ft), Average Daily Traffic: 45 (year 2014), Average Future Daily Traffic: 45 (year 2041), Design Load: H 20, Features Intersected: CREEK, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.230, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 8.5m (27.9ft), Material/Design: Prestressed concrete, Design/Construction: Tee Beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 9.1m (29.9ft), Curb-To-Curb Width: 7.5m (24.6ft), Out-to-Out Width: 7.6m (24.9ft)
Condition: Deck: Satisfactory, Superstructure: Satisfactory, Substructure: Fair, Channel: Fair, Operating Rating: 40.8 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: Somewhat better than minimum adequacy, Deck Geometry: Equal to present minimum criteria, Waterway Adequacy: Meets minimum limits, Approach Roadway Alignment: Equal to present minimum criteria, Length Of Structure Improvement: 3.10m (10.17ft), Designated Inspection Frequency: Every 24 months, Inspection Date: July 2021, Bridge Improvement Cost: $15,000, Roadway Improvement Cost: $2,000, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Gravel
Structure Number: 3278, Location: 068091602 (Lat: 40.693975, Lng: -91.910950), Route carried "on" structure: County highway , Year Built: 1970, Status: Open, Structure Length: 0.94m (3.08ft), Average Daily Traffic: 45 (year 2014), Average Future Daily Traffic: 45 (year 2041), Design Load: H 20, Features Intersected: CREEK, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.230, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 8.5m (27.9ft), Material/Design: Prestressed concrete, Design/Construction: Tee Beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 9.1m (29.9ft), Curb-To-Curb Width: 7.5m (24.6ft), Out-to-Out Width: 7.6m (24.9ft)
Condition: Deck: Satisfactory, Superstructure: Satisfactory, Substructure: Fair, Channel: Fair, Operating Rating: 40.8 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: Somewhat better than minimum adequacy, Deck Geometry: Equal to present minimum criteria, Waterway Adequacy: Meets minimum limits, Approach Roadway Alignment: Equal to present minimum criteria, Length Of Structure Improvement: 3.10m (10.17ft), Designated Inspection Frequency: Every 24 months, Inspection Date: July 2021, 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: 32781, Location: 068091708 (Lat: 40.692950, Lng: -91.920533), Route carried "on" structure: County highway , Year Built: 1968, Status: Posted for load, Structure Length: 1.04m (3.41ft), Average Daily Traffic: 10 (year 2014), Average Future Daily Traffic: 10 (year 2040), Features Intersected: CREEK, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 3.204, 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: 10.1m (33.1ft), Curb-To-Curb Width: 6.2m (20.3ft), Out-to-Out Width: 6.3m (20.7ft)
Condition: Deck: Fair, Superstructure: Fair, Substructure: Fair, Channel: Satisfactory, Operating Rating: 28.4 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: Somewhat better than minimum adequacy, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Somewhat better than minimum adequacy, 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: 5.50m (18.04ft), Designated Inspection Frequency: Every 24 months, Inspection Date: June 2020, Bridge Improvement Cost: $132,000, Roadway Improvement Cost: $13,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
Structure Number: 32781, Location: 068091708 (Lat: 40.692950, Lng: -91.920533), Route carried "on" structure: County highway , Year Built: 1968, Status: Posted for load, Structure Length: 1.04m (3.41ft), Average Daily Traffic: 10 (year 2014), Average Future Daily Traffic: 10 (year 2040), Features Intersected: CREEK, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 3.204, 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: 10.1m (33.1ft), Curb-To-Curb Width: 6.2m (20.3ft), Out-to-Out Width: 6.3m (20.7ft)
