Jump to a detailed profile or search site with Google Custom Search

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


  • National Bridge Inventory (NBI) Statistics
  • 13Number of bridges
  • 315ft / 96.1mTotal length
  • $1,366,000Total costs
  • 111,900Total average daily traffic
  • 12,460Total average daily truck traffic
  • 215,934Total future (year 2035) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Patterson
  • No street view available for this location

New bridges in Patterson, LA - historical statistics
  • New bridges - historical statistics
  • 101960-1969
  • 21970-1979
  • 11990-1999
Average Bridge Daily Traffic in Patterson, LA
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 20.0%Good
  • 60.0%Satisfactory
  • 20.0%Fair
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 40.0%Good
  • 40.0%Satisfactory
  • 20.0%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 20.0%Good
  • 40.0%Satisfactory
  • 20.0%Fair
  • 20.0%Poor
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 15.4%Very good
  • 76.9%Good
  • 7.7%Satisfactory
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 75.0%Good
  • 25.0%Satisfactory
Find on map >>   Show street view

Structure Number: 35104240522602,  Location: 0.6 MI WEST OF LA 182 (Lat: 29.698369,  Lng: -91.371400),  Route carried "on" structure: US 90,  Year Built: 1975,  Status: Open,  Structure Length: 39.72m (130.31ft),  Average Daily Traffic: 10,900 (year 2016),  Truck Traffic: 14%,  Average Future Daily Traffic: 21,828 (year 2036),  Design Load: HS 20,  Features Intersected: WAX LAKE OUTLET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 27.544,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 424-05-2,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 19.8m (65.0ft),  Skew: 10 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 6,  Number Of Approach Spans: 7,  Length of Maximum Span: 31.4m (103.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 64.4 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: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: March 2020,  Underwater Inspection Date: October 2019,  Deck Structure Type: Concrete Cast-file-Place
Find on map >>   Show street view

Structure Number: 35104240522903,  Location: 0.9 MI WEST OF LA 182 (Lat: 29.696431,  Lng: -91.369519),  Route carried "on" structure: ServiceUS 90,  Year Built: 1975,  Status: Open,  Structure Length: 4.27m (14.01ft),  Average Daily Traffic: 2,100 (year 2014),  Truck Traffic: 12%,  Average Future Daily Traffic: 3,570 (year 2035),  Design Load: HS 20,  Features Intersected: COULEE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.150,  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: 7,  Length of Maximum Span: 6.1m (20.0ft),  Curb-To-Curb Width: 8.1m (26.6ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 53.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.18m (16.99ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: August 2020,  Underwater Inspection Date: January 2019,  Bridge Improvement Cost: $442,000,  Roadway Improvement Cost: $44,000,  Total Project Cost: $663,000 ( Estimate for 2015),  Deck Structure Type: Concrete Cast-file-Place
Find on map >>   Show street view

Structure Number: 35104240522981,  Location: 0.7 MI EAST OF LA 182 (Lat: 29.697550,  Lng: -91.369000),  Route carried "on" structure: US 90,  Year Built: 1964,  Status: Open,  Structure Length: 0.76m (2.49ft),  Average Daily Traffic: 21,800 (year 2016),  Truck Traffic: 14%,  Average Future Daily Traffic: 36,380 (year 2036),  Design Load: HS 20,  Features Intersected: BARROW CANAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 37.626,  Lanes on structure: 4,  Base Highway Network: Yes (Inventory Route: 424-05-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Skew: 30 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.7m (12.1ft)

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: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: May 2021,  Underwater Inspection Date: May 2019,  Deck Structure Type: Concrete Cast-file-Place
Find on map >>   Show street view

Structure Number: 35104240524581,  Location: 1.2 MI EAST OF LA 182 (Lat: 29.694511,  Lng: -91.343000),  Route carried "on" structure: US 90,  Year Built: 1964,  Status: Open,  Structure Length: 0.88m (2.89ft),  Average Daily Traffic: 10,900 (year 2016),  Truck Traffic: 10%,  Average Future Daily Traffic: 21,828 (year 2036),  Design Load: HS 20,  Features Intersected: CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 40.161,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 424-05-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 10 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 6,  Length of Maximum Span: 1.2m (3.9ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 19.6m (64.3ft)

