Bridge Statistics for Carson, Iowa (IA)
Condition, Traffic, Stress, Structural Evaluation, Project Costs
- National Bridge Inventory (NBI) Statistics
- 14Number of bridges
- 184ft / 55.9mTotal length
- 10,575Total average daily traffic
- 1,754Total average daily truck traffic
- National Bridge Inventory (NBI) Registered Bridges for Carson
- No street view available for this location
- New bridges - historical statistics
- 11920-1929
- 11930-1939
- 51950-1959
- 11970-1979
- 11980-1989
- 21990-1999
- 22000-2009
- 12010-2019
- Reconstructed bridges - Historical Statistics
- 21950-1959
- 01960-1969
- 01970-1979
- 11980-1989
- Bridge Condition - Deck
- 9.1%Very good
- 54.5%Good
- 9.1%Satisfactory
- 18.2%Fair
- 9.1%Poor
- Bridge Condition - Superstructure
- 9.1%Excellent
- 18.2%Very good
- 18.2%Good
- 18.2%Satisfactory
- 36.4%Fair
- Bridge Condition - Substructure
- 18.2%Very good
- 18.2%Good
- 18.2%Satisfactory
- 36.4%Fair
- 9.1%Poor
- Bridge Condition - Channel
- 8.3%Very good
- 41.7%Good
- 33.3%Satisfactory
- 16.7%Fair
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Structure Number: 4334, Location: AT JCT. IOWA 92 (Lat: 41.232372, Lng: -95.403569), Route carried "on" structure: US 59, Year Built: 1957, Status: Open, Structure Length: 4.63m (15.19ft), Average Daily Traffic: 1,250 (year 2020), Truck Traffic: 21%, Average Future Daily Traffic: 1,250 (year 2041), Design Load: H 20, Features Intersected: IOWA 92
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 72.871, Lanes on structure: 2, Lanes under structure: 4, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 10.4m (34.1ft), Material/Design: Steel continuous, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 18.0m (59.1ft), Curb-To-Curb Width: 8.5m (27.9ft), Out-to-Out Width: 10.4m (34.1ft)
Condition: Deck: Fair, Superstructure: Good, Substructure: Fair, Operating Rating: 42.3 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 25.4 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: High priority of corrective action, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: June 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
Structure Number: 4334, Location: AT JCT. IOWA 92 (Lat: 41.232372, Lng: -95.403569), Route carried "on" structure: US 59, Year Built: 1957, Status: Open, Structure Length: 4.63m (15.19ft), Average Daily Traffic: 1,250 (year 2020), Truck Traffic: 21%, Average Future Daily Traffic: 1,250 (year 2041), Design Load: H 20, Features Intersected: IOWA 92
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 72.871, Lanes on structure: 2, Lanes under structure: 4, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 10.4m (34.1ft), Material/Design: Steel continuous, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 18.0m (59.1ft), Curb-To-Curb Width: 8.5m (27.9ft), Out-to-Out Width: 10.4m (34.1ft)
Condition: Deck: Fair, Superstructure: Good, Substructure: Fair, Operating Rating: 42.3 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 25.4 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: High priority of corrective action, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: June 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 4335, Location: 2.4 MI. N OF JCT. 92 (Lat: 41.267356, Lng: -95.403442), Route carried "on" structure: US 59, Year Built: 1930, Year Reconstructed: 1956, Status: Open, Structure Length: 3.41m (11.19ft), Average Daily Traffic: 1,790 (year 2020), Truck Traffic: 17%, Average Future Daily Traffic: 1,790 (year 2041), Design Load: H 20, Features Intersected: STREAM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 76.754, Lanes on structure: 2, Base Highway Network: Yes, Owner: State 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: 13.1m (43.0ft), Curb-To-Curb Width: 8.5m (27.9ft), Out-to-Out Width: 10.6m (34.8ft)
Condition: Deck: Fair, Superstructure: Fair, Substructure: Satisfactory, Channel: Fair, Operating Rating: 55.9 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 33.6 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: Equal to present minimum criteria, Approach Roadway Alignment: Better than present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: May 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
Structure Number: 4335, Location: 2.4 MI. N OF JCT. 92 (Lat: 41.267356, Lng: -95.403442), Route carried "on" structure: US 59, Year Built: 1930, Year Reconstructed: 1956, Status: Open, Structure Length: 3.41m (11.19ft), Average Daily Traffic: 1,790 (year 2020), Truck Traffic: 17%, Average Future Daily Traffic: 1,790 (year 2041), Design Load: H 20, Features Intersected: STREAM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 76.754, Lanes on structure: 2, Base Highway Network: Yes, Owner: State 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: 13.1m (43.0ft), Curb-To-Curb Width: 8.5m (27.9ft), Out-to-Out Width: 10.6m (34.8ft)
