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

Find on map >>   Show street view

Structure Number: 21941,  Location: 0.4 MILE EAST OF SR P30 (Lat: 41.688375,  Lng: -94.261150),  Route carried "on" structure: State highway 44,  Year Built: 1981,  Status: Open,  Structure Length: 4.05m (13.29ft),  Average Daily Traffic: 2,780 (year 2020),  Truck Traffic: 10%,  Average Future Daily Traffic: 2,780 (year 2041),  Design Load: HS 20,  Features Intersected: MOSQUITO CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 127.595,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.5m (50.9ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Very good,  Channel: Good,  Operating Rating: 66.4 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 30.0 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: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing

Find on map >>   Show street view

Structure Number: 131801,  Location: 079290602 (Lat: 41.686297,  Lng: -94.280461),  Route carried "on" structure: County highway ,  Year Built: 2015,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 15 (year 2016),  Average Future Daily Traffic: 15 (year 2041),  Design Load: HL 93,  Features Intersected: BRANCH MOSQUITO CREEK,  Facility Carried by Structure: A AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.926,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Very good,  Culverts: Very good,  Operating Rating: 44.7 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: 34.3 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: November 2021

Find on map >>   Show street view

Structure Number: 13182,  Location: 079290803 (Lat: 41.673339,  Lng: -94.246431),  Route carried "on" structure: County highway ,  Year Built: 1926,  Year Reconstructed: 1999,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 20 (year 2012),  Average Future Daily Traffic: 20 (year 2041),  Features Intersected: BRANCH MOSQUITO CREEK,  Facility Carried by Structure: COUNTY ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.351,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.7m (22.0ft),  Curb-To-Curb Width: 8.8m (28.9ft),  Out-to-Out Width: 9.3m (30.5ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Fair,  Channel: Fair,  Operating Rating: 39.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 23.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 4.50m (14.76ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Bridge Improvement Cost: $165,000,  Roadway Improvement Cost: $17,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel

Find on map >>   Show street view

Structure Number: 13183,  Location: 079290805 (Lat: 41.666053,  Lng: -94.244086),  Route carried "on" structure: County highway ,  Year Built: 1900,  Status: Closed,  Structure Length: 4.39m (14.40ft),  Average Daily Traffic: 20 (year 2012),  Average Future Daily Traffic: 20 (year 2039),  Features Intersected: MOSQUITO CREEK,  Facility Carried by Structure: COUNTY ROAD
Minimum Vertical Clearance: 3.96m (12.99ft),  Kilometerpoint: 0.534,  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: 1,  Length of Maximum Span: 43.3m (142.1ft),  Curb-To-Curb Width: 4.8m (15.7ft),  Out-to-Out Width: 4.8m (15.7ft)

Condition: Deck: Failed,  Superstructure: Failed,  Substructure: Failed,  Channel: Satisfactory,  Waterway Adequacy: Equal to present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 17.50m (57.41ft),  Designated Inspection Frequency: Every 24 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: November 2019,  Other Special Inspection Date: November 2021,  Bridge Improvement Cost: $357,000,  Roadway Improvement Cost: $36,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

Find on map >>   Show street view

Structure Number: 131841,  Location: 079290806 (Lat: 41.670033,  Lng: -94.250575),  Route carried "on" structure: County highway ,  Year Built: 2002,  Status: Open,  Structure Length: 3.81m (12.50ft),  Average Daily Traffic: 50 (year 2012),  Average Future Daily Traffic: 50 (year 2039),  Design Load: HS 20,  Features Intersected: MOSQUITO CREEK,  Facility Carried by Structure: COUNTY ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.111,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.9m (48.9ft),  Curb-To-Curb Width: 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: 88.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 52.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 12.50m (41.01ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: November 2019,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

Find on map >>   Show street view

Structure Number: 131851,  Location: 079291502 (Lat: 41.651986,  Lng: -94.221975),  Route carried "on" structure: County highway ,  Year Built: 2013,  Status: Open,  Structure Length: 3.99m (13.09ft),  Average Daily Traffic: 25 (year 2012),  Average Future Daily Traffic: 25 (year 2039),  Design Load: HL 93,  Features Intersected: MOSQUITO CREEK,  Facility Carried by Structure: D AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.116,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.5m (50.9ft),  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: 53.8 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 41.5 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: November 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

