Bridge Statistics for Cambridge, Iowa (IA)
Condition, Traffic, Stress, Structural Evaluation, Project Costs
- National Bridge Inventory (NBI) Statistics
- 20Number of bridges
- 236ft / 72.0mTotal length
- 10,155Total average daily traffic
- 653Total average daily truck traffic
- 10,225Total future (year 2040) average daily traffic
- National Bridge Inventory (NBI) Registered Bridges for Cambridge
- No street view available for this location
- New bridges - historical statistics
- 21920-1929
- 21930-1939
- 21940-1949
- 31950-1959
- 11960-1969
- 11970-1979
- 71980-1989
- 12000-2009
- 12020-2022
- Reconstructed bridges - Historical Statistics
- 11960-1969
- 11970-1979
- 11980-1989
- 01990-1999
- 12000-2009
- Bridge Condition - Deck
- 12.5%Very good
- 37.5%Good
- 18.8%Satisfactory
- 12.5%Fair
- 18.8%Poor
- Bridge Condition - Superstructure
- 25.0%Very good
- 18.8%Good
- 37.5%Satisfactory
- 6.3%Fair
- 12.5%Poor
- Bridge Condition - Substructure
- 18.8%Very good
- 37.5%Good
- 12.5%Satisfactory
- 12.5%Fair
- 18.8%Poor
- Bridge Condition - Channel
- 5.3%Very good
- 42.1%Good
- 42.1%Satisfactory
- 10.5%Fair
- Bridge Condition - Culverts
- 75.0%Good
- 25.0%Fair
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Structure Number: 4902, Location: 2.5 MILES E OF JCT I-35 (Lat: 41.877694, Lng: -93.522228), Route carried "on" structure: State highway 210, Year Built: 1939, Year Reconstructed: 1993, Status: Open, Structure Length: 4.33m (14.21ft), Average Daily Traffic: 1,730 (year 2020), Truck Traffic: 5%, Average Future Daily Traffic: 1,730 (year 2040), Design Load: HS 20, Features Intersected: UP RR
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 37.089, Lanes on structure: 2, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 11.0m (36.1ft), Material/Design: Steel continuous, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 16.5m (54.1ft), Curb-To-Curb Width: 8.0m (26.2ft), Out-to-Out Width: 8.9m (29.2ft)
Condition: Deck: Very good, Superstructure: Very good, Substructure: Good, Operating Rating: 62.8 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: Meets minimum limits, Underclear: Somewhat better than minimum adequacy, Approach Roadway Alignment: Somewhat better than minimum adequacy, Designated Inspection Frequency: Every 24 months, Inspection Date: August 2020, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete, Deck Protection: Epoxy Coated Reinforcing
Structure Number: 4902, Location: 2.5 MILES E OF JCT I-35 (Lat: 41.877694, Lng: -93.522228), Route carried "on" structure: State highway 210, Year Built: 1939, Year Reconstructed: 1993, Status: Open, Structure Length: 4.33m (14.21ft), Average Daily Traffic: 1,730 (year 2020), Truck Traffic: 5%, Average Future Daily Traffic: 1,730 (year 2040), Design Load: HS 20, Features Intersected: UP RR
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 37.089, Lanes on structure: 2, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 11.0m (36.1ft), Material/Design: Steel continuous, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 16.5m (54.1ft), Curb-To-Curb Width: 8.0m (26.2ft), Out-to-Out Width: 8.9m (29.2ft)
Condition: Deck: Very good, Superstructure: Very good, Substructure: Good, Operating Rating: 62.8 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: Meets minimum limits, Underclear: Somewhat better than minimum adequacy, Approach Roadway Alignment: Somewhat better than minimum adequacy, Designated Inspection Frequency: Every 24 months, Inspection Date: August 2020, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete, Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 49031, Location: 1.2 MILES E OF SR R70 (Lat: 41.877647, Lng: -93.508306), Route carried "on" structure: State highway 210, Year Built: 1988, Status: Open, Structure Length: 10.36m (33.99ft), Average Daily Traffic: 1,730 (year 2020), Truck Traffic: 5%, Average Future Daily Traffic: 1,730 (year 2040), Design Load: HS 20, Features Intersected: SOUTH SKUNK RIVER
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 38.244, Lanes on structure: 2, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 13.4m (44.0ft), Skew: 1 degrees, Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 4, Length of Maximum Span: 29.6m (97.1ft), Curb-To-Curb Width: 10.9m (35.8ft), Out-to-Out Width: 11.9m (39.0ft)
Condition: Deck: Good, Superstructure: Very good, Substructure: Very good, Channel: Good, Inventory Rating: 44.6 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 24 months, Underwater Inspection Frequency: Every 48 months, Inspection Date: November 2020, Underwater Inspection Date: November 2018, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete, Deck Protection: Epoxy Coated Reinforcing
Structure Number: 49031, Location: 1.2 MILES E OF SR R70 (Lat: 41.877647, Lng: -93.508306), Route carried "on" structure: State highway 210, Year Built: 1988, Status: Open, Structure Length: 10.36m (33.99ft), Average Daily Traffic: 1,730 (year 2020), Truck Traffic: 5%, Average Future Daily Traffic: 1,730 (year 2040), Design Load: HS 20, Features Intersected: SOUTH SKUNK RIVER
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 38.244, Lanes on structure: 2, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 13.4m (44.0ft), Skew: 1 degrees, Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 4, Length of Maximum Span: 29.6m (97.1ft), Curb-To-Curb Width: 10.9m (35.8ft), Out-to-Out Width: 11.9m (39.0ft)
Condition: Deck: Good, Superstructure: Very good, Substructure: Very good, Channel: Good, Inventory Rating: 44.6 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 24 months, Underwater Inspection Frequency: Every 48 months, Inspection Date: November 2020, Underwater Inspection Date: November 2018, 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: 2827, Location: 081231001 (Lat: 41.849475, Lng: -93.509806), Route carried "on" structure: County highway , Year Built: 1928, Status: Posted for load, Structure Length: 6.58m (21.59ft), Average Daily Traffic: 30 (year 2016), Average Future Daily Traffic: 30 (year 2041), Features Intersected: SKUNK RIVER, Facility Carried by Structure: LOCAL ROAD
