Bridge Statistics for Linn, Missouri (MO)
Condition, Traffic, Stress, Structural Evaluation, Project Costs

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Structure Number: 15288,  Location: S 18 T 43 N R 8 W (Lat: 38.482111,  Lng: -91.851139),  Route carried "on" structure: County highway 90,  Year Built: 1997,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 100 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 140 (year 2041),  Design Load: HS 20,  Features Intersected: LINN CR,  Facility Carried by Structure: COUNTY RD 621
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.159,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.4m (11.2ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 74.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 44.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present desirable criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021

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Structure Number: 15472,  Location: S 17 T 43 N R 8 W (Lat: 38.481889,  Lng: -91.834361),  Route carried "on" structure: County highway 95,  Year Built: 1940,  Status: Open,  Structure Length: 1.04m (3.41ft),  Average Daily Traffic: 100 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 140 (year 2041),  Features Intersected: LINN CREEK,  Facility Carried by Structure: COUNTY RD 303
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.483,  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: 2,  Length of Maximum Span: 6.7m (22.0ft),  Curb-To-Curb Width: 6.2m (20.3ft),  Out-to-Out Width: 6.2m (20.3ft)

Condition: Deck: Satisfactory,  Superstructure: Poor,  Substructure: Fair,  Channel: Fair,  Operating Rating: 38.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 24.3 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 0.17m (0.56ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $85,000,  Roadway Improvement Cost: $8,000,  Total Project Cost: $127,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 17087,  Location: S 1 T 42 N R 9 W (Lat: 38.417944,  Lng: -91.873556),  Route carried "on" structure: County highway 142,  Year Built: 1930,  Year Reconstructed: 2006,  Status: Posted for load,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 10 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 14 (year 2041),  Features Intersected: LAKE DTCH CR,  Facility Carried by Structure: COUNTY RD 622
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.966,  Lanes on structure: 1,  Owner: County Highway Agency,  Approaching Roadway Width: 4.9m (16.1ft),  Material/Design: Steel,  Design/Construction: Girder and Floorbeam System,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 8.6m (28.2ft),  Curb-To-Curb Width: 4.3m (14.1ft),  Out-to-Out Width: 4.6m (15.1ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 18.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 10.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Equal to present minimum criteria,  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: > 39.9% below),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Critical Feature Inspection Date: April 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 17135,  Location: S 8 T 42 N R 8 W (Lat: 38.411222,  Lng: -91.846889),  Route carried "on" structure: County highway 143,  Year Built: 1930,  Status: Posted for load,  Structure Length: 2.29m (7.51ft),  Average Daily Traffic: 15 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 21 (year 2041),  Features Intersected: SWAN CR,  Facility Carried by Structure: COUNTY RD 625
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.897,  Lanes on structure: 1,  Owner: County Highway Agency,  Approaching Roadway Width: 4.9m (16.1ft),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 1,  Length of Maximum Span: 12.2m (40.0ft),  Curb-To-Curb Width: 4.1m (13.5ft),  Out-to-Out Width: 4.3m (14.1ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Serious,  Channel: Serious,  Operating Rating: 9.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 6.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: High priority of replacement,  Deck Geometry: Somewhat better than minimum adequacy,  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: > 39.9% below),  Length Of Structure Improvement: 0.31m (1.02ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Critical Feature Inspection Date: April 2021,  Bridge Improvement Cost: $226,000,  Roadway Improvement Cost: $23,000,  Total Project Cost: $340,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 28795,  Location: S 11 T 43 N R 8 W (Lat: 38.496889,  Lng: -91.789583),  Route carried "on" structure: County highway 102,  Year Built: 2001,  Status: Open,  Structure Length: 0.61m (2.00ft),  Average Daily Traffic: 100 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 140 (year 2041),  Features Intersected: BR OF CARTER CR,  Facility Carried by Structure: COUNTY RD 304
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.345,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.1m (20.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  Channel: Satisfactory,  Operating Rating: 46.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.5 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: Better than present minimum criteria,  Approach Roadway Alignment: High priority of corrective action,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 32208,  Location: S 5 T 42 N R 8 W (Lat: 38.421272,  Lng: -91.848314),  Route carried "on" structure: County highway 141,  Year Built: 2007,  Status: Open,  Structure Length: 1.14m (3.74ft),  Average Daily Traffic: 25 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 35 (year 2041),  Design Load: HS 20,  Features Intersected: SWAN CR,  Facility Carried by Structure: COUNTY RD 624
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 1,  Owner: County Highway Agency,  Approaching Roadway Width: 5.2m (17.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.5m (34.4ft),  Curb-To-Curb Width: 4.4m (14.4ft),  Out-to-Out Width: 4.7m (15.4ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Satisfactory,  Inventory Rating: 66.6 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 32771,  Location: S 33 T 44 N R 8 W (Lat: 38.529500,  Lng: -91.818778),  Route carried "on" structure: County highway 303,  Year Built: 2003,  Status: Open,  Structure Length: 3.20m (10.50ft),  Average Daily Traffic: 50 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 70 (year 2041),  Features Intersected: CEDAR CR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 30.5m (100.1ft),  Curb-To-Curb Width: 6.7m (22.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Very good,  Superstructure: Excellent,  Substructure: Excellent,  Channel: Good,  Operating Rating: 76.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: High priority of corrective action,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 3824,  Location: S 7 T 43 N R 8 W (Lat: 38.493561,  Lng: -91.861564),  Route carried "on" structure: US 50,  Year Built: 1990,  Status: Open,  Structure Length: 0.95m (3.12ft),  Average Daily Traffic: 9,907 (year 2021),  Truck Traffic: 8%,  Average Future Daily Traffic: 17,337 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: LAUGHLIN CR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 257.872,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 17.1m (56.1ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.0m (13.1ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Structural Evaluation: 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: December 2020