Condition: Deck: Fair, Superstructure: Fair, Substructure: Satisfactory, Channel: Fair, Operating Rating: 55.9 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 33.6 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: Equal to present minimum criteria, Approach Roadway Alignment: Better than present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: May 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 4385, Location: 0.4 mi. W of Jct. SR M16 (Lat: 41.232711, Lng: -95.487225), Route carried "on" structure: State highway 92, Year Built: 1955, Status: Open, Structure Length: 0.76m (2.49ft), Average Daily Traffic: 2,630 (year 2020), Truck Traffic: 14%, Average Future Daily Traffic: 2,630 (year 2040), Design Load: H 20, Features Intersected: STREAM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 37.647, Lanes on structure: 2, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 13.4m (44.0ft), 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: Good, Operating Rating: 24.5 metric tons, Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment, Inventory Rating: 18.1 metric tons, Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment, Structural Evaluation: Somewhat better than minimum adequacy, Waterway Adequacy: Equal to present minimum criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: July 2020
Structure Number: 4385, Location: 0.4 mi. W of Jct. SR M16 (Lat: 41.232711, Lng: -95.487225), Route carried "on" structure: State highway 92, Year Built: 1955, Status: Open, Structure Length: 0.76m (2.49ft), Average Daily Traffic: 2,630 (year 2020), Truck Traffic: 14%, Average Future Daily Traffic: 2,630 (year 2040), Design Load: H 20, Features Intersected: STREAM
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 37.647, Lanes on structure: 2, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 13.4m (44.0ft), 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: Good, Operating Rating: 24.5 metric tons, Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment, Inventory Rating: 18.1 metric tons, Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment, Structural Evaluation: Somewhat better than minimum adequacy, Waterway Adequacy: Equal to present minimum criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: July 2020
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Structure Number: 4386, Location: 0.1 Mi. W of Carson (Lat: 41.232883, Lng: -95.426625), Route carried "on" structure: State highway 92, Year Built: 1929, Year Reconstructed: 1955, Status: Open, Structure Length: 10.82m (35.50ft), Average Daily Traffic: 2,110 (year 2020), Truck Traffic: 17%, Average Future Daily Traffic: 2,110 (year 2040), Design Load: HS 20, Features Intersected: WEST NISHNABOTNA RIVER
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 42.726, 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: 4, Number Of Approach Spans: 1, Length of Maximum Span: 24.7m (81.0ft), Curb-To-Curb Width: 8.6m (28.2ft), Out-to-Out Width: 10.4m (34.1ft)
Condition: Deck: Good, Superstructure: Satisfactory, Substructure: Satisfactory, Channel: Satisfactory, Operating Rating: 31.1 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 18.7 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: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: June 2020, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
Structure Number: 4386, Location: 0.1 Mi. W of Carson (Lat: 41.232883, Lng: -95.426625), Route carried "on" structure: State highway 92, Year Built: 1929, Year Reconstructed: 1955, Status: Open, Structure Length: 10.82m (35.50ft), Average Daily Traffic: 2,110 (year 2020), Truck Traffic: 17%, Average Future Daily Traffic: 2,110 (year 2040), Design Load: HS 20, Features Intersected: WEST NISHNABOTNA RIVER
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 42.726, 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: 4, Number Of Approach Spans: 1, Length of Maximum Span: 24.7m (81.0ft), Curb-To-Curb Width: 8.6m (28.2ft), Out-to-Out Width: 10.4m (34.1ft)
Condition: Deck: Good, Superstructure: Satisfactory, Substructure: Satisfactory, Channel: Satisfactory, Operating Rating: 31.1 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 18.7 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: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: June 2020, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 4388, Location: 1.2 MI. E OF JCT. U.S. 59 (Lat: 41.232675, Lng: -95.381342), Route carried "on" structure: State highway 92, Year Built: 1957, Status: Open, Structure Length: 4.66m (15.29ft), Average Daily Traffic: 1,070 (year 2020), Truck Traffic: 19%, Average Future Daily Traffic: 1,070 (year 2041), Design Load: H 20, Features Intersected: GRAYBILL CREEK