Minimum Vertical Clearance: 3.53m (11.58ft), Kilometerpoint: 9.138, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 7.9m (25.9ft), Material/Design: Steel, Design/Construction: Truss - Thru, Number Of Spans In Main Unit: 1, Number Of Approach Spans: 2, Length of Maximum Span: 37.5m (123.0ft), Curb-To-Curb Width: 5.2m (17.1ft), Out-to-Out Width: 5.2m (17.1ft)
Condition: Deck: Poor, Superstructure: Poor, Substructure: Poor, Channel: Satisfactory, Operating Rating: 20.0 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 14.2 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Meets minimum limits, Waterway Adequacy: Meets minimum limits, Approach Roadway Alignment: Equal to present minimum criteria, Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 20.0 - 29.9% below), Length Of Structure Improvement: 25.00m (82.02ft), Designated Inspection Frequency: Every 12 months, Critical Feature Inspection Frequency: Every 12 months, Inspection Date: June 2021, Critical Feature Inspection Date: June 2021, Bridge Improvement Cost: $600,000, Roadway Improvement Cost: $60,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber
Structure Number: 2827, Location: 081231001 (Lat: 41.849475, Lng: -93.509806), Route carried "on" structure: County highway , Year Built: 1928, Status: Posted for load, Structure Length: 6.58m (21.59ft), Average Daily Traffic: 30 (year 2016), Average Future Daily Traffic: 30 (year 2041), Features Intersected: SKUNK RIVER, Facility Carried by Structure: LOCAL ROAD
Minimum Vertical Clearance: 3.53m (11.58ft), Kilometerpoint: 9.138, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 7.9m (25.9ft), Material/Design: Steel, Design/Construction: Truss - Thru, Number Of Spans In Main Unit: 1, Number Of Approach Spans: 2, Length of Maximum Span: 37.5m (123.0ft), Curb-To-Curb Width: 5.2m (17.1ft), Out-to-Out Width: 5.2m (17.1ft)
Condition: Deck: Poor, Superstructure: Poor, Substructure: Poor, Channel: Satisfactory, Operating Rating: 20.0 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 14.2 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Meets minimum limits, Waterway Adequacy: Meets minimum limits, Approach Roadway Alignment: Equal to present minimum criteria, Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 20.0 - 29.9% below), Length Of Structure Improvement: 25.00m (82.02ft), Designated Inspection Frequency: Every 12 months, Critical Feature Inspection Frequency: Every 12 months, Inspection Date: June 2021, Critical Feature Inspection Date: June 2021, Bridge Improvement Cost: $600,000, Roadway Improvement Cost: $60,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 31375, Location: 082221802 (Lat: 41.919942, Lng: -93.463361), Route carried "on" structure: County highway , Year Built: 1941, Status: Open, Structure Length: 1.10m (3.61ft), Average Daily Traffic: 990 (year 2019), Truck Traffic: 10%, Average Future Daily Traffic: 990 (year 2041), Design Load: H 15, Features Intersected: CALAMUS CREEK, Facility Carried by Structure: S14/620TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.297, 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: 10.4m (34.1ft), Curb-To-Curb Width: 7.3m (24.0ft), Out-to-Out Width: 8.5m (27.9ft)
Condition: Deck: Poor, Superstructure: Poor, Substructure: Fair, Channel: Fair, Operating Rating: 51.7 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 30.8 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Meets minimum limits, Deck Geometry: Meets minimum limits, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 5.80m (19.03ft), Designated Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Bridge Improvement Cost: $115,000, Roadway Improvement Cost: $23,000, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous
Structure Number: 31375, Location: 082221802 (Lat: 41.919942, Lng: -93.463361), Route carried "on" structure: County highway , Year Built: 1941, Status: Open, Structure Length: 1.10m (3.61ft), Average Daily Traffic: 990 (year 2019), Truck Traffic: 10%, Average Future Daily Traffic: 990 (year 2041), Design Load: H 15, Features Intersected: CALAMUS CREEK, Facility Carried by Structure: S14/620TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.297, 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: 10.4m (34.1ft), Curb-To-Curb Width: 7.3m (24.0ft), Out-to-Out Width: 8.5m (27.9ft)
Condition: Deck: Poor, Superstructure: Poor, Substructure: Fair, Channel: Fair, Operating Rating: 51.7 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 30.8 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Meets minimum limits, Deck Geometry: Meets minimum limits, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 5.80m (19.03ft), Designated Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Bridge Improvement Cost: $115,000, Roadway Improvement Cost: $23,000, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 313961, Location: 082230402 (Lat: 41.940592, Lng: -93.541114), Route carried "on" structure: County highway , Year Built: 1989, Status: Open, Structure Length: 0.67m (2.20ft), Average Daily Traffic: 820 (year 2019), Truck Traffic: 7%, Average Future Daily Traffic: 820 (year 2041), Design Load: HS 20, Features Intersected: DRAINAGE DITCH, Facility Carried by Structure: R70/580TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.194, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 11.6m (38.1ft), Material/Design: Concrete continuous, Design/Construction: Culvert, Number Of Spans In Main Unit: 2, Length of Maximum Span: 3.0m (9.8ft)
Condition: Channel: Good, Culverts: Good, Operating Rating: 45.4 metric tons, Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment, Inventory Rating: 32.7 metric tons, Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment, Structural Evaluation: Better than present minimum criteria, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021