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,  Deck Geometry: 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: May 2021,  Deck Structure Type: Concrete Cast-file-Place
Find on map >>   Show street view

Structure Number: 35104240524582,  Location: 1.2 MI EAST OF LA 182 (Lat: 29.694739,  Lng: -91.342900),  Route carried "on" structure: US 90,  Year Built: 1964,  Status: Open,  Structure Length: 0.88m (2.89ft),  Average Daily Traffic: 10,900 (year 2016),  Truck Traffic: 10%,  Average Future Daily Traffic: 21,828 (year 2036),  Design Load: HS 20,  Features Intersected: CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 24.750,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 424-05-2,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 10 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 6,  Length of Maximum Span: 1.2m (3.9ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 19.7m (64.6ft)

Condition: Channel: Good,  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: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Deck Structure Type: Concrete Cast-file-Place
Find on map >>   Show street view

Structure Number: 35104240525441,  Location: 2.0 MI EAST OF LA 182 (Lat: 29.692431,  Lng: -91.329100),  Route carried "on" structure: US 90,  Year Built: 1964,  Status: Open,  Structure Length: 0.88m (2.89ft),  Average Daily Traffic: 10,900 (year 2016),  Truck Traffic: 10%,  Average Future Daily Traffic: 21,828 (year 2036),  Design Load: HS 20,  Features Intersected: CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 41.529,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 424-05-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 10 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 1.8m (5.9ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 21.2m (69.6ft)

Condition: Channel: Very good,  Culverts: Good,  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: Better than 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,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Deck Structure Type: Concrete Cast-file-Place
Find on map >>   Show street view

Structure Number: 35104240525442,  Location: 2.0 MI EAST OF LA 182 (Lat: 29.692661,  Lng: -91.329000),  Route carried "on" structure: US 90,  Year Built: 1964,  Status: Open,  Structure Length: 0.88m (2.89ft),  Average Daily Traffic: 10,900 (year 2016),  Truck Traffic: 10%,  Average Future Daily Traffic: 21,828 (year 2036),  Design Load: HS 20,  Features Intersected: CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 23.381,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 424-05-2,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 10 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 1.8m (5.9ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 21.2m (69.6ft)

Condition: Channel: Good,  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: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Deck Structure Type: Concrete Cast-file-Place
Find on map >>   Show street view

Structure Number: 35104240525541,  Location: 2.1 MI EAST OF LA 182 (Lat: 29.692181,  Lng: -91.327400),  Route carried "on" structure: US 90,  Year Built: 1964,  Status: Open,  Structure Length: 0.88m (2.89ft),  Average Daily Traffic: 10,900 (year 2016),  Truck Traffic: 10%,  Average Future Daily Traffic: 21,828 (year 2036),  Design Load: HS 20,  Features Intersected: CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 41.690,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 424-05-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 10 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 1.8m (5.9ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 21.3m (69.9ft)

Condition: Channel: Good,  Culverts: Good,  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: Better than 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,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Deck Structure Type: Concrete Cast-file-Place
Find on map >>   Show street view

Structure Number: 35104240525542,  Location: 2.1 MI EAST OF LA 182 (Lat: 29.692411,  Lng: -91.327300),  Route carried "on" structure: US 90,  Year Built: 1964,  Status: Open,  Structure Length: 0.88m (2.89ft),  Average Daily Traffic: 10,900 (year 2016),  Truck Traffic: 10%,  Average Future Daily Traffic: 21,828 (year 2036),  Design Load: HS 20,  Features Intersected: CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 23.218,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 424-05-2,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 10 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 1.8m (5.9ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 21.3m (69.9ft)

Condition: Channel: Good,  Culverts: Good,  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: Better than 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,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Deck Structure Type: Concrete Cast-file-Place
Find on map >>   Show street view