Condition: Deck: Fair, Superstructure: Fair, Substructure: Fair, Channel: Satisfactory, Operating Rating: 28.4 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: Somewhat better than minimum adequacy, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Somewhat better than minimum adequacy, 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: 5.50m (18.04ft), Designated Inspection Frequency: Every 24 months, Inspection Date: June 2020, Bridge Improvement Cost: $132,000, Roadway Improvement Cost: $13,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 328501, Location: 069091601 (Lat: 40.784039, Lng: -91.908267), Route carried "on" structure: County highway , Year Built: 2019, Status: Open, Structure Length: 1.04m (3.41ft), Average Daily Traffic: 90 (year 2014), Average Future Daily Traffic: 90 (year 2041), Design Load: HL 93, Features Intersected: ROCK CREEK, Facility Carried by Structure: 180TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 4.646, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 8.5m (27.9ft), Skew: 1 degrees, Material/Design: Concrete, Design/Construction: Culvert, Number Of Spans In Main Unit: 3, Length of Maximum Span: 3.0m (9.8ft)
Condition: Channel: Satisfactory, Culverts: Very good, Operating Rating: 65.4 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: 50.5 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: Equal to present desirable criteria, Approach Roadway Alignment: Better than present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: July 2021
Structure Number: 328501, Location: 069091601 (Lat: 40.784039, Lng: -91.908267), Route carried "on" structure: County highway , Year Built: 2019, Status: Open, Structure Length: 1.04m (3.41ft), Average Daily Traffic: 90 (year 2014), Average Future Daily Traffic: 90 (year 2041), Design Load: HL 93, Features Intersected: ROCK CREEK, Facility Carried by Structure: 180TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 4.646, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 8.5m (27.9ft), Skew: 1 degrees, Material/Design: Concrete, Design/Construction: Culvert, Number Of Spans In Main Unit: 3, Length of Maximum Span: 3.0m (9.8ft)
Condition: Channel: Satisfactory, Culverts: Very good, Operating Rating: 65.4 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: 50.5 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: Equal to present desirable criteria, Approach Roadway Alignment: Better than present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: July 2021
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Structure Number: 32851, Location: 069092103 (Lat: 40.767986, Lng: -91.904211), Route carried "on" structure: County highway , Year Built: 1953, Status: Open, Structure Length: 2.38m (7.81ft), Average Daily Traffic: 70 (year 2018), Average Future Daily Traffic: 70 (year 2041), Design Load: H 15, Features Intersected: ROCK CREEK, Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 20.221, 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: 8.8m (28.9ft), Curb-To-Curb Width: 6.2m (20.3ft), Out-to-Out Width: 6.8m (22.3ft)
Condition: Deck: Fair, Superstructure: Fair, Substructure: Fair, Channel: Fair, Operating Rating: 35.1 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 21.0 metric tons, Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment, Structural Evaluation: Somewhat better than minimum adequacy, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Equal to present minimum criteria, Approach Roadway Alignment: Somewhat better than minimum adequacy, Length Of Structure Improvement: 7.50m (24.61ft), Designated Inspection Frequency: Every 24 months, Inspection Date: May 2021, Bridge Improvement Cost: $135,000, Roadway Improvement Cost: $14,000, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Structure Number: 32851, Location: 069092103 (Lat: 40.767986, Lng: -91.904211), Route carried "on" structure: County highway , Year Built: 1953, Status: Open, Structure Length: 2.38m (7.81ft), Average Daily Traffic: 70 (year 2018), Average Future Daily Traffic: 70 (year 2041), Design Load: H 15, Features Intersected: ROCK CREEK, Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 20.221, 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: 8.8m (28.9ft), Curb-To-Curb Width: 6.2m (20.3ft), Out-to-Out Width: 6.8m (22.3ft)