Structure Number: 313961, Location: 082230402 (Lat: 41.940592, Lng: -93.541114), Route carried "on" structure: County highway , Year Built: 1989, Status: Open, Structure Length: 0.67m (2.20ft), Average Daily Traffic: 820 (year 2019), Truck Traffic: 7%, Average Future Daily Traffic: 820 (year 2041), Design Load: HS 20, Features Intersected: DRAINAGE DITCH, Facility Carried by Structure: R70/580TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.194, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 11.6m (38.1ft), Material/Design: Concrete continuous, Design/Construction: Culvert, Number Of Spans In Main Unit: 2, Length of Maximum Span: 3.0m (9.8ft)
Condition: Channel: Good, Culverts: Good, Operating Rating: 45.4 metric tons, Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment, Inventory Rating: 32.7 metric tons, Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment, Structural Evaluation: Better than present minimum criteria, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021
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Structure Number: 313971, Location: 082230402 (Lat: 41.946397, Lng: -93.541142), Route carried "on" structure: County highway , Year Built: 1989, Status: Open, Structure Length: 0.67m (2.20ft), Average Daily Traffic: 820 (year 2019), Truck Traffic: 7%, Average Future Daily Traffic: 820 (year 2041), Design Load: HS 20, Features Intersected: DRAINAGE DITCH, Facility Carried by Structure: 580TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.840, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 11.6m (38.1ft), Material/Design: Concrete continuous, Design/Construction: Culvert, Number Of Spans In Main Unit: 2, Length of Maximum Span: 3.0m (9.8ft)
Condition: Channel: Good, Culverts: Good, Operating Rating: 45.4 metric tons, Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment, Inventory Rating: 32.7 metric tons, Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment, Structural Evaluation: Better than present minimum criteria, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021
Structure Number: 313971, Location: 082230402 (Lat: 41.946397, Lng: -93.541142), Route carried "on" structure: County highway , Year Built: 1989, Status: Open, Structure Length: 0.67m (2.20ft), Average Daily Traffic: 820 (year 2019), Truck Traffic: 7%, Average Future Daily Traffic: 820 (year 2041), Design Load: HS 20, Features Intersected: DRAINAGE DITCH, Facility Carried by Structure: 580TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.840, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 11.6m (38.1ft), Material/Design: Concrete continuous, Design/Construction: Culvert, Number Of Spans In Main Unit: 2, Length of Maximum Span: 3.0m (9.8ft)
Condition: Channel: Good, Culverts: Good, Operating Rating: 45.4 metric tons, Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment, Inventory Rating: 32.7 metric tons, Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment, Structural Evaluation: Better than present minimum criteria, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021
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Structure Number: 31399, Location: 082230501 (Lat: 41.950453, Lng: -93.551506), Route carried "on" structure: County highway , Year Built: 1929, Year Reconstructed: 1975, Status: Posted for load, Structure Length: 5.61m (18.41ft), Average Daily Traffic: 60 (year 2019), Average Future Daily Traffic: 60 (year 2041), Design Load: H 10, Features Intersected: SKUNK RIVER, Facility Carried by Structure: 280TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 8.296, Lanes on structure: 1, Owner: County Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Steel, Design/Construction: Truss - Thru, Number Of Spans In Main Unit: 2, Length of Maximum Span: 27.4m (89.9ft), Curb-To-Curb Width: 4.9m (16.1ft), Out-to-Out Width: 5.2m (17.1ft)
Condition: Deck: Fair, Superstructure: Satisfactory, Substructure: Poor, Channel: Satisfactory, Operating Rating: 20.2 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 12.2 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Meets minimum limits, Deck Geometry: High priority of corrective action, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Equal to present minimum criteria, Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 30.0 - 39.9% below), Length Of Structure Improvement: 21.80m (71.52ft), Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Critical Feature Inspection Date: Febuary 2021, Bridge Improvement Cost: $355,000, Roadway Improvement Cost: $53,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
Structure Number: 31399, Location: 082230501 (Lat: 41.950453, Lng: -93.551506), Route carried "on" structure: County highway , Year Built: 1929, Year Reconstructed: 1975, Status: Posted for load, Structure Length: 5.61m (18.41ft), Average Daily Traffic: 60 (year 2019), Average Future Daily Traffic: 60 (year 2041), Design Load: H 10, Features Intersected: SKUNK RIVER, Facility Carried by Structure: 280TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 8.296, Lanes on structure: 1, Owner: County Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Steel, Design/Construction: Truss - Thru, Number Of Spans In Main Unit: 2, Length of Maximum Span: 27.4m (89.9ft), Curb-To-Curb Width: 4.9m (16.1ft), Out-to-Out Width: 5.2m (17.1ft)