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Structure Number: 3825,  Location: S 7 T 43 N R 8 W (Lat: 38.493594,  Lng: -91.860281),  Route carried "on" structure: US 50,  Year Built: 1990,  Status: Open,  Structure Length: 0.95m (3.12ft),  Average Daily Traffic: 9,907 (year 2021),  Truck Traffic: 8%,  Average Future Daily Traffic: 17,337 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: LINN CR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 257.985,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.0m (13.1ft)

Condition: Channel: Good,  Culverts: Satisfactory,  Structural Evaluation: 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: December 2020

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Structure Number: 8058,  Location: S 18 T 43 N R 8 W (Lat: 38.485533,  Lng: -91.857094),  Route carried "on" structure: State highway U,  Year Built: 1961,  Status: Open,  Structure Length: 0.71m (2.33ft),  Average Daily Traffic: 1,460 (year 2021),  Truck Traffic: 6%,  Average Future Daily Traffic: 2,117 (year 2041),  Design Load: H 15,  Features Intersected: LINN CR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.478,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.4m (11.2ft),  Curb-To-Curb Width: 8.8m (28.9ft),  Out-to-Out Width: 9.4m (30.8ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 63.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 38.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020

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Structure Number: 945,  Location: S 18 T 43 N R 8 W (Lat: 38.478839,  Lng: -91.859528),  Route carried "on" structure: State highway U,  Year Built: 1900,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 1,460 (year 2021),  Truck Traffic: 6%,  Average Future Daily Traffic: 2,117 (year 2041),  Features Intersected: LINN CR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.263,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 2.8m (9.2ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 6.5m (21.3ft),  Out-to-Out Width: 7.1m (23.3ft)

Condition: Channel: Fair,  Culverts: Fair,  Operating Rating: 24.3 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 14.4 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 0.13m (0.43ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Bridge Improvement Cost: $250,000,  Roadway Improvement Cost: $25,000,  Total Project Cost: $375,000 ( Estimate for 2022),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 9709,  Location: S 7 T 43 N R 8 W (Lat: 38.494314,  Lng: -91.859025),  Route carried "on" structure: State highway 100,  Year Built: 1953,  Status: Open,  Structure Length: 1.58m (5.18ft),  Average Daily Traffic: 1,861 (year 2021),  Truck Traffic: 5%,  Average Future Daily Traffic: 2,698 (year 2041),  Design Load: H 10,  Features Intersected: JOHNSON CR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.097,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Fair,  Culverts: Fair,  Operating Rating: 45.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 27.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020