Condition: Deck: Fair, Superstructure: Fair, Substructure: Fair, Channel: Fair, Operating Rating: 35.1 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 21.0 metric tons, Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment, Structural Evaluation: Somewhat better than minimum adequacy, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Equal to present minimum criteria, Approach Roadway Alignment: Somewhat better than minimum adequacy, Length Of Structure Improvement: 7.50m (24.61ft), Designated Inspection Frequency: Every 24 months, Inspection Date: May 2021, Bridge Improvement Cost: $135,000, Roadway Improvement Cost: $14,000, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 32857, Location: 069092903 (Lat: 40.747503, Lng: -91.923111), Route carried "on" structure: County highway , Year Built: 1971, Year Reconstructed: 1999, Status: Open, Structure Length: 0.88m (2.89ft), Average Daily Traffic: 45 (year 2014), Average Future Daily Traffic: 45 (year 2040), Features Intersected: SMALL STREAM, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.429, 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: 8.5m (27.9ft), Curb-To-Curb Width: 6.1m (20.0ft), Out-to-Out Width: 6.2m (20.3ft)
Condition: Deck: Satisfactory, Superstructure: Fair, Substructure: Satisfactory, Channel: Fair, Operating Rating: 41.8 metric tons, Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading, Inventory Rating: 24.9 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading, Structural Evaluation: Somewhat better than minimum adequacy, 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: 5.10m (16.73ft), Designated Inspection Frequency: Every 24 months, Inspection Date: June 2020, Bridge Improvement Cost: $122,000, Roadway Improvement Cost: $12,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
Structure Number: 32857, Location: 069092903 (Lat: 40.747503, Lng: -91.923111), Route carried "on" structure: County highway , Year Built: 1971, Year Reconstructed: 1999, Status: Open, Structure Length: 0.88m (2.89ft), Average Daily Traffic: 45 (year 2014), Average Future Daily Traffic: 45 (year 2040), Features Intersected: SMALL STREAM, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.429, 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: 8.5m (27.9ft), Curb-To-Curb Width: 6.1m (20.0ft), Out-to-Out Width: 6.2m (20.3ft)
Condition: Deck: Satisfactory, Superstructure: Fair, Substructure: Satisfactory, Channel: Fair, Operating Rating: 41.8 metric tons, Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading, Inventory Rating: 24.9 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading, Structural Evaluation: Somewhat better than minimum adequacy, 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: 5.10m (16.73ft), Designated Inspection Frequency: Every 24 months, Inspection Date: June 2020, Bridge Improvement Cost: $122,000, Roadway Improvement Cost: $12,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 328651, Location: 069100105 (Lat: 40.802119, Lng: -91.966986), Route carried "on" structure: County highway , Year Built: 2000, Status: Open, Structure Length: 5.46m (17.91ft), Average Daily Traffic: 80 (year 2018), Average Future Daily Traffic: 80 (year 2041), Design Load: HS 20, Features Intersected: LICK CREEK, Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.393, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 19.8m (65.0ft), Curb-To-Curb Width: 9.1m (29.9ft), Out-to-Out Width: 10.0m (32.8ft)
Condition: Deck: Good, Superstructure: Good, Substructure: Good, Channel: Good, Operating Rating: 82.9 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 38.2 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 desirable criteria, Approach Roadway Alignment: Better than present minimum criteria, Length Of Structure Improvement: 17.60m (57.74ft), Designated Inspection Frequency: Every 48 months, Inspection Date: May 2021, 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
Structure Number: 328651, Location: 069100105 (Lat: 40.802119, Lng: -91.966986), Route carried "on" structure: County highway , Year Built: 2000, Status: Open, Structure Length: 5.46m (17.91ft), Average Daily Traffic: 80 (year 2018), Average Future Daily Traffic: 80 (year 2041), Design Load: HS 20, Features Intersected: LICK CREEK, Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.393, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 19.8m (65.0ft), Curb-To-Curb Width: 9.1m (29.9ft), Out-to-Out Width: 10.0m (32.8ft)