Condition: Deck: Fair, Superstructure: Satisfactory, Substructure: Poor, Channel: Satisfactory, Operating Rating: 20.2 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 12.2 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Meets minimum limits, Deck Geometry: High priority of corrective action, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Equal to present minimum criteria, Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 30.0 - 39.9% below), Length Of Structure Improvement: 21.80m (71.52ft), Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Critical Feature Inspection Date: Febuary 2021, Bridge Improvement Cost: $355,000, Roadway Improvement Cost: $53,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 314071, Location: 082230904 (Lat: 41.934589, Lng: -93.541153), Route carried "on" structure: County highway , Year Built: 1989, Status: Posted for load, Structure Length: 10.12m (33.20ft), Average Daily Traffic: 820 (year 2019), Truck Traffic: 7%, Average Future Daily Traffic: 820 (year 2041), Design Load: HS 20, Features Intersected: SKUNK RIVER, Facility Carried by Structure: R70/580TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 5.512, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 11.6m (38.1ft), Skew: 4 degrees, Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 4, Length of Maximum Span: 25.0m (82.0ft), Curb-To-Curb Width: 9.1m (29.9ft), Out-to-Out Width: 9.8m (32.2ft)
Condition: Deck: Good, Superstructure: Satisfactory, Substructure: Good, Channel: Good, Operating Rating: 84.9 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 36.6 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Equal to present minimum criteria, Deck Geometry: Equal to present minimum criteria, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Structure Number: 314071, Location: 082230904 (Lat: 41.934589, Lng: -93.541153), Route carried "on" structure: County highway , Year Built: 1989, Status: Posted for load, Structure Length: 10.12m (33.20ft), Average Daily Traffic: 820 (year 2019), Truck Traffic: 7%, Average Future Daily Traffic: 820 (year 2041), Design Load: HS 20, Features Intersected: SKUNK RIVER, Facility Carried by Structure: R70/580TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 5.512, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 11.6m (38.1ft), Skew: 4 degrees, Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 4, Length of Maximum Span: 25.0m (82.0ft), Curb-To-Curb Width: 9.1m (29.9ft), Out-to-Out Width: 9.8m (32.2ft)
Condition: Deck: Good, Superstructure: Satisfactory, Substructure: Good, Channel: Good, Operating Rating: 84.9 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 36.6 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Equal to present minimum criteria, Deck Geometry: Equal to present minimum criteria, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 31408, Location: 082230907 (Lat: 41.933614, Lng: -93.534383), Route carried "on" structure: County highway , Year Built: 1937, Status: Posted for load, Structure Length: 0.98m (3.22ft), Average Daily Traffic: 80 (year 2019), Average Future Daily Traffic: 80 (year 2041), Features Intersected: OLD SKUNK RIVER CHANNEL, Facility Carried by Structure: 290TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 12.051, 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: 9.1m (29.9ft), Curb-To-Curb Width: 7.2m (23.6ft), Out-to-Out Width: 7.3m (24.0ft)
Condition: Deck: Good, Superstructure: Satisfactory, Substructure: Good, Channel: Good, Operating Rating: 34.6 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 20.8 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Equal to present minimum criteria, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: High priority of replacement, Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below), Length Of Structure Improvement: 5.40m (17.72ft), Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021, Bridge Improvement Cost: $88,000, Roadway Improvement Cost: $13,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
Structure Number: 31408, Location: 082230907 (Lat: 41.933614, Lng: -93.534383), Route carried "on" structure: County highway , Year Built: 1937, Status: Posted for load, Structure Length: 0.98m (3.22ft), Average Daily Traffic: 80 (year 2019), Average Future Daily Traffic: 80 (year 2041), Features Intersected: OLD SKUNK RIVER CHANNEL, Facility Carried by Structure: 290TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 12.051, 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: 9.1m (29.9ft), Curb-To-Curb Width: 7.2m (23.6ft), Out-to-Out Width: 7.3m (24.0ft)
Condition: Deck: Good, Superstructure: Satisfactory, Substructure: Good, Channel: Good, Operating Rating: 34.6 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 20.8 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Equal to present minimum criteria, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: High priority of replacement, Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below), Length Of Structure Improvement: 5.40m (17.72ft), Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021, Bridge Improvement Cost: $88,000, Roadway Improvement Cost: $13,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 314085, Location: 082231203 (Lat: 41.928339, Lng: -93.469617), Route carried "on" structure: County highway , Year Built: 1958, Year Reconstructed: 2005, Status: Posted for load, Structure Length: 0.61m (2.00ft), Average Daily Traffic: 30 (year 2019), Average Future Daily Traffic: 30 (year 2041), Features Intersected: CALAMUS CREEK, Facility Carried by Structure: 295TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 1.106, Lanes on structure: 1, Owner: County Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Wood or Timber, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 5.2m (17.1ft), Curb-To-Curb Width: 7.3m (24.0ft), Out-to-Out Width: 7.3m (24.0ft)
Condition: Deck: Satisfactory, Superstructure: Good, Substructure: Good, Channel: Satisfactory, Operating Rating: 31.7 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 22.2 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Equal to present minimum criteria, Deck Geometry: Equal to present minimum criteria, 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), Length Of Structure Improvement: 4.00m (13.12ft), Designated Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Bridge Improvement Cost: $65,000, Roadway Improvement Cost: $10,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