Structure Number: 35104240526011,  Location: 2.6 MI EAST OF LA 182 (Lat: 29.691031,  Lng: -91.319700),  Route carried "on" structure: US 90,  Year Built: 1964,  Status: Open,  Structure Length: 0.88m (2.89ft),  Average Daily Traffic: 10,900 (year 2016),  Truck Traffic: 10%,  Average Future Daily Traffic: 21,828 (year 2036),  Design Load: HS 20,  Features Intersected: CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 42.446,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: 424-05-1,  Subroute: 10),  Owner: State Highway Agency,  Approaching Roadway Width: 13.7m (44.9ft),  Skew: 10 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 1.8m (5.9ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 20.1m (65.9ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 86.2 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: 66.4 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,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Better than 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
Find on map >>   Show street view

Structure Number: 35129390911751,  Location: 2.1 M S of US 90 (Lat: 29.648281,  Lng: -91.292889),  Route carried "on" structure: County highway ,  Year Built: 1965,  Status: Posted for load,  Structure Length: 6.95m (22.80ft),  Average Daily Traffic: 50 (year 1992),  Average Future Daily Traffic: 85 (year 2036),  Design Load: HS 20,  Features Intersected: POSSUM POINT BAYOU,  Facility Carried by Structure: Cotten Rd.
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.3m (37.1ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 12,  Length of Maximum Span: 5.8m (19.0ft),  Curb-To-Curb Width: 7.5m (24.6ft),  Out-to-Out Width: 9.0m (29.5ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Poor,  Channel: Very good,  Operating Rating: 19.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 7.3 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: High priority of replacement,  Deck Geometry: Equal to present minimum criteria,  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: 30.0 - 39.9% below),  Length Of Structure Improvement: 7.86m (25.79ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: April 2021,  Underwater Inspection Date: July 2020,  Other Special Inspection Date: March 2020,  Bridge Improvement Cost: $469,000,  Roadway Improvement Cost: $46,000,  Total Project Cost: $703,000 ( Estimate for 2016),  Deck Structure Type: Concrete Precast Panels
Find on map >>   Show street view

Structure Number: 35129424911791,  Location: 0.2 Mi. E. of LA 182 (Lat: 29.707200,  Lng: -91.300439),  Route carried "on" structure: County highway ,  Year Built: 1990,  Status: Open,  Structure Length: 21.64m (71.00ft),  Average Daily Traffic: 610 (year 1984),  Average Future Daily Traffic: 1,037 (year 2035),  Design Load: HS 20,  Features Intersected: LOWER ATCHAFALAYA RIVER,  Facility Carried by Structure: Bridge Rd
Minimum Vertical Clearance: 6.04m (19.82ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Navigation Control: Yes ( Vertical Clearance: 2.7m (8.9ft), Horizontal Clearance: 18.6m (61.0ft)),  Material/Design: Steel,  Design/Construction: Movable - Swing,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 8,  Length of Maximum Span: 45.7m (149.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.0m (32.8ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 30.5 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: 21.4 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: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: High priority of corrective action,  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: April 2021,  Critical Feature Inspection Date: April 2021,  Underwater Inspection Date: Febuary 2019,  Deck Structure Type: Open Grating
Find on map >>   Show street view

Structure Number: 35129425912111,  Location: 0.05 Mi NW of LA 182 (Lat: 29.708011,  Lng: -91.350411),  Route carried "on" structure: County highway ,  Year Built: 1969,  Status: Posted for load,  Structure Length: 16.64m (54.59ft),  Average Daily Traffic: 140 (year 1971),  Average Future Daily Traffic: 238 (year 2035),  Design Load: H 15,  Features Intersected: TECHE BAYOU,  Facility Carried by Structure: Zenor Bridge
Minimum Vertical Clearance: 5.03m (16.50ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.8m (28.9ft),  Navigation Control: Yes ( Vertical Clearance: 1.5m (4.9ft), Horizontal Clearance: 18.3m (60.0ft)),  Material/Design: Steel,  Design/Construction: Movable - Swing,  Number Of Spans In Main Unit: 19,  Length of Maximum Span: 54.9m (180.1ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 9.0m (29.5ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 28.2 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: 21.7 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: Equal to 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,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: April 2021,  Critical Feature Inspection Date: April 2021,  Underwater Inspection Date: July 2018,  Deck Structure Type: Open Grating
Discuss Patterson, Louisiana (LA) on our hugely popular Louisiana forum.


City-data.com does not guarantee the accuracy or timeliness of any information on this site.  Use at your own risk.
Some parts © 2024 Advameg, Inc.