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 46.523, 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: 18.0m (59.1ft), Curb-To-Curb Width: 8.5m (27.9ft), Out-to-Out Width: 10.4m (34.1ft)
Condition: Deck: Satisfactory, Superstructure: Satisfactory, Substructure: Fair, Channel: Good, Operating Rating: 37.9 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 22.8 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, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: September 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
Structure Number: 4388, Location: 1.2 MI. E OF JCT. U.S. 59 (Lat: 41.232675, Lng: -95.381342), Route carried "on" structure: State highway 92, Year Built: 1957, Status: Open, Structure Length: 4.66m (15.29ft), Average Daily Traffic: 1,070 (year 2020), Truck Traffic: 19%, Average Future Daily Traffic: 1,070 (year 2041), Design Load: H 20, Features Intersected: GRAYBILL CREEK
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 46.523, 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: 18.0m (59.1ft), Curb-To-Curb Width: 8.5m (27.9ft), Out-to-Out Width: 10.4m (34.1ft)
Condition: Deck: Satisfactory, Superstructure: Satisfactory, Substructure: Fair, Channel: Good, Operating Rating: 37.9 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 22.8 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, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: September 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 28369, Location: 074390601 (Lat: 41.245600, Lng: -95.375139), Route carried "on" structure: County highway , Year Built: 1950, Year Reconstructed: 1987, Status: Posted for load, Structure Length: 5.33m (17.49ft), Average Daily Traffic: 30 (year 2016), Average Future Daily Traffic: 30 (year 2040), Design Load: HS 20, Features Intersected: GRAYBILL CREEK, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 28.490, Lanes on structure: 1, Owner: County Highway Agency, Approaching Roadway Width: 7.9m (25.9ft), Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 4, Length of Maximum Span: 17.7m (58.1ft), Curb-To-Curb Width: 5.5m (18.0ft), Out-to-Out Width: 5.6m (18.4ft)
Condition: Deck: Poor, Superstructure: Fair, Substructure: Poor, Channel: Very good, Operating Rating: 21.8 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 16.0 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Meets minimum limits, Deck Geometry: Meets minimum limits, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Length Of Structure Improvement: 17.60m (57.74ft), Designated Inspection Frequency: Every 24 months, Inspection Date: May 2020, Bridge Improvement Cost: $180,000, Roadway Improvement Cost: $20,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber
Structure Number: 28369, Location: 074390601 (Lat: 41.245600, Lng: -95.375139), Route carried "on" structure: County highway , Year Built: 1950, Year Reconstructed: 1987, Status: Posted for load, Structure Length: 5.33m (17.49ft), Average Daily Traffic: 30 (year 2016), Average Future Daily Traffic: 30 (year 2040), Design Load: HS 20, Features Intersected: GRAYBILL CREEK, Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 28.490, Lanes on structure: 1, Owner: County Highway Agency, Approaching Roadway Width: 7.9m (25.9ft), Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 4, Length of Maximum Span: 17.7m (58.1ft), Curb-To-Curb Width: 5.5m (18.0ft), Out-to-Out Width: 5.6m (18.4ft)
Condition: Deck: Poor, Superstructure: Fair, Substructure: Poor, Channel: Very good, Operating Rating: 21.8 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 16.0 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Meets minimum limits, Deck Geometry: Meets minimum limits, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Length Of Structure Improvement: 17.60m (57.74ft), Designated Inspection Frequency: Every 24 months, Inspection Date: May 2020, Bridge Improvement Cost: $180,000, Roadway Improvement Cost: $20,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 283781, Location: 074391705 (Lat: 41.217878, Lng: -95.348658), Route carried "on" structure: County highway , Year Built: 2018, Status: Open, Structure Length: 3.11m (10.20ft), Average Daily Traffic: 15 (year 2016), Average Future Daily Traffic: 15 (year 2041), Design Load: HL 93, Features Intersected: JORDAN CREEK, Facility Carried by Structure: CHESTNUT ROAD
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 17.363, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 7.9m (25.9ft), Skew: 1 degrees, Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 30.2m (99.1ft), Curb-To-Curb Width: 7.2m (23.6ft), Out-to-Out Width: 7.3m (24.0ft)