Condition: Deck: Good, Superstructure: Good, Substructure: Good, Channel: Good, Operating Rating: 82.9 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 38.2 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 desirable criteria, Approach Roadway Alignment: Better than present minimum criteria, Length Of Structure Improvement: 17.60m (57.74ft), Designated Inspection Frequency: Every 48 months, Inspection Date: May 2021, 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: 32867, Location: 069100215 (Lat: 40.800469, Lng: -91.980083), Route carried "on" structure: County highway , Year Built: 1912, Status: Posted for load, Structure Length: 1.10m (3.61ft), Average Daily Traffic: 25 (year 2014), Average Future Daily Traffic: 25 (year 2040), Features Intersected: TRIB DES MOINES R, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 16.417, 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: 10.7m (35.1ft), Curb-To-Curb Width: 5.1m (16.7ft), Out-to-Out Width: 5.3m (17.4ft)
Condition: Deck: Fair, Superstructure: Fair, Substructure: Poor, Channel: Satisfactory, Operating Rating: 22.4 metric tons, Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading, Inventory Rating: 13.3 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading, Structural Evaluation: Meets minimum limits, 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: 30.0 - 39.9% below), Length Of Structure Improvement: 5.50m (18.04ft), Designated Inspection Frequency: Every 24 months, Inspection Date: June 2020, Bridge Improvement Cost: $125,000, Roadway Improvement Cost: $13,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber
Structure Number: 32867, Location: 069100215 (Lat: 40.800469, Lng: -91.980083), Route carried "on" structure: County highway , Year Built: 1912, Status: Posted for load, Structure Length: 1.10m (3.61ft), Average Daily Traffic: 25 (year 2014), Average Future Daily Traffic: 25 (year 2040), Features Intersected: TRIB DES MOINES R, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 16.417, 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: 10.7m (35.1ft), Curb-To-Curb Width: 5.1m (16.7ft), Out-to-Out Width: 5.3m (17.4ft)
Condition: Deck: Fair, Superstructure: Fair, Substructure: Poor, Channel: Satisfactory, Operating Rating: 22.4 metric tons, Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading, Inventory Rating: 13.3 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading, Structural Evaluation: Meets minimum limits, 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: 30.0 - 39.9% below), Length Of Structure Improvement: 5.50m (18.04ft), Designated Inspection Frequency: Every 24 months, Inspection Date: June 2020, Bridge Improvement Cost: $125,000, Roadway Improvement Cost: $13,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 32886, Location: 069102106 (Lat: 40.761128, Lng: -92.016139), Route carried "on" structure: County highway , Year Built: 1958, Status: Open, Structure Length: 4.72m (15.49ft), Average Daily Traffic: 110 (year 2018), Average Future Daily Traffic: 110 (year 2041), Design Load: H 15, Features Intersected: CHEQUEST CREEK, Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 3.138, 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: 21.0m (68.9ft), 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: 40.9 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: Somewhat better than minimum adequacy, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Somewhat better than minimum adequacy, Approach Roadway Alignment: Somewhat better than minimum adequacy, Length Of Structure Improvement: 15.50m (50.85ft), Designated Inspection Frequency: Every 24 months, Inspection Date: May 2021, Bridge Improvement Cost: $349,000, Roadway Improvement Cost: $35,000, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Structure Number: 32886, Location: 069102106 (Lat: 40.761128, Lng: -92.016139), Route carried "on" structure: County highway , Year Built: 1958, Status: Open, Structure Length: 4.72m (15.49ft), Average Daily Traffic: 110 (year 2018), Average Future Daily Traffic: 110 (year 2041), Design Load: H 15, Features Intersected: CHEQUEST CREEK, Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 3.138, 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: 21.0m (68.9ft), 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: 40.9 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: Somewhat better than minimum adequacy, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Somewhat better than minimum adequacy, Approach Roadway Alignment: Somewhat better than minimum adequacy, Length Of Structure Improvement: 15.50m (50.85ft), Designated Inspection Frequency: Every 24 months, Inspection Date: May 2021, Bridge Improvement Cost: $349,000, Roadway Improvement Cost: $35,000, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 32887, Location: 069102308 (Lat: 40.756953, Lng: -91.983961), Route carried "on" structure: County highway , Year Built: 1920, Status: Posted for load, Structure Length: 1.31m (4.30ft), Average Daily Traffic: 50 (year 2018), Average Future Daily Traffic: 50 (year 2040), Features Intersected: TRIB DES MOINES RIVER, Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 16.307, 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: 1, Length of Maximum Span: 12.5m (41.0ft), Curb-To-Curb Width: 6.0m (19.7ft), Out-to-Out Width: 6.2m (20.3ft)