Structure Number: 314085, Location: 082231203 (Lat: 41.928339, Lng: -93.469617), Route carried "on" structure: County highway , Year Built: 1958, Year Reconstructed: 2005, Status: Posted for load, Structure Length: 0.61m (2.00ft), Average Daily Traffic: 30 (year 2019), Average Future Daily Traffic: 30 (year 2041), Features Intersected: CALAMUS CREEK, Facility Carried by Structure: 295TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 1.106, Lanes on structure: 1, Owner: County Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Wood or Timber, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 5.2m (17.1ft), Curb-To-Curb Width: 7.3m (24.0ft), Out-to-Out Width: 7.3m (24.0ft)
Condition: Deck: Satisfactory, Superstructure: Good, Substructure: Good, Channel: Satisfactory, Operating Rating: 31.7 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 22.2 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Equal to present minimum criteria, Deck Geometry: Equal to present minimum criteria, 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), Length Of Structure Improvement: 4.00m (13.12ft), Designated Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Bridge Improvement Cost: $65,000, Roadway Improvement Cost: $10,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 314101, Location: 082231604 (Lat: 41.917550, Lng: -93.540911), Route carried "on" structure: County highway , Year Built: 1989, Status: Open, Structure Length: 2.38m (7.81ft), Average Daily Traffic: 820 (year 2019), Truck Traffic: 7%, Average Future Daily Traffic: 820 (year 2041), Design Load: HS 20, Features Intersected: UNION 118 WIRE LAKE OUTL, Facility Carried by Structure: R70/580TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 3.610, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 11.6m (38.1ft), 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: 9.1m (29.9ft), Out-to-Out Width: 9.8m (32.2ft)
Condition: Deck: Good, Superstructure: Good, Substructure: Good, Channel: Good, Operating Rating: 62.0 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 36.7 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Better than present minimum criteria, Deck Geometry: Equal to present minimum criteria, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Superior to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Structure Number: 314101, Location: 082231604 (Lat: 41.917550, Lng: -93.540911), Route carried "on" structure: County highway , Year Built: 1989, Status: Open, Structure Length: 2.38m (7.81ft), Average Daily Traffic: 820 (year 2019), Truck Traffic: 7%, Average Future Daily Traffic: 820 (year 2041), Design Load: HS 20, Features Intersected: UNION 118 WIRE LAKE OUTL, Facility Carried by Structure: R70/580TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 3.610, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 11.6m (38.1ft), 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: 9.1m (29.9ft), Out-to-Out Width: 9.8m (32.2ft)
Condition: Deck: Good, Superstructure: Good, Substructure: Good, Channel: Good, Operating Rating: 62.0 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 36.7 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Better than present minimum criteria, Deck Geometry: Equal to present minimum criteria, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Superior to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 314111, Location: 082231604 (Lat: 41.908081, Lng: -93.540767), Route carried "on" structure: County highway , Year Built: 1989, Status: Open, Structure Length: 4.69m (15.39ft), Average Daily Traffic: 820 (year 2019), Truck Traffic: 7%, Average Future Daily Traffic: 820 (year 2041), Design Load: HS 20, Features Intersected: BALLARD CREEK, Facility Carried by Structure: R70/580TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 2.559, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 11.6m (38.1ft), Skew: 1 degrees, Material/Design: Concrete continuous, Design/Construction: Slab, Number Of Spans In Main Unit: 3, Length of Maximum Span: 17.4m (57.1ft), Curb-To-Curb Width: 9.1m (29.9ft), Out-to-Out Width: 9.8m (32.2ft)
Condition: Deck: Good, Superstructure: Good, Substructure: Good, Channel: Satisfactory, Operating Rating: 55.3 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 32.7 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Better than present minimum criteria, Deck Geometry: Equal to present minimum criteria, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Structure Number: 314111, Location: 082231604 (Lat: 41.908081, Lng: -93.540767), Route carried "on" structure: County highway , Year Built: 1989, Status: Open, Structure Length: 4.69m (15.39ft), Average Daily Traffic: 820 (year 2019), Truck Traffic: 7%, Average Future Daily Traffic: 820 (year 2041), Design Load: HS 20, Features Intersected: BALLARD CREEK, Facility Carried by Structure: R70/580TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 2.559, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 11.6m (38.1ft), Skew: 1 degrees, Material/Design: Concrete continuous, Design/Construction: Slab, Number Of Spans In Main Unit: 3, Length of Maximum Span: 17.4m (57.1ft), Curb-To-Curb Width: 9.1m (29.9ft), Out-to-Out Width: 9.8m (32.2ft)
Condition: Deck: Good, Superstructure: Good, Substructure: Good, Channel: Satisfactory, Operating Rating: 55.3 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 32.7 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Better than present minimum criteria, Deck Geometry: Equal to present minimum criteria, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 314121, Location: 570th Ave ov Ballard Cr (Lat: 41.908544, Lng: -93.560628), Route carried "on" structure: County highway , Year Built: 2020, Status: Open, Structure Length: 3.38m (11.09ft), Average Daily Traffic: 110 (year 2019), Average Future Daily Traffic: 110 (year 2041), Design Load: HL 93, Features Intersected: BALLARD CREEK, Facility Carried by Structure: 570TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 3.030, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 7.9m (25.9ft), Skew: 1 degrees, Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 33.5m (109.9ft), Curb-To-Curb Width: 9.3m (30.5ft), Out-to-Out Width: 10.1m (33.1ft)
