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

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Structure Number: 12731,  Location: COLLEGE DR (Lat: 42.025000,  Lng: -94.202778),  Route carried "on" structure: City street ,  Year Built: 1987,  Status: Open,  Structure Length: 2.07m (6.79ft),  Average Daily Traffic: 1,490 (year 1996),  Average Future Daily Traffic: 2,691 (year 2027),  Design Load: HS 20,  Features Intersected: NORTH WALNUT CREEK,  Facility Carried by Structure: COLLEGE DR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 6.7m (22.0ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 1.2m (3.9ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 40.9 metric tons,  Inventory Rating: 32.7 metric tons,  Structural Evaluation: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.07m (6.79ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Total Project Cost: $22,000 ( Estimate for 2005)

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Structure Number: 12741,  Location: 73RD ST (Lat: 42.008333,  Lng: -94.205556),  Route carried "on" structure: City street ,  Year Built: 1996,  Status: Open,  Structure Length: 6.25m (20.51ft),  Average Daily Traffic: 21,300 (year 2000),  Average Future Daily Traffic: 38,469 (year 2027),  Design Load: HS 20,  Features Intersected: WALNUT CREEK,  Facility Carried by Structure: 73RD ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.344,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Skew: 20 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 18.3m (60.0ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 0.0m,  Curb-To-Curb Width: 21.9m (71.9ft),  Out-to-Out Width: 23.7m (77.8ft)

Condition: Deck: Very good,  Superstructure: Excellent,  Substructure: Excellent,  Channel: Very good,  Operating Rating: 40.9 metric tons,  Inventory Rating: 32.7 metric tons,  Structural Evaluation: Superior to present desirable criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 6.25m (20.51ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Total Project Cost: $25,000 ( Estimate for 2007),  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: 4225,  Location: 0000000 (Lat: 41.991667,  Lng: -94.197222),  Route carried "on" structure: Interstate 235,  Year Built: 1968,  Year Reconstructed: 1986,  Status: Open,  Structure Length: 9.97m (32.71ft),  Average Daily Traffic: 46,150 (year 2006),  Truck Traffic: 3%,  Average Future Daily Traffic: 124,309 (year 2026),  Design Load: HS 20,  Features Intersected: OVER 8TH ST & RR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.129,  Lanes on structure: 4,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 16.5m (54.1ft),  Skew: 14 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 29.9m (98.1ft),  Curb-To-Curb Width: 19.7m (64.6ft),  Out-to-Out Width: 20.6m (67.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 64.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 38.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2006,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete

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Structure Number: 4226,  Location: 0000000 (Lat: 41.991667,  Lng: -94.197222),  Route carried "on" structure: Interstate 235,  Year Built: 1968,  Year Reconstructed: 1986,  Status: Open,  Structure Length: 10.27m (33.69ft),  Average Daily Traffic: 46,150 (year 2006),  Truck Traffic: 3%,  Average Future Daily Traffic: 124,309 (year 2026),  Design Load: HS 20,  Features Intersected: OVER 8TH ST & RR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.129,  Lanes on structure: 3,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 17.1m (56.1ft),  Skew: 14 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 29.9m (98.1ft),  Curb-To-Curb Width: 16.0m (52.5ft),  Out-to-Out Width: 17.0m (55.8ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 55.3 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 34.2 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,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2006,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete

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Structure Number: 4227,  Location: 0000000 (Lat: 41.991667,  Lng: -94.191667),  Route carried "on" structure: Interstate 235,  Year Built: 1968,  Year Reconstructed: 1986,  Status: Open,  Structure Length: 10.24m (33.60ft),  Average Daily Traffic: 50,550 (year 2006),  Truck Traffic: 3%,  Average Future Daily Traffic: 136,161 (year 2026),  Design Load: HS 20,  Features Intersected: WALNUT CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.356,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 19.8m (65.0ft),  Skew: 2 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 39.3m (128.9ft),  Curb-To-Curb Width: 19.7m (64.6ft),  Out-to-Out Width: 20.6m (67.6ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Good,  Operating Rating: 66.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 38.0 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,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: July 2006,  Critical Feature Inspection Date: July 2006,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete

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Structure Number: 4228,  Location: 0000000 (Lat: 41.991667,  Lng: -94.191667),  Route carried "on" structure: Interstate 235,  Year Built: 1968,  Year Reconstructed: 1986,  Status: Open,  Structure Length: 10.24m (33.60ft),  Average Daily Traffic: 50,550 (year 2006),  Truck Traffic: 3%,  Average Future Daily Traffic: 136,161 (year 2026),  Design Load: HS 20,  Features Intersected: WALNUT CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.356,  Lanes on structure: 3,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 15.9m (52.2ft),  Skew: 12 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 39.3m (128.9ft),  Curb-To-Curb Width: 16.0m (52.5ft),  Out-to-Out Width: 17.0m (55.8ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 64.3 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 39.4 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: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: July 2006,  Critical Feature Inspection Date: July 2006,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete

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Structure Number: 504205,  Location: BUFFALO RD (Lat: 42.005556,  Lng: -94.205556),  Route carried "on" structure: City street ,  Year Built: 1991,  Status: Open,  Structure Length: 6.71m (22.01ft),  Average Daily Traffic: 926 (year 1998),  Average Future Daily Traffic: 926 (year 2027),  Design Load: HS 20,  Features Intersected: WALNUT CREEK,  Facility Carried by Structure: BUFFALO RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 3,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 12.5m (41.0ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 14.9m (48.9ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 0.0m,  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 14.9m (48.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 40.9 metric tons,  Inventory Rating: 32.7 metric tons,  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 6.71m (22.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Total Project Cost: $22,000 ( Estimate for 2005),  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 4225,  Location: 73RD ST (Lat: 41.991667,  Lng: -94.197222),  Route carried "under" structure: City street ,  Year Built: 1968,  Structure Length: 9.97m (32.71ft),  Average Daily Traffic: 17,600 (year 1996),  Features Intersected: UNDER EB I-235,  Facility Carried by Structure: EB I-235
Minimum Vertical Clearance: 7.14m (23.43ft),  Kilometerpoint: 2.467,  Lanes on structure: 4,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 99.7m (327.1ft)

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Structure Number: 4226,  Location: 73RD ST (Lat: 41.991667,  Lng: -94.197222),  Route carried "under" structure: City street ,  Year Built: 1968,  Structure Length: 10.27m (33.69ft),  Average Daily Traffic: 17,600 (year 1996),  Features Intersected: UNDER WB I-235,  Facility Carried by Structure: WB I-235
Minimum Vertical Clearance: 6.78m (22.24ft),  Kilometerpoint: 2.467,  Lanes on structure: 3,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 102.7m (336.9ft)

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Structure Number: 42291,  Location: 0000000 (Lat: 41.991667,  Lng: -94.177778),  Route carried "under" structure: Interstate 235,  Year Built: 2004,  Structure Length: 6.74m (22.11ft),  Average Daily Traffic: 90,100 (year 2006),  Truck Traffic: 3%,  Features Intersected: UNDER IA 28(63RD ST),  Facility Carried by Structure: Iowa #28
Minimum Vertical Clearance: 0.48m (1.57ft),  Kilometerpoint: 5.936,  Lanes on structure: 4,  Lanes under structure: 6,  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Length of Maximum Span: 67.4m (221.1ft)