Condition: Deck: Fair, Superstructure: Fair, Substructure: Poor, Channel: Satisfactory, Operating Rating: 23.0 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: 18.1 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: Meets minimum limits, Deck Geometry: Meets minimum limits, 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: 6.30m (20.67ft), Designated Inspection Frequency: Every 24 months, Inspection Date: June 2020, Bridge Improvement Cost: $151,000, Roadway Improvement Cost: $15,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
Structure Number: 32887, Location: 069102308 (Lat: 40.756953, Lng: -91.983961), Route carried "on" structure: County highway , Year Built: 1920, Status: Posted for load, Structure Length: 1.31m (4.30ft), Average Daily Traffic: 50 (year 2018), Average Future Daily Traffic: 50 (year 2040), Features Intersected: TRIB DES MOINES RIVER, Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 16.307, 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: 1, Length of Maximum Span: 12.5m (41.0ft), Curb-To-Curb Width: 6.0m (19.7ft), Out-to-Out Width: 6.2m (20.3ft)
Condition: Deck: Fair, Superstructure: Fair, Substructure: Poor, Channel: Satisfactory, Operating Rating: 23.0 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: 18.1 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: Meets minimum limits, Deck Geometry: Meets minimum limits, 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: 6.30m (20.67ft), Designated Inspection Frequency: Every 24 months, Inspection Date: June 2020, Bridge Improvement Cost: $151,000, Roadway Improvement Cost: $15,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 32888, Location: 069102308 (Lat: 40.759075, Lng: -91.982053), Route carried "on" structure: County highway , Year Built: 1959, Status: Posted for load, Structure Length: 1.52m (4.99ft), Average Daily Traffic: 50 (year 2018), Average Future Daily Traffic: 50 (year 2040), Features Intersected: TRIB DES MOINES RIVER, Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 16.592, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 8.5m (27.9ft), Skew: 3 degrees, Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 14.9m (48.9ft), Curb-To-Curb Width: 5.9m (19.4ft), Out-to-Out Width: 6.0m (19.7ft)
Condition: Deck: Fair, Superstructure: Fair, Substructure: Fair, Channel: Satisfactory, Operating Rating: 27.3 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 16.3 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Somewhat better than minimum adequacy, Deck Geometry: Meets minimum limits, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Equal to present minimum criteria, Length Of Structure Improvement: 7.20m (23.62ft), Designated Inspection Frequency: Every 24 months, Inspection Date: June 2020, Bridge Improvement Cost: $173,000, Roadway Improvement Cost: $17,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
Structure Number: 32888, Location: 069102308 (Lat: 40.759075, Lng: -91.982053), Route carried "on" structure: County highway , Year Built: 1959, Status: Posted for load, Structure Length: 1.52m (4.99ft), Average Daily Traffic: 50 (year 2018), Average Future Daily Traffic: 50 (year 2040), Features Intersected: TRIB DES MOINES RIVER, Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 16.592, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 8.5m (27.9ft), Skew: 3 degrees, Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 14.9m (48.9ft), Curb-To-Curb Width: 5.9m (19.4ft), Out-to-Out Width: 6.0m (19.7ft)