Condition: Deck: Very good, Superstructure: Very good, Substructure: Very good, Channel: Very good, Operating Rating: 69.7 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: 53.8 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: Equal to present minimum criteria, Waterway Adequacy: Superior to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Structure Number: 314121, Location: 570th Ave ov Ballard Cr (Lat: 41.908544, Lng: -93.560628), Route carried "on" structure: County highway , Year Built: 2020, Status: Open, Structure Length: 3.38m (11.09ft), Average Daily Traffic: 110 (year 2019), Average Future Daily Traffic: 110 (year 2041), Design Load: HL 93, Features Intersected: BALLARD CREEK, Facility Carried by Structure: 570TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 3.030, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 7.9m (25.9ft), Skew: 1 degrees, Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 33.5m (109.9ft), Curb-To-Curb Width: 9.3m (30.5ft), Out-to-Out Width: 10.1m (33.1ft)
Condition: Deck: Very good, Superstructure: Very good, Substructure: Very good, Channel: Very good, Operating Rating: 69.7 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: 53.8 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: Equal to present minimum criteria, Waterway Adequacy: Superior to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 314161, Location: 082232203 (Lat: 41.903972, Lng: -93.520606), Route carried "on" structure: County highway , Year Built: 2002, Status: Open, Structure Length: 9.17m (30.09ft), Average Daily Traffic: 290 (year 2019), Truck Traffic: 11%, Average Future Daily Traffic: 290 (year 2041), Design Load: HS 20, Features Intersected: SKUNK RIVER, Facility Carried by Structure: 595TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.101, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 11.0m (36.1ft), Skew: 1 degrees, Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 32.6m (107.0ft), Curb-To-Curb Width: 9.3m (30.5ft), Out-to-Out Width: 10.1m (33.1ft)
Condition: Deck: Good, Superstructure: Very good, Substructure: Very good, Channel: Good, Operating Rating: 83.3 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 49.9 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: Better than present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Structure Number: 314161, Location: 082232203 (Lat: 41.903972, Lng: -93.520606), Route carried "on" structure: County highway , Year Built: 2002, Status: Open, Structure Length: 9.17m (30.09ft), Average Daily Traffic: 290 (year 2019), Truck Traffic: 11%, Average Future Daily Traffic: 290 (year 2041), Design Load: HS 20, Features Intersected: SKUNK RIVER, Facility Carried by Structure: 595TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.101, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 11.0m (36.1ft), Skew: 1 degrees, Material/Design: Prestressed concrete, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 32.6m (107.0ft), Curb-To-Curb Width: 9.3m (30.5ft), Out-to-Out Width: 10.1m (33.1ft)
Condition: Deck: Good, Superstructure: Very good, Substructure: Very good, Channel: Good, Operating Rating: 83.3 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 49.9 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: Better than present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 31419, Location: 082232206 (Lat: 41.897528, Lng: -93.508550), Route carried "on" structure: County highway , Year Built: 1974, Status: Closed, Structure Length: 1.49m (4.89ft), Average Daily Traffic: 30 (year 2019), Average Future Daily Traffic: 30 (year 2041), Features Intersected: SMALL STREAM, Facility Carried by Structure: 597TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.602, Lanes on structure: 2, 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: 2, Length of Maximum Span: 9.4m (30.8ft), Curb-To-Curb Width: 5.5m (18.0ft), Out-to-Out Width: 5.5m (18.0ft)
Condition: Deck: Satisfactory, Superstructure: Satisfactory, Substructure: Poor, Channel: Satisfactory, Deck Geometry: Meets minimum limits, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Better than present minimum criteria, Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below), Length Of Structure Improvement: 7.10m (23.29ft), Designated Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Bridge Improvement Cost: $116,000, Roadway Improvement Cost: $17,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
Structure Number: 31419, Location: 082232206 (Lat: 41.897528, Lng: -93.508550), Route carried "on" structure: County highway , Year Built: 1974, Status: Closed, Structure Length: 1.49m (4.89ft), Average Daily Traffic: 30 (year 2019), Average Future Daily Traffic: 30 (year 2041), Features Intersected: SMALL STREAM, Facility Carried by Structure: 597TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.602, Lanes on structure: 2, 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: 2, Length of Maximum Span: 9.4m (30.8ft), Curb-To-Curb Width: 5.5m (18.0ft), Out-to-Out Width: 5.5m (18.0ft)
Condition: Deck: Satisfactory, Superstructure: Satisfactory, Substructure: Poor, Channel: Satisfactory, Deck Geometry: Meets minimum limits, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Better than present minimum criteria, Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below), Length Of Structure Improvement: 7.10m (23.29ft), Designated Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Bridge Improvement Cost: $116,000, Roadway Improvement Cost: $17,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 314195, Location: 082232209 (Lat: 41.899331, Lng: -93.507411), Route carried "on" structure: County highway , Year Built: 1964, Status: Open, Structure Length: 1.34m (4.40ft), Average Daily Traffic: 30 (year 2019), Average Future Daily Traffic: 30 (year 2041), Features Intersected: DRAINAGE DITCH, Facility Carried by Structure: 315TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 3.835, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 7.9m (25.9ft), Material/Design: Steel, Design/Construction: Culvert, Number Of Spans In Main Unit: 2, Length of Maximum Span: 4.0m (13.1ft)
