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


  • National Bridge Inventory (NBI) Statistics
  • 10Number of bridges
  • 102ft / 31.2mTotal length
  • 71,330Total average daily traffic
  • 11,311Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Grand Coteau
  • No street view available for this location

New bridges in Grand Coteau, LA - historical statistics
  • New bridges - historical statistics
  • 11950-1959
  • 21970-1979
  • 11980-1989
  • 11990-1999
  • 12000-2009
Average Bridge Daily Traffic in Grand Coteau, LA
Average Bridge Truck Traffic in Grand Coteau, LA
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 16.7%Very good
  • 66.7%Good
  • 16.7%Satisfactory
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 16.7%Very good
  • 66.7%Good
  • 16.7%Satisfactory
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 16.7%Very good
  • 66.7%Good
  • 16.7%Satisfactory
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 50.0%Very good
  • 50.0%Good
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Structure Number: 34902210104711,  Location: 2.9 MI WEST OF LA 760-2 (Lat: 30.405300,  Lng: -91.994400),  Route carried "on" structure: State highway 93,  Year Built: 1959,  Status: Open,  Structure Length: 5.49m (18.01ft),  Average Daily Traffic: 4,300 (year 2016),  Truck Traffic: 13%,  Average Future Daily Traffic: 5,330 (year 2036),  Design Load: HS 20,  Features Intersected: BAYOU BOURBEAU
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.553,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 221-01-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 14.0m (45.9ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 9,  Length of Maximum Span: 6.1m (20.0ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 10.3m (33.8ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 38.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 22.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: 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: May 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 34904550202591,  Location: I-49 OVER LA 93 (Lat: 30.415931,  Lng: -92.054100),  Route carried "on" structure: Interstate 49,  Year Built: 1978,  Status: Open,  Structure Length: 8.44m (27.69ft),  Average Daily Traffic: 19,200 (year 2016),  Truck Traffic: 28%,  Average Future Daily Traffic: 29,406 (year 2036),  Design Load: HS 20,  Features Intersected: LA0093
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.215,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes (Inventory Route: 455-02-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 34 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Number Of Approach Spans: 2,  Length of Maximum Span: 24.1m (79.1ft),  Curb-To-Curb Width: 13.0m (42.7ft),  Out-to-Out Width: 13.9m (45.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 35.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Meets minimum limits,  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: 34904550202592,  Location: I-49 OVER LA 93 (Lat: 30.416600,  Lng: -92.054200),  Route carried "on" structure: Interstate 49,  Year Built: 1978,  Status: Open,  Structure Length: 8.53m (27.99ft),  Average Daily Traffic: 19,200 (year 2016),  Truck Traffic: 28%,  Average Future Daily Traffic: 29,406 (year 2036),  Design Load: HS 20,  Features Intersected: LA0093
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 44.408,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes (Inventory Route: 455-02-2,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 34 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Number Of Approach Spans: 2,  Length of Maximum Span: 24.4m (80.1ft),  Curb-To-Curb Width: 13.0m (42.7ft),  Out-to-Out Width: 13.9m (45.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 34.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Meets minimum limits,  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: 34930228920081,  Location: 2.40 Mi NW of LA 1252 (Lat: 30.380469,  Lng: -92.013261),  Route carried "on" structure: County highway ,  Year Built: 1987,  Status: Open,  Structure Length: 1.74m (5.71ft),  Average Daily Traffic: 150 (year 2020),  Average Future Daily Traffic: 165 (year 2040),  Design Load: HS 20,  Features Intersected: DRAINAGE BAYOU,  Facility Carried by Structure: Odon Meche Rd.
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.4m (30.8ft),  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: 8.2m (26.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 24.0 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: 18.5 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: Somewhat better than minimum adequacy,  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: April 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 34930247915981,  Location: 0.53 Mi N of LA 93 (Lat: 30.411889,  Lng: -91.998411),  Route carried "on" structure: County highway ,  Year Built: 1997,  Status: Open,  Structure Length: 4.57m (14.99ft),  Average Daily Traffic: 400 (year 2020),  Average Future Daily Traffic: 440 (year 2040),  Design Load: HS 20,  Features Intersected: BAYOU BOURBEUX,  Facility Carried by Structure: Hickory Rd.
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: County Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 9.1m (29.9ft),  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: Very good,  Operating Rating: 41.1 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: 31.8 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: April 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 34930265920381,  Location: 0.73 Mi SE of I-49 (Lat: 30.441089,  Lng: -92.062319),  Route carried "on" structure: County highway ,  Year Built: 2007,  Status: Open,  Structure Length: 2.44m (8.01ft),  Average Daily Traffic: 80 (year 2020),  Average Future Daily Traffic: 88 (year 2040),  Design Load: HS 20,  Features Intersected: Bourbeau Bayou Tributary,  Facility Carried by Structure: Jack Fox Rd
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 3.7m (12.1ft),  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: 6.7m (22.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 51.5 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: 39.9 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: High priority of corrective action,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Deck Structure Type: Concrete Precast Panels
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Structure Number: 34904550202591,  Location: 0.5 MI N OF LA 182 (Lat: 30.416519,  Lng: -92.053989),  Route carried "under" structure: State highway 93,  Structure Length: 0. m,  Average Daily Traffic: 7,000 (year 2014),  Features Intersected: LA 93 WB UNDER I-49 NB
Minimum Vertical Clearance: 5.21m (17.09ft),  Kilometerpoint: 8.106,  Lanes on structure: 2,  Length of Maximum Span: 0.0m

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Structure Number: 34904550202591,  Location: 0.5 MI N OF LA 182 (Lat: 30.416161,  Lng: -92.054181),  Route carried "under" structure: State highway 93,  Structure Length: 0. m,  Average Daily Traffic: 7,000 (year 2014),  Features Intersected: LA 93 EB UNDER I-49 NB
Minimum Vertical Clearance: 5.24m (17.19ft),  Kilometerpoint: 0.961,  Lanes on structure: 2,  Length of Maximum Span: 0.0m

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Structure Number: 34904550202592,  Location: 0.5 MI N OF LA 182 (Lat: 30.416019,  Lng: -92.054331),  Route carried "under" structure: State highway 93,  Structure Length: 0. m,  Average Daily Traffic: 7,000 (year 2014),  Features Intersected: LA 93 EB UNDER I-49 SB
Minimum Vertical Clearance: 4.54m (14.90ft),  Kilometerpoint: 0.940,  Lanes on structure: 2,  Length of Maximum Span: 0.0m

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Structure Number: 34904550202592,  Location: 0.5 MI N OF LA 182 (Lat: 30.416419,  Lng: -92.054150),  Route carried "under" structure: State highway 93,  Structure Length: 0. m,  Average Daily Traffic: 7,000 (year 2014),  Features Intersected: LA 93 WB UNDER I-49 SB
Minimum Vertical Clearance: 4.72m (15.49ft),  Kilometerpoint: 8.126,  Lanes on structure: 2,  Length of Maximum Span: 0.0m

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