Find on map >>   Show street view

Structure Number: 131881,  Location: 079293006 (Lat: 41.617100,  Lng: -94.263953),  Route carried "on" structure: County highway ,  Year Built: 1975,  Status: Posted for load,  Structure Length: 7.01m (23.00ft),  Average Daily Traffic: 60 (year 2012),  Average Future Daily Traffic: 60 (year 2041),  Design Load: H 15,  Features Intersected: MIDDLE RACCOON RIVER,  Facility Carried by Structure: COUNTY ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.801,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 3 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 26.8m (87.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.0m (26.2ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 34.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 20.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: High priority of corrective action,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 0.1 - 9.9% below),  Length Of Structure Improvement: 22.90m (75.13ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

Find on map >>   Show street view

Structure Number: 132231,  Location: 080293201 (Lat: 41.702844,  Lng: -94.260814),  Route carried "on" structure: County highway ,  Year Built: 1980,  Status: Open,  Structure Length: 3.11m (10.20ft),  Average Daily Traffic: 50 (year 2012),  Truck Traffic: 12%,  Average Future Daily Traffic: 50 (year 2040),  Design Load: H 20,  Features Intersected: MOSQUITO CREEK,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.638,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 11.9m (39.0ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Fair,  Operating Rating: 49.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 30.2 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 10.30m (33.79ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

Find on map >>   Show street view

Structure Number: 16643,  Location: 078300204 (Lat: 41.598297,  Lng: -94.274931),  Route carried "on" structure: County highway ,  Year Built: 1947,  Year Reconstructed: 1990,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 20 (year 2016),  Average Future Daily Traffic: 20 (year 2041),  Design Load: H 15,  Features Intersected: STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.890,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.2m (26.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.7m (22.0ft),  Curb-To-Curb Width: 7.2m (23.6ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 29.9 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 20.9 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 2.40m (7.87ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2021,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Gravel

Find on map >>   Show street view

Structure Number: 16646,  Location: 078300302 (Lat: 41.594283,  Lng: -94.298858),  Route carried "on" structure: County highway ,  Year Built: 1975,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 20 (year 2016),  Average Future Daily Traffic: 20 (year 2041),  Design Load: H 15,  Features Intersected: STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.236,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.0m (23.0ft),  Curb-To-Curb Width: 5.9m (19.4ft),  Out-to-Out Width: 6.1m (20.0ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Serious,  Channel: Poor,  Operating Rating: 23.2 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 17.0 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: High priority of corrective action,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 2.40m (7.87ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: December 2021,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Gravel

Find on map >>   Show street view

Structure Number: 16773,  Location: 079301503 (Lat: 41.648014,  Lng: -94.322375),  Route carried "on" structure: County highway ,  Year Built: 1966,  Status: Posted for load,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 45 (year 2016),  Average Future Daily Traffic: 45 (year 2041),  Design Load: H 15,  Features Intersected: SMALL CREEK,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.862,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.2m (26.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 6.1m (20.0ft),  Out-to-Out Width: 6.1m (20.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 23.2 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 17.0 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 20.0 - 29.9% below),  Length Of Structure Improvement: 5.50m (18.04ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: December 2021,  Bridge Improvement Cost: $145,000,  Roadway Improvement Cost: $15,000,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

Find on map >>   Show street view

Structure Number: 16775,  Location: 079302505 (Lat: 41.619125,  Lng: -94.287097),  Route carried "on" structure: County highway ,  Year Built: 1959,  Status: Open,  Structure Length: 7.62m (25.00ft),  Average Daily Traffic: 70 (year 2016),  Average Future Daily Traffic: 70 (year 2041),  Design Load: H 15,  Features Intersected: MIDDLE RACOON RIVER,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.733,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.2m (26.9ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 29.6m (97.1ft),  Curb-To-Curb Width: 6.1m (20.0ft),  Out-to-Out Width: 6.7m (22.0ft)

Condition: Deck: Poor,  Superstructure: Fair,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 27.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 16.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 25.00m (82.02ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2021,  Bridge Improvement Cost: $600,000,  Roadway Improvement Cost: $60,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

Find on map >>   Show street view

Structure Number: 6041,  Location: 3.6 Mi. E OF Jct. Ia. 4 (Lat: 41.688294,  Lng: -94.290875),  Route carried "on" structure: State highway 44,  Year Built: 1981,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 3,120 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 3,120 (year 2040),  Design Load: HS 20,  Features Intersected: BRANCH MOSQUITO CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 125.122,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 2 degrees,  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: Satisfactory,  Operating Rating: 29.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 17.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020