Condition: Channel: Fair, Culverts: Fair, Operating Rating: 28.1 metric tons, Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment, Inventory Rating: 20.0 metric tons, Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment, Structural Evaluation: Somewhat better than minimum adequacy, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Somewhat better than minimum adequacy, Length Of Structure Improvement: 6.60m (21.65ft), Designated Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Bridge Improvement Cost: $108,000, Roadway Improvement Cost: $16,000
Structure Number: 314195, Location: 082232209 (Lat: 41.899331, Lng: -93.507411), Route carried "on" structure: County highway , Year Built: 1964, Status: Open, Structure Length: 1.34m (4.40ft), Average Daily Traffic: 30 (year 2019), Average Future Daily Traffic: 30 (year 2041), Features Intersected: DRAINAGE DITCH, Facility Carried by Structure: 315TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 3.835, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 7.9m (25.9ft), Material/Design: Steel, Design/Construction: Culvert, Number Of Spans In Main Unit: 2, Length of Maximum Span: 4.0m (13.1ft)
Condition: Channel: Fair, Culverts: Fair, Operating Rating: 28.1 metric tons, Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment, Inventory Rating: 20.0 metric tons, Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment, Structural Evaluation: Somewhat better than minimum adequacy, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Somewhat better than minimum adequacy, Length Of Structure Improvement: 6.60m (21.65ft), Designated Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Bridge Improvement Cost: $108,000, Roadway Improvement Cost: $16,000
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Structure Number: 31421, Location: 082232703 (Lat: 41.891956, Lng: -93.516431), Route carried "on" structure: County highway , Year Built: 1949, Status: Posted for load, Structure Length: 5.61m (18.41ft), Average Daily Traffic: 80 (year 2019), Truck Traffic: 11%, Average Future Daily Traffic: 80 (year 2041), Design Load: H 10, Features Intersected: SKUNK RIVER, Facility Carried by Structure: 320TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 8.499, Lanes on structure: 1, Owner: County Highway Agency, Approaching Roadway Width: 7.9m (25.9ft), Material/Design: Steel, Design/Construction: Truss - Thru, Number Of Spans In Main Unit: 2, Length of Maximum Span: 27.4m (89.9ft), Curb-To-Curb Width: 4.9m (16.1ft), Out-to-Out Width: 5.2m (17.1ft)
Condition: Deck: Poor, Superstructure: Fair, Substructure: Satisfactory, Channel: Satisfactory, Operating Rating: 18.1 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 11.8 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Meets minimum limits, Deck Geometry: High priority of corrective action, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: High priority of replacement, Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 30.0 - 39.9% below), Length Of Structure Improvement: 21.80m (71.52ft), Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Critical Feature Inspection Date: Febuary 2021, Bridge Improvement Cost: $355,000, Roadway Improvement Cost: $53,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Bituminous
Structure Number: 31421, Location: 082232703 (Lat: 41.891956, Lng: -93.516431), Route carried "on" structure: County highway , Year Built: 1949, Status: Posted for load, Structure Length: 5.61m (18.41ft), Average Daily Traffic: 80 (year 2019), Truck Traffic: 11%, Average Future Daily Traffic: 80 (year 2041), Design Load: H 10, Features Intersected: SKUNK RIVER, Facility Carried by Structure: 320TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 8.499, Lanes on structure: 1, Owner: County Highway Agency, Approaching Roadway Width: 7.9m (25.9ft), Material/Design: Steel, Design/Construction: Truss - Thru, Number Of Spans In Main Unit: 2, Length of Maximum Span: 27.4m (89.9ft), Curb-To-Curb Width: 4.9m (16.1ft), Out-to-Out Width: 5.2m (17.1ft)
Condition: Deck: Poor, Superstructure: Fair, Substructure: Satisfactory, Channel: Satisfactory, Operating Rating: 18.1 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 11.8 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Meets minimum limits, Deck Geometry: High priority of corrective action, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: High priority of replacement, Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 30.0 - 39.9% below), Length Of Structure Improvement: 21.80m (71.52ft), Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Critical Feature Inspection Date: Febuary 2021, Bridge Improvement Cost: $355,000, Roadway Improvement Cost: $53,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 31422, Location: 082232703 (Lat: 41.892194, Lng: -93.521714), Route carried "on" structure: ServiceCounty highway , Year Built: 1957, Status: Posted for load, Structure Length: 1.52m (4.99ft), Average Daily Traffic: 10 (year 2019), Truck Traffic: 11%, Average Future Daily Traffic: 80 (year 2041), Features Intersected: ROAD DITCH, Facility Carried by Structure: FIELD ENTRANCE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 8.050, Lanes on structure: 1, Owner: County Highway Agency, Approaching Roadway Width: 4.9m (16.1ft), Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 5.2m (17.1ft), Curb-To-Curb Width: 4.9m (16.1ft), Out-to-Out Width: 4.9m (16.1ft)
Condition: Deck: Fair, Superstructure: Satisfactory, Substructure: Satisfactory, Channel: Good, Operating Rating: 13.6 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 8.2 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: High priority of replacement, Deck Geometry: High priority of corrective action, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Better than present minimum criteria, Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below), Length Of Structure Improvement: 7.20m (23.62ft), Designated Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Bridge Improvement Cost: $117,000, Roadway Improvement Cost: $18,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber
