Bridge Statistics for St. Gabriel, Louisiana (LA)
Condition, Traffic, Stress, Structural Evaluation, Project Costs

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Structure Number: 610300000610189,  Location: 0.1 Mi N of LA 73 (Lat: 30.223669,  Lng: -91.005631),  Route carried "on" structure: County highway ,  Year Built: 2014,  Status: Posted for load,  Structure Length: 0.67m (2.20ft),  Average Daily Traffic: 50 (year 2019),  Average Future Daily Traffic: 428 (year 2036),  Design Load: HS 20,  Features Intersected: DRAIN BAYOU,  Facility Carried by Structure: Coco Rd
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  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: 8.7m (28.5ft),  Out-to-Out Width: 13.1m (43.0ft)

Condition: Channel: Good,  Culverts: Satisfactory,  Operating Rating: 29.2 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: 22.4 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: Equal to 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,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 20.0 - 29.9% below),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Deck Structure Type: Concrete Precast Panels

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Structure Number: 610300000610405,  Location: 0.3 Mi. (Lat: 30.227619,  Lng: -91.005919),  Route carried "on" structure: County highway ,  Year Built: 2020,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 30 (year 2020),  Average Future Daily Traffic: 40 (year 2040),  Design Load: Greater than HL93,  Features Intersected: Darain Bayou,  Facility Carried by Structure: River Oaks Rd
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.380,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 0.3m (1.0ft),  Curb-To-Curb Width: 7.6m (24.9ft),  Out-to-Out Width: 7.7m (25.3ft)

Condition: Channel: Very good,  Culverts: Very good,  Operating Rating: 42.8 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: 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: 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: October 2020

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Structure Number: 610304140301401,  Location: LA0030 (Lat: 30.235381,  Lng: -91.026289),  Route carried "on" structure: State highway 30,  Year Built: 1968,  Status: Open,  Structure Length: 3.66m (12.01ft),  Average Daily Traffic: 9,700 (year 2016),  Truck Traffic: 9%,  Average Future Daily Traffic: 15,640 (year 2036),  Design Load: HS 20,  Features Intersected: NEW RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.250,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 414-03-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 6,  Length of Maximum Span: 6.1m (20.0ft),  Curb-To-Curb Width: 8.6m (28.2ft),  Out-to-Out Width: 10.2m (33.5ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Very good,  Operating Rating: 68.0 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: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 4.57m (14.99ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $390,000,  Total Project Cost: $585,000 ( Estimate for 2016),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 612400000610357,  Location: 0.5 MI N OF LA.75 (Lat: 30.293281,  Lng: -91.152731),  Route carried "on" structure: State highway 327,  Year Built: 2016,  Status: Open,  Structure Length: 0.94m (3.08ft),  Average Daily Traffic: 1,850 (year 2016),  Truck Traffic: 14%,  Average Future Daily Traffic: 1,000 (year 2037),  Features Intersected: BAYOU PAUL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.981,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 2.7m (8.9ft),  Curb-To-Curb Width: 8.1m (26.6ft),  Out-to-Out Width: 8.9m (29.2ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 44.4 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: 34.7 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,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020