Condition: Deck: Very good, Superstructure: Excellent, Substructure: Very good, Channel: Good, Operating Rating: 53.8 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: 41.5 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, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Equal to present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: June 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Structure Number: 283781, Location: 074391705 (Lat: 41.217878, Lng: -95.348658), Route carried "on" structure: County highway , Year Built: 2018, Status: Open, Structure Length: 3.11m (10.20ft), Average Daily Traffic: 15 (year 2016), Average Future Daily Traffic: 15 (year 2041), Design Load: HL 93, Features Intersected: JORDAN CREEK, Facility Carried by Structure: CHESTNUT ROAD
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 17.363, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 7.9m (25.9ft), Skew: 1 degrees, Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 30.2m (99.1ft), Curb-To-Curb Width: 7.2m (23.6ft), Out-to-Out Width: 7.3m (24.0ft)
Condition: Deck: Very good, Superstructure: Excellent, Substructure: Very good, Channel: Good, Operating Rating: 53.8 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: 41.5 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, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Equal to present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: June 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 283991, Location: 074400304 (Lat: 41.243378, Lng: -95.423956), Route carried "on" structure: County highway , Year Built: 2006, Status: Open, Structure Length: 9.54m (31.30ft), Average Daily Traffic: 40 (year 2016), Average Future Daily Traffic: 40 (year 2040), Design Load: HS 20, Features Intersected: W NUSHNABOTNA, Facility Carried by Structure: 400TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 5.876, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 8.5m (27.9ft), Skew: 2 degrees, Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 36.9m (121.1ft), Curb-To-Curb Width: 7.5m (24.6ft), Out-to-Out Width: 7.5m (24.6ft)
Condition: Deck: Good, Superstructure: Very good, Substructure: Good, Channel: Satisfactory, Operating Rating: 75.4 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 45.2 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 24 months, Inspection Date: May 2020, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Structure Number: 283991, Location: 074400304 (Lat: 41.243378, Lng: -95.423956), Route carried "on" structure: County highway , Year Built: 2006, Status: Open, Structure Length: 9.54m (31.30ft), Average Daily Traffic: 40 (year 2016), Average Future Daily Traffic: 40 (year 2040), Design Load: HS 20, Features Intersected: W NUSHNABOTNA, Facility Carried by Structure: 400TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 5.876, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 8.5m (27.9ft), Skew: 2 degrees, Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 36.9m (121.1ft), Curb-To-Curb Width: 7.5m (24.6ft), Out-to-Out Width: 7.5m (24.6ft)
Condition: Deck: Good, Superstructure: Very good, Substructure: Good, Channel: Satisfactory, Operating Rating: 75.4 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 45.2 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 24 months, Inspection Date: May 2020, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 284071, Location: 074401301 (Lat: 41.218078, Lng: -95.390597), Route carried "on" structure: County highway , Year Built: 1997, Status: Open, Structure Length: 5.85m (19.19ft), Average Daily Traffic: 45 (year 2016), Average Future Daily Traffic: 45 (year 2039), Design Load: HS 20, Features Intersected: GRAYBILL CREEK, Facility Carried by Structure: CHESTNUT ROAD
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 13.844, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 8.5m (27.9ft), Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 20.7m (67.9ft), Curb-To-Curb Width: 7.5m (24.6ft), Out-to-Out Width: 8.3m (27.2ft)
Condition: Deck: Good, Superstructure: Very good, Substructure: Very good, Channel: Satisfactory, Operating Rating: 75.1 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: 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: June 2019, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Structure Number: 284071, Location: 074401301 (Lat: 41.218078, Lng: -95.390597), Route carried "on" structure: County highway , Year Built: 1997, Status: Open, Structure Length: 5.85m (19.19ft), Average Daily Traffic: 45 (year 2016), Average Future Daily Traffic: 45 (year 2039), Design Load: HS 20, Features Intersected: GRAYBILL CREEK, Facility Carried by Structure: CHESTNUT ROAD