Structure Number: 31422, Location: 082232703 (Lat: 41.892194, Lng: -93.521714), Route carried "on" structure: ServiceCounty highway , Year Built: 1957, Status: Posted for load, Structure Length: 1.52m (4.99ft), Average Daily Traffic: 10 (year 2019), Truck Traffic: 11%, Average Future Daily Traffic: 80 (year 2041), Features Intersected: ROAD DITCH, Facility Carried by Structure: FIELD ENTRANCE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 8.050, Lanes on structure: 1, Owner: County Highway Agency, Approaching Roadway Width: 4.9m (16.1ft), Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 5.2m (17.1ft), Curb-To-Curb Width: 4.9m (16.1ft), Out-to-Out Width: 4.9m (16.1ft)
Condition: Deck: Fair, Superstructure: Satisfactory, Substructure: Satisfactory, Channel: Good, Operating Rating: 13.6 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 8.2 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: High priority of replacement, Deck Geometry: High priority of corrective action, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Better than present minimum criteria, Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below), Length Of Structure Improvement: 7.20m (23.62ft), Designated Inspection Frequency: Every 24 months, Inspection Date: Febuary 2021, Bridge Improvement Cost: $117,000, Roadway Improvement Cost: $18,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 31481, Location: 083233303 (Lat: 41.964981, Lng: -93.536369), Route carried "on" structure: County highway , Year Built: 1950, Year Reconstructed: 1974, Status: Posted for load, Structure Length: 0.76m (2.49ft), Average Daily Traffic: 35 (year 2019), Average Future Daily Traffic: 35 (year 2041), Features Intersected: DRAINAGE, Facility Carried by Structure: 270TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.146, Lanes on structure: 1, Owner: County Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Wood or Timber, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 7.3m (24.0ft), Curb-To-Curb Width: 7.5m (24.6ft), Out-to-Out Width: 7.5m (24.6ft)
Condition: Deck: Satisfactory, Superstructure: Satisfactory, Substructure: Fair, Channel: Satisfactory, Operating Rating: 27.2 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: Equal to present minimum criteria, 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: 4.60m (15.09ft), Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021, Bridge Improvement Cost: $75,000, Roadway Improvement Cost: $11,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
Structure Number: 31481, Location: 083233303 (Lat: 41.964981, Lng: -93.536369), Route carried "on" structure: County highway , Year Built: 1950, Year Reconstructed: 1974, Status: Posted for load, Structure Length: 0.76m (2.49ft), Average Daily Traffic: 35 (year 2019), Average Future Daily Traffic: 35 (year 2041), Features Intersected: DRAINAGE, Facility Carried by Structure: 270TH ST
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 6.146, Lanes on structure: 1, Owner: County Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Wood or Timber, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 7.3m (24.0ft), Curb-To-Curb Width: 7.5m (24.6ft), Out-to-Out Width: 7.5m (24.6ft)
Condition: Deck: Satisfactory, Superstructure: Satisfactory, Substructure: Fair, Channel: Satisfactory, Operating Rating: 27.2 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: Equal to present minimum criteria, 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: 4.60m (15.09ft), Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021, Bridge Improvement Cost: $75,000, Roadway Improvement Cost: $11,000, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 362925, Location: 083233302 (Lat: 41.957628, Lng: -93.541064), Route carried "on" structure: County highway , Year Built: 1987, Status: Open, Structure Length: 0.64m (2.10ft), Average Daily Traffic: 820 (year 2019), Truck Traffic: 7%, Average Future Daily Traffic: 820 (year 2041), Design Load: HS 20, Features Intersected: SMALL STREAM, Facility Carried by Structure: 580TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 8.087, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Concrete continuous, Design/Construction: Culvert, Number Of Spans In Main Unit: 2, Length of Maximum Span: 3.0m (9.8ft)
Condition: Channel: Satisfactory, Culverts: Good, Operating Rating: 34.5 metric tons, Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment, Inventory Rating: 24.5 metric tons, Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment, Structural Evaluation: Equal to present minimum criteria, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021
Structure Number: 362925, Location: 083233302 (Lat: 41.957628, Lng: -93.541064), Route carried "on" structure: County highway , Year Built: 1987, Status: Open, Structure Length: 0.64m (2.10ft), Average Daily Traffic: 820 (year 2019), Truck Traffic: 7%, Average Future Daily Traffic: 820 (year 2041), Design Load: HS 20, Features Intersected: SMALL STREAM, Facility Carried by Structure: 580TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 8.087, Lanes on structure: 2, Owner: County Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Concrete continuous, Design/Construction: Culvert, Number Of Spans In Main Unit: 2, Length of Maximum Span: 3.0m (9.8ft)
Condition: Channel: Satisfactory, Culverts: Good, Operating Rating: 34.5 metric tons, Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment, Inventory Rating: 24.5 metric tons, Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment, Structural Evaluation: Equal to present minimum criteria, Waterway Adequacy: Better than present minimum criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2021