Condition: Deck: Fair, Superstructure: Fair, Substructure: Fair, Channel: Satisfactory, Operating Rating: 27.3 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 16.3 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Somewhat better than minimum adequacy, Deck Geometry: Meets minimum limits, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Equal to present minimum criteria, Length Of Structure Improvement: 7.20m (23.62ft), Designated Inspection Frequency: Every 24 months, Inspection Date: June 2020, Bridge Improvement Cost: $173,000, Roadway Improvement Cost: $17,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 328891, Location: 069102710 (Lat: 40.750000, Lng: -91.991958), Route carried "on" structure: County highway , Year Built: 2005, Status: Open, Structure Length: 5.36m (17.59ft), Average Daily Traffic: 140 (year 2018), Average Future Daily Traffic: 140 (year 2039), Design Load: HS 20, Features Intersected: CHEQUEST CREEK, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 7.491, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 8.2m (26.9ft), Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 19.2m (63.0ft), Curb-To-Curb Width: 7.5m (24.6ft), Out-to-Out Width: 8.3m (27.2ft)
Condition: Deck: Good, Superstructure: Good, Substructure: Good, Channel: Satisfactory, Operating Rating: 71.2 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 37.6 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Better than present minimum criteria, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Somewhat better than minimum adequacy, Length Of Structure Improvement: 17.60m (57.74ft), Designated Inspection Frequency: Every 48 months, Inspection Date: May 2019, 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
Structure Number: 328891, Location: 069102710 (Lat: 40.750000, Lng: -91.991958), Route carried "on" structure: County highway , Year Built: 2005, Status: Open, Structure Length: 5.36m (17.59ft), Average Daily Traffic: 140 (year 2018), Average Future Daily Traffic: 140 (year 2039), Design Load: HS 20, Features Intersected: CHEQUEST CREEK, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 7.491, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 8.2m (26.9ft), Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 19.2m (63.0ft), Curb-To-Curb Width: 7.5m (24.6ft), Out-to-Out Width: 8.3m (27.2ft)
Condition: Deck: Good, Superstructure: Good, Substructure: Good, Channel: Satisfactory, Operating Rating: 71.2 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 37.6 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Better than present minimum criteria, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Somewhat better than minimum adequacy, Length Of Structure Improvement: 17.60m (57.74ft), Designated Inspection Frequency: Every 48 months, Inspection Date: May 2019, 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: 32891, Location: 069102725 (Lat: 40.746767, Lng: -91.989914), Route carried "on" structure: County highway , Year Built: 1960, Status: Open, Structure Length: 22.95m (75.30ft), Average Daily Traffic: 1,390 (year 2018), Average Future Daily Traffic: 1,390 (year 2040), Design Load: H 20, Features Intersected: DES MOINES RIVER, Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 17.690, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 9.1m (29.9ft), Material/Design: Steel continuous, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 5, Length of Maximum Span: 45.7m (149.9ft), Curb-To-Curb Width: 7.9m (25.9ft), Out-to-Out Width: 9.8m (32.2ft)
Condition: Deck: Satisfactory, Superstructure: Satisfactory, Substructure: Fair, Channel: Satisfactory, Operating Rating: 48.6 metric tons, Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading, Inventory Rating: 29.2 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading, Structural Evaluation: Somewhat better than minimum adequacy, Deck Geometry: Meets minimum limits, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Length Of Structure Improvement: 100.00m (328.08ft), Designated Inspection Frequency: Every 24 months, Inspection Date: June 2020, Bridge Improvement Cost: $2,850,000, Roadway Improvement Cost: $285,000, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Structure Number: 32891, Location: 069102725 (Lat: 40.746767, Lng: -91.989914), Route carried "on" structure: County highway , Year Built: 1960, Status: Open, Structure Length: 22.95m (75.30ft), Average Daily Traffic: 1,390 (year 2018), Average Future Daily Traffic: 1,390 (year 2040), Design Load: H 20, Features Intersected: DES MOINES RIVER, Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 17.690, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 9.1m (29.9ft), Material/Design: Steel continuous, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 5, Length of Maximum Span: 45.7m (149.9ft), Curb-To-Curb Width: 7.9m (25.9ft), Out-to-Out Width: 9.8m (32.2ft)