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 13.844, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 8.5m (27.9ft), Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 20.7m (67.9ft), Curb-To-Curb Width: 7.5m (24.6ft), Out-to-Out Width: 8.3m (27.2ft)
Condition: Deck: Good, Superstructure: Very good, Substructure: Very good, Channel: Satisfactory, Operating Rating: 75.1 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: 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: June 2019, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 285586, Location: 075393101 (Lat: 41.260067, Lng: -95.370725), Route carried "on" structure: County highway , Year Built: 1982, Status: Open, Structure Length: 3.90m (12.80ft), Average Daily Traffic: 70 (year 2016), Average Future Daily Traffic: 70 (year 2040), Design Load: HS 20, Features Intersected: GRAYBILL CREEK, Facility Carried by Structure: FM-DOGWOOD RD
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 29.739, 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: 8.5m (27.9ft), Out-to-Out Width: 9.1m (29.9ft)
Condition: Deck: Good, Superstructure: Good, Substructure: Fair, Channel: Good, Operating Rating: 52.1 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 30.2 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Somewhat better than minimum adequacy, Deck Geometry: Better than present minimum criteria, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: May 2020, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Structure Number: 285586, Location: 075393101 (Lat: 41.260067, Lng: -95.370725), Route carried "on" structure: County highway , Year Built: 1982, Status: Open, Structure Length: 3.90m (12.80ft), Average Daily Traffic: 70 (year 2016), Average Future Daily Traffic: 70 (year 2040), Design Load: HS 20, Features Intersected: GRAYBILL CREEK, Facility Carried by Structure: FM-DOGWOOD RD
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 29.739, 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: 8.5m (27.9ft), Out-to-Out Width: 9.1m (29.9ft)
Condition: Deck: Good, Superstructure: Good, Substructure: Fair, Channel: Good, Operating Rating: 52.1 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 30.2 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Somewhat better than minimum adequacy, Deck Geometry: Better than present minimum criteria, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: May 2020, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 28591, Location: 075402704 (Lat: 41.271047, Lng: -95.427547), Route carried "on" structure: County highway , Year Built: 1973, Status: Posted for load, Structure Length: 1.83m (6.00ft), Average Daily Traffic: 30 (year 2016), Average Future Daily Traffic: 30 (year 2040), Features Intersected: STREAM, Facility Carried by Structure: 400TH STREET
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 9.101, 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: 18.0m (59.1ft), Curb-To-Curb Width: 6.1m (20.0ft), Out-to-Out Width: 6.4m (21.0ft)
Condition: Deck: Good, Superstructure: Fair, Substructure: Fair, Channel: Fair, Operating Rating: 27.1 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 16.2 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: Equal to 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), Designated Inspection Frequency: Every 24 months, Inspection Date: May 2020, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber
Structure Number: 28591, Location: 075402704 (Lat: 41.271047, Lng: -95.427547), Route carried "on" structure: County highway , Year Built: 1973, Status: Posted for load, Structure Length: 1.83m (6.00ft), Average Daily Traffic: 30 (year 2016), Average Future Daily Traffic: 30 (year 2040), Features Intersected: STREAM, Facility Carried by Structure: 400TH STREET
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 9.101, 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: 18.0m (59.1ft), Curb-To-Curb Width: 6.1m (20.0ft), Out-to-Out Width: 6.4m (21.0ft)
Condition: Deck: Good, Superstructure: Fair, Substructure: Fair, Channel: Fair, Operating Rating: 27.1 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 16.2 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: Equal to 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), Designated Inspection Frequency: Every 24 months, Inspection Date: May 2020, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 285961, Location: 075403401 (Lat: 41.260236, Lng: -95.435733), Route carried "on" structure: County highway , Year Built: 1998, Status: Open, Structure Length: 1.19m (3.90ft), Average Daily Traffic: 25 (year 2016), Average Future Daily Traffic: 25 (year 2041), Design Load: HS 20, Features Intersected: DRAINAGE, Facility Carried by Structure: DOGWOOD ROAD
