Bridge Statistics for Donaldsonville, Louisiana (LA)
Condition, Traffic, Stress, Structural Evaluation, Project Costs

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Structure Number: 610304260100051,  Location: LA 3089 @ BAYOU LAFOURCHE (Lat: 30.100961,  Lng: -90.993661),  Route carried "on" structure: State highway 3089,  Year Built: 2001,  Status: Open,  Structure Length: 1.22m (4.00ft),  Average Daily Traffic: 15,600 (year 2016),  Truck Traffic: 9%,  Average Future Daily Traffic: 26,860 (year 2036),  Design Load: HS 20,  Features Intersected: BAYOU LAFOURCHE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.048,  Lanes on structure: 4,  Base Highway Network: Yes (Inventory Route: 426-01-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 15.9m (52.2ft),  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.2m (40.0ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 15.9m (52.2ft),  Out-to-Out Width: 20.1m (65.9ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Very good,  Operating Rating: 86.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 610308030302161,  Location: 0.6 M SW of LA 1&LA 943 (Lat: 30.107550,  Lng: -91.047361),  Route carried "on" structure: State highway 944,  Year Built: 1972,  Status: Open,  Structure Length: 1.74m (5.71ft),  Average Daily Traffic: 420 (year 2016),  Truck Traffic: 10%,  Average Future Daily Traffic: 663 (year 2036),  Design Load: HS 20,  Features Intersected: BAYOU MCCALL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.462,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 5.8m (19.0ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.4m (30.8ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Very good,  Operating Rating: 65.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.0 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: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.44m (8.01ft),  Designated Inspection Frequency: Every 24 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: January 2021,  Other Special Inspection Date: January 2020,  Bridge Improvement Cost: $208,000,  Total Project Cost: $312,000 ( Estimate for 2016),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 610330078905791,  Location: 3 MI.SW LA22,LA22,LA44 JC (Lat: 30.130789,  Lng: -90.965989),  Route carried "on" structure: County highway ,  Year Built: 1997,  Status: Open,  Structure Length: 1.74m (5.71ft),  Average Daily Traffic: 50 (year 2019),  Average Future Daily Traffic: 102 (year 2036),  Design Load: HS 20,  Features Intersected: DRAIN BAYOU,  Facility Carried by Structure: Haydel Rd
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 4.6m (15.1ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 5.8m (19.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 56.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: 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 minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 610402323004071,  Location: 3.3 M SW of LA 70&LA 3127 (Lat: 30.027689,  Lng: -90.997411),  Route carried "on" structure: State highway 70,  Year Built: 1977,  Status: Open,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 10,500 (year 2016),  Truck Traffic: 18%,  Average Future Daily Traffic: 18,020 (year 2036),  Design Load: HS 20,  Features Intersected: SEATRA CANAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.524,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 232-30-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 15.2m (49.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 1.8m (5.9ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 42.1 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: 32.4 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: Better than present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 610402323004741,  Location: 2.6 M SW of LA 70&LA 3127 (Lat: 30.035631,  Lng: -90.990919),  Route carried "on" structure: State highway 70,  Year Built: 1977,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 10,500 (year 2016),  Truck Traffic: 18%,  Average Future Daily Traffic: 18,020 (year 2036),  Design Load: HS 20,  Features Intersected: DRAIN
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.606,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 232-30-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 15.2m (49.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 1.8m (5.9ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 42.1 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: 32.4 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: 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: April 2021,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 610402323005421,  Location: 3.26 MI. NE OF LA 70 SPUR (Lat: 30.043489,  Lng: -90.984489),  Route carried "on" structure: State highway 70,  Year Built: 1977,  Status: Open,  Structure Length: 1.59m (5.22ft),  Average Daily Traffic: 10,500 (year 2016),  Truck Traffic: 18%,  Average Future Daily Traffic: 18,020 (year 2036),  Design Load: HS 20,  Features Intersected: DRAIN
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.676,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 232-30-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 30 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 6,  Length of Maximum Span: 2.1m (6.9ft)

Condition: Channel: Poor,  Culverts: Good,  Operating Rating: 42.1 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: 32.4 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: 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: April 2021,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 610402323006501,  Location: 0.8 M SW of LA 70&LA 3127 (Lat: 30.058289,  Lng: -90.975589),  Route carried "on" structure: State highway 70,  Year Built: 1977,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 10,500 (year 2016),  Truck Traffic: 18%,  Average Future Daily Traffic: 18,020 (year 2036),  Design Load: HS 20,  Features Intersected: DRAIN
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 10.524,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 232-30-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 15.2m (49.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 1.8m (5.9ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 42.1 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: 32.4 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: 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: April 2021,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 610402323006611,  Location: 0.8 M SW of LA 70&LA 3127 (Lat: 30.058889,  Lng: -90.975250),  Route carried "on" structure: State highway 70,  Year Built: 1977,  Status: Open,  Structure Length: 2.44m (8.01ft),  Average Daily Traffic: 10,500 (year 2016),  Truck Traffic: 18%,  Average Future Daily Traffic: 18,020 (year 2036),  Design Load: HS 20,  Features Intersected: BAYOU NAPOLEON
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 10.596,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 232-30-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 16.8m (55.1ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 6.1m (20.0ft),  Curb-To-Curb Width: 13.5m (44.3ft),  Out-to-Out Width: 14.5m (47.6ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 71.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 43.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable 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: 610402323007121,  Location: 0.3 M SW of LA 70&LA 3127 (Lat: 30.065019,  Lng: -90.971611),  Route carried "on" structure: Spur State highway 70,  Year Built: 1977,  Status: Open,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 10,500 (year 2016),  Truck Traffic: 18%,  Average Future Daily Traffic: 18,020 (year 2036),  Design Load: HS 20,  Features Intersected: DRAIN
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 11.364,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 232-30-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 15.2m (49.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 1.8m (5.9ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 42.1 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: 32.4 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: 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: April 2021,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 614704280101101,  Location: 1.1 M EAST OF LA 70&3127 (Lat: 30.061469,  Lng: -90.952919),  Route carried "on" structure: State highway 3127,  Year Built: 1988,  Status: Open,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 2,300 (year 2016),  Truck Traffic: 18%,  Average Future Daily Traffic: 1,320 (year 2036),  Design Load: HS 20,  Features Intersected: BAYOU VERRET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.194,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 428-01-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.0m (9.8ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 16.8m (55.1ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 97.2 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: 74.5 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 minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.62m (5.31ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $151,000,  Total Project Cost: $226,000 ( Estimate for 2016)