Condition: Deck: Satisfactory, Superstructure: Satisfactory, Substructure: Fair, Channel: Satisfactory, Operating Rating: 48.6 metric tons, Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading, Inventory Rating: 29.2 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading, Structural Evaluation: Somewhat better than minimum adequacy, Deck Geometry: Meets minimum limits, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Length Of Structure Improvement: 100.00m (328.08ft), Designated Inspection Frequency: Every 24 months, Inspection Date: June 2020, Bridge Improvement Cost: $2,850,000, Roadway Improvement Cost: $285,000, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 32892, Location: 069102722 (Lat: 40.742453, Lng: -91.996817), Route carried "on" structure: County highway , Year Built: 1968, Status: Open, Structure Length: 0.64m (2.10ft), Average Daily Traffic: 760 (year 2018), Truck Traffic: 9%, Average Future Daily Traffic: 760 (year 2041), Design Load: H 20, Features Intersected: CREEK, Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 16.898, 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: 3.0m (9.8ft)
Condition: Channel: Satisfactory, Culverts: Fair, Operating Rating: 40.8 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: Somewhat better than minimum adequacy, Waterway Adequacy: Meets minimum limits, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 2.00m (6.56ft), Designated Inspection Frequency: Every 24 months, Inspection Date: May 2021, Bridge Improvement Cost: $15,000, Roadway Improvement Cost: $2,000
Structure Number: 32892, Location: 069102722 (Lat: 40.742453, Lng: -91.996817), Route carried "on" structure: County highway , Year Built: 1968, Status: Open, Structure Length: 0.64m (2.10ft), Average Daily Traffic: 760 (year 2018), Truck Traffic: 9%, Average Future Daily Traffic: 760 (year 2041), Design Load: H 20, Features Intersected: CREEK, Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 16.898, 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: 3.0m (9.8ft)
Condition: Channel: Satisfactory, Culverts: Fair, Operating Rating: 40.8 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: Somewhat better than minimum adequacy, Waterway Adequacy: Meets minimum limits, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 2.00m (6.56ft), Designated Inspection Frequency: Every 24 months, Inspection Date: May 2021, Bridge Improvement Cost: $15,000, Roadway Improvement Cost: $2,000
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Structure Number: 36147, Location: 069102103 (Lat: 40.762244, Lng: -92.015819), Route carried "on" structure: County highway , Year Built: 1975, Status: Posted for load, Structure Length: 1.22m (4.00ft), Average Daily Traffic: 30 (year 2014), Average Future Daily Traffic: 30 (year 2040), Features Intersected: SMALL STREAM, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 2.131, 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: 11.9m (39.0ft), Curb-To-Curb Width: 8.0m (26.2ft), Out-to-Out Width: 8.0m (26.2ft)
Condition: Deck: Satisfactory, Superstructure: Satisfactory, Substructure: Poor, Channel: Satisfactory, Operating Rating: 19.8 metric tons, Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings, Inventory Rating: 15.9 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: 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: 6.20m (20.34ft), Designated Inspection Frequency: Every 24 months, Inspection Date: July 2020, Bridge Improvement Cost: $149,000, Roadway Improvement Cost: $15,000, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Structure Number: 36147, Location: 069102103 (Lat: 40.762244, Lng: -92.015819), Route carried "on" structure: County highway , Year Built: 1975, Status: Posted for load, Structure Length: 1.22m (4.00ft), Average Daily Traffic: 30 (year 2014), Average Future Daily Traffic: 30 (year 2040), Features Intersected: SMALL STREAM, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 2.131, 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: 11.9m (39.0ft), Curb-To-Curb Width: 8.0m (26.2ft), Out-to-Out Width: 8.0m (26.2ft)