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 24.774, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 9.1m (29.9ft), Skew: 2 degrees, Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 11.3m (37.1ft), Curb-To-Curb Width: 5.9m (19.4ft), Out-to-Out Width: 5.9m (19.4ft)
Condition: Deck: Good, Superstructure: Fair, Substructure: Good, Channel: Good, Operating Rating: 52.3 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 31.3 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: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 4.00m (13.12ft), Designated Inspection Frequency: Every 24 months, Inspection Date: June 2021, Bridge Improvement Cost: $25,000, Roadway Improvement Cost: $3,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber
Structure Number: 285961, Location: 075403401 (Lat: 41.260236, Lng: -95.435733), Route carried "on" structure: County highway , Year Built: 1998, Status: Open, Structure Length: 1.19m (3.90ft), Average Daily Traffic: 25 (year 2016), Average Future Daily Traffic: 25 (year 2041), Design Load: HS 20, Features Intersected: DRAINAGE, Facility Carried by Structure: DOGWOOD ROAD
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 24.774, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 9.1m (29.9ft), Skew: 2 degrees, Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 11.3m (37.1ft), Curb-To-Curb Width: 5.9m (19.4ft), Out-to-Out Width: 5.9m (19.4ft)
Condition: Deck: Good, Superstructure: Fair, Substructure: Good, Channel: Good, Operating Rating: 52.3 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 31.3 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: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 4.00m (13.12ft), Designated Inspection Frequency: Every 24 months, Inspection Date: June 2021, Bridge Improvement Cost: $25,000, Roadway Improvement Cost: $3,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 285976, Location: 075403404 (Lat: 41.251064, Lng: -95.427525), Route carried "on" structure: County highway , Year Built: 2008, Status: Open, Structure Length: 0.85m (2.79ft), Average Daily Traffic: 30 (year 2016), Average Future Daily Traffic: 30 (year 2041), Design Load: HS 20, Features Intersected: DRAINAGE, Facility Carried by Structure: 400TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.882, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 9.1m (29.9ft), Skew: 3 degrees, 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: 8.5m (27.9ft), Out-to-Out Width: 8.5m (27.9ft)
Condition: Channel: Good, Culverts: Good, Operating Rating: 44.4 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, 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 24 months, Inspection Date: June 2021
Structure Number: 285976, Location: 075403404 (Lat: 41.251064, Lng: -95.427525), Route carried "on" structure: County highway , Year Built: 2008, Status: Open, Structure Length: 0.85m (2.79ft), Average Daily Traffic: 30 (year 2016), Average Future Daily Traffic: 30 (year 2041), Design Load: HS 20, Features Intersected: DRAINAGE, Facility Carried by Structure: 400TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.882, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 9.1m (29.9ft), Skew: 3 degrees, 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: 8.5m (27.9ft), Out-to-Out Width: 8.5m (27.9ft)
Condition: Channel: Good, Culverts: Good, Operating Rating: 44.4 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, 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 24 months, Inspection Date: June 2021
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Structure Number: 4334, Location: AT JCT. IOWA 92 (Lat: 41.232372, Lng: -95.403569), Route carried "under" structure: State highway 92, Year Built: 1957, Structure Length: 0. m, Average Daily Traffic: 1,440 (year 2020), Truck Traffic: 18%, Features Intersected: IOWA 92, Facility Carried by Structure: US 59
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 44.659, Lanes on structure: 2, Lanes under structure: 4, Material/Design: Steel continuous, Design/Construction: Stringer/Multi-beam, Length of Maximum Span: 18.0m (59.1ft)
Structure Number: 4334, Location: AT JCT. IOWA 92 (Lat: 41.232372, Lng: -95.403569), Route carried "under" structure: State highway 92, Year Built: 1957, Structure Length: 0. m, Average Daily Traffic: 1,440 (year 2020), Truck Traffic: 18%, Features Intersected: IOWA 92, Facility Carried by Structure: US 59
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 44.659, Lanes on structure: 2, Lanes under structure: 4, Material/Design: Steel continuous, Design/Construction: Stringer/Multi-beam, Length of Maximum Span: 18.0m (59.1ft)