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Structure Number: 612402570100661,  Location: 0.67 M N of LA 141&LA 75 (Lat: 30.223150,  Lng: -91.099181),  Route carried "on" structure: State highway 75,  Year Built: 1969,  Status: Open,  Structure Length: 1.16m (3.81ft),  Average Daily Traffic: 3,400 (year 2016),  Truck Traffic: 11%,  Average Future Daily Traffic: 2,584 (year 2036),  Design Load: HS 20,  Features Intersected: BAYOU BREAUX
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.053,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 10.7m (35.1ft),  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: 7.3m (24.0ft),  Out-to-Out Width: 8.7m (28.5ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Very good,  Operating Rating: 24.9 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: 19.4 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: Meets minimum limits,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.80m (5.91ft),  Designated Inspection Frequency: Every 24 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: December 2021,  Other Special Inspection Date: December 2020,  Bridge Improvement Cost: $153,000,  Total Project Cost: $229,000 ( Estimate for 2016),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 612402570101101,  Location: 1.1 Mi N of La 141 (Lat: 30.228900,  Lng: -91.101881),  Route carried "on" structure: State highway 75,  Year Built: 1973,  Status: Posted for load,  Structure Length: 1.80m (5.91ft),  Average Daily Traffic: 3,400 (year 2016),  Truck Traffic: 11%,  Average Future Daily Traffic: 2,218 (year 2036),  Design Load: HS 20,  Features Intersected: BAYOU BREAUX
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.749,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 10.1m (33.1ft),  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: 8.5m (27.9ft),  Out-to-Out Width: 8.5m (27.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Satisfactory,  Operating Rating: 12.3 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: 8.1 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: High priority of replacement,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 2.50m (8.20ft),  Designated Inspection Frequency: Every 24 months,  Other Special Inspection Frequency: Every 6 months,  Inspection Date: June 2021,  Other Special Inspection Date: December 2021,  Bridge Improvement Cost: $213,000,  Total Project Cost: $319,000 ( Estimate for 2016),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 612402640103301,  Location: 0.25 M NW LA 74&LA 3115 (Lat: 30.254919,  Lng: -91.050439),  Route carried "on" structure: State highway 74,  Year Built: 1955,  Status: Open,  Structure Length: 2.44m (8.01ft),  Average Daily Traffic: 4,800 (year 2016),  Truck Traffic: 11%,  Average Future Daily Traffic: 3,648 (year 2036),  Design Load: H 15,  Features Intersected: BAYOU BREAUX
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.274,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  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: 7.3m (24.0ft),  Out-to-Out Width: 8.8m (28.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Very good,  Channel: Fair,  Operating Rating: 35.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 20.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.23m (10.60ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $275,000,  Total Project Cost: $412,000 ( Estimate for 2016),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 612404140200001,  Location: 2.4 M S of LA 327&LA 30 (Lat: 30.313289,  Lng: -91.124861),  Route carried "on" structure: State highway 30,  Year Built: 1967,  Status: Open,  Structure Length: 0.67m (2.20ft),  Average Daily Traffic: 15,100 (year 2016),  Truck Traffic: 9%,  Average Future Daily Traffic: 11,400 (year 2036),  Design Load: HS 20,  Features Intersected: BAYOU MANCHAC
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.019,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 414-02-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 16.8m (55.1ft),  Skew: 4 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 1.8m (5.9ft),  Curb-To-Curb Width: 16.8m (55.1ft),  Out-to-Out Width: 23.8m (78.1ft)

Condition: Culverts: Satisfactory,  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: 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: May 2020,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 612404140200661,  Location: LA0030 (Lat: 30.301811,  Lng: -91.119400),  Route carried "on" structure: State highway 30,  Year Built: 1966,  Status: Open,  Structure Length: 3.05m (10.01ft),  Average Daily Traffic: 15,100 (year 2016),  Truck Traffic: 9%,  Average Future Daily Traffic: 11,400 (year 2036),  Design Load: HS 20,  Features Intersected: BAYOU PAUL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.390,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 414-02-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 10.7m (35.1ft),  Skew: 6 degrees,  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 6.1m (20.0ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 10.2m (33.5ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 67.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.90m (12.80ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $332,000,  Total Project Cost: $498,000 ( Estimate for 2016),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 612404140206821,  Location: LA0030 (Lat: 30.243789,  Lng: -91.057931),  Route carried "on" structure: State highway 30,  Year Built: 1968,  Status: Open,  Structure Length: 3.05m (10.01ft),  Average Daily Traffic: 8,200 (year 2016),  Truck Traffic: 9%,  Average Future Daily Traffic: 6,156 (year 2036),  Design Load: HS 20,  Features Intersected: BAYOU BRAUD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 11.001,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 414-02-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 8,  Length of Maximum Span: 6.1m (20.0ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 10.2m (33.5ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  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: Better than present minimum criteria,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.90m (12.80ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Bridge Improvement Cost: $332,000,  Total Project Cost: $498,000 ( Estimate for 2016),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 612430180910691,  Location: .3 MI. NW OF ST. GABRIEL (Lat: 30.300881,  Lng: -91.114550),  Route carried "on" structure: County highway ,  Year Built: 1994,  Status: Posted for load,  Structure Length: 1.74m (5.71ft),  Average Daily Traffic: 985 (year 2019),  Average Future Daily Traffic: 1,084 (year 2039),  Design Load: HS 20,  Features Intersected: BAYOU PAUL,  Facility Carried by Structure: Bayou Paul Ln
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 5.8m (19.0ft),  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: 8.5m (27.9ft),  Out-to-Out Width: 8.8m (28.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 38.2 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: 29.5 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: 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 desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 612430188911951,  Location: 4.1 MI.NE OF ST.GABR (Lat: 30.314719,  Lng: -91.073069),  Route carried "on" structure: County highway ,  Year Built: 1972,  Status: Posted for load,  Structure Length: 1.19m (3.90ft),  Average Daily Traffic: 160 (year 2019),  Average Future Daily Traffic: 176 (year 2039),  Design Load: HS 20,  Features Intersected: BAYOU PAUL,  Facility Carried by Structure: Bayou Paul Rd
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.2m (26.9ft),  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: 9.6m (31.5ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Good,  Operating Rating: 18.5 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: 14.3 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: Meets minimum limits,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 30.0 - 39.9% below),  Designated Inspection Frequency: Every 24 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: December 2020,  Other Special Inspection Date: December 2021,  Deck Structure Type: Concrete Precast Panels