Condition: Deck: Satisfactory, Superstructure: Satisfactory, Substructure: Poor, Channel: Satisfactory, Operating Rating: 19.8 metric tons, Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings, Inventory Rating: 15.9 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: 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: 6.20m (20.34ft), Designated Inspection Frequency: Every 24 months, Inspection Date: July 2020, Bridge Improvement Cost: $149,000, Roadway Improvement Cost: $15,000, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 69939, Location: 0.8 mi. S of Jct. IA 1 (Lat: 40.716964, Lng: -91.966336), Route carried "on" structure: State lands road , Year Built: 1920, Status: Open, Structure Length: 0.79m (2.59ft), Features Intersected: STREAM, Facility Carried by Structure: LAC-KEO ST PARK
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 1.473, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Concrete, Design/Construction: Culvert, Number Of Spans In Main Unit: 1, Length of Maximum Span: 7.9m (25.9ft), Curb-To-Curb Width: 7.4m (24.3ft), Out-to-Out Width: 8.8m (28.9ft)
Condition: Channel: Satisfactory, Culverts: Satisfactory, Operating Rating: 20.1 metric tons, Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment, Inventory Rating: 20.1 metric tons, Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment, 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, Designated Inspection Frequency: Every 24 months, Inspection Date: May 2021
Structure Number: 69939, Location: 0.8 mi. S of Jct. IA 1 (Lat: 40.716964, Lng: -91.966336), Route carried "on" structure: State lands road , Year Built: 1920, Status: Open, Structure Length: 0.79m (2.59ft), Features Intersected: STREAM, Facility Carried by Structure: LAC-KEO ST PARK
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 1.473, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Concrete, Design/Construction: Culvert, Number Of Spans In Main Unit: 1, Length of Maximum Span: 7.9m (25.9ft), Curb-To-Curb Width: 7.4m (24.3ft), Out-to-Out Width: 8.8m (28.9ft)
Condition: Channel: Satisfactory, Culverts: Satisfactory, Operating Rating: 20.1 metric tons, Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment, Inventory Rating: 20.1 metric tons, Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment, 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, Designated Inspection Frequency: Every 24 months, Inspection Date: May 2021
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Structure Number: 69979, Location: 2.6 mi. S of Iowa 1 (Lat: 40.717758, Lng: -91.990236), Route carried "on" structure: State lands road , Year Built: 1920, Year Reconstructed: 1995, Status: Open, Structure Length: 0.73m (2.40ft), Design Load: HS 20, Features Intersected: STREAM, Facility Carried by Structure: LAC-KEO ST PARK
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.008, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 6.1m (20.0ft), Material/Design: Concrete, Design/Construction: Culvert, Number Of Spans In Main Unit: 1, Length of Maximum Span: 7.3m (24.0ft), Curb-To-Curb Width: 5.8m (19.0ft), Out-to-Out Width: 6.8m (22.3ft)
Condition: Channel: Satisfactory, Culverts: Satisfactory, Operating Rating: 54.4 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, Deck Geometry: Meets minimum limits, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Somewhat better than minimum adequacy, Designated Inspection Frequency: Every 24 months, Inspection Date: April 2021
Structure Number: 69979, Location: 2.6 mi. S of Iowa 1 (Lat: 40.717758, Lng: -91.990236), Route carried "on" structure: State lands road , Year Built: 1920, Year Reconstructed: 1995, Status: Open, Structure Length: 0.73m (2.40ft), Design Load: HS 20, Features Intersected: STREAM, Facility Carried by Structure: LAC-KEO ST PARK
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.008, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 6.1m (20.0ft), Material/Design: Concrete, Design/Construction: Culvert, Number Of Spans In Main Unit: 1, Length of Maximum Span: 7.3m (24.0ft), Curb-To-Curb Width: 5.8m (19.0ft), Out-to-Out Width: 6.8m (22.3ft)
Condition: Channel: Satisfactory, Culverts: Satisfactory, Operating Rating: 54.4 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, Deck Geometry: Meets minimum limits, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Somewhat better than minimum adequacy, Designated Inspection Frequency: Every 24 months, Inspection Date: April 2021