LA0046 over BAYOU LA LOUTRE
Map
Coordinates:
+29.83870, -89.6879029°50'19" N, 89°41'16" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
Name: | LA0046 over BAYOU LA LOUTRE |
Structure number: | 024402840204921 |
Location: | 4.6 MI EAST OF LA 300 |
Purpose: | Carries highway and pedestrian walkway over waterway |
Route classification: | Major Collector (Rural) [07] |
Length of largest span: | 55.1 ft. [16.8 m] |
Total length: | 129.9 ft. [39.6 m] |
Roadway width between curbs: | 24.0 ft. [7.3 m] |
Deck width edge-to-edge: | 30.2 ft. [9.2 m] |
Vertical clearance above deck: | 13.8 ft. [4.2 m] |
Vertical clearance below bridge: | 52.5 ft. [16.0 m] |
Owner: | State Highway Agency [01] |
Year built: | 1957 |
Historic significance: | Bridge is eligible for the National Register of Historic Places [2] |
Design load: | M 13.5 / H 15 [2] |
Main span material: | Steel [3] |
Main span design: | Movable - Lift [15] |
Deck type: | Concrete Cast-in-Place [1] |
Latest Available Inspection: May 2018
Good/Fair/Poor Condition: | Fair |
Status: | Open, no restriction [A] |
Average daily traffic: | 1,180 [as of 2016] |
Truck traffic: | 5% of total traffic |
Deck condition: | Satisfactory [6 out of 9] |
Superstructure condition: | Satisfactory [6 out of 9] |
Substructure condition: | Good [7 out of 9] |
Structural appraisal: | Meets minimum tolerable limits to be left in place as is [4] |
Deck geometry appraisal: | Basically intolerable requiring high priority of replacement [2] |
Water adequacy appraisal: | Better than present minimum criteria [7] |
Roadway alignment appraisal: | Meets minimum tolerable limits to be left in place as is [4] |
Channel protection: | Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8] |
Pier/abutment protection: | In place and functioning [2] |
Scour condition: | Bridge foundations determined to be stable for the assessed or calculated scour condition. [8] |
Sufficiency rating: | 31.3 |
Recommended work: | Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31] |
Estimated cost of work: | $624,000 |
Previous Inspections
Date | Condition | Deck | Superstructure | Substructure | ADT | Suff. Rating |
---|
May 2018 | Fair | Satisfactory | Satisfactory | Good | 1180 | 31.3 |
May 2017 | Poor | Fair | Poor | Good | 1180 | 2.0 |
May 2016 | Poor | Fair | Poor | Good | 1180 | 2.0 |
May 2015 | Poor | Fair | Poor | Good | 1180 | 2.0 |
June 2014 | Poor | Good | Poor | Good | 1180 | 3.0 |
July 2013 | Poor | Good | Poor | Good | 640 | 4.0 |
July 2012 | Poor | Good | Poor | Good | 740 | 4.0 |
July 2011 | Poor | Very Good | Poor | Very Good | 800 | 3.0 |
July 2010 | Poor | Very Good | Poor | Very Good | 1020 | 3.0 |
July 2008 | Fair | Satisfactory | Satisfactory | Satisfactory | 1130 | 27.4 |
May 2007 | Fair | Satisfactory | Satisfactory | Satisfactory | 2300 | 27.4 |
January 2006 | Fair | Satisfactory | Satisfactory | Fair | 2200 | 17.4 |
May 2004 | Fair | Satisfactory | Satisfactory | Fair | 2100 | 17.4 |
April 2003 | Fair | Satisfactory | Satisfactory | Fair | 2100 | 15.4 |
May 2000 | Fair | Satisfactory | Satisfactory | Fair | 1732 | 17.4 |
June 1998 | Good | Good | Good | Good | 2687 | 27.4 |
May 1995 | Good | Good | Good | Good | 2533 | 27.4 |
June 1993 | Good | Good | Good | Good | 1461 | 27.4 |
October 1991 | Good | Good | Good | Good | 1994 | 29.4 |
Element Data
Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Element | Units | Quantity | 1-Good | 2-Fair | 3-Poor | 4-Serious |
---|
Superstructure |
Steel Girder/Beam | linear ft. | 232 | 232 | 0 | 0 | 0 |
Steel Protective Coating | sq. ft. | 2,088 | 2,088 | 0 | 0 | 0 |
Deck |
Reinforced Concrete Deck | sq. ft. | 1,450 | 1,215 | 235 | 0 | 0 |
Superstructure |
Steel Floor Beam | linear ft. | 100 | 100 | 0 | 0 | 0 |
Steel Protective Coating | sq. ft. | 825 | 825 | 0 | 0 | 0 |
Substructure |
Steel Column Tower/Trestle | linear ft. | 272 | 272 | 0 | 0 | 0 |
Steel Protective Coating | sq. ft. | 2,000 | 2,000 | 0 | 0 | 0 |
Reinforced Concrete Pier Wall | linear ft. | 80 | 80 | 0 | 0 | 0 |
Reinforced Concrete Abutment | linear ft. | 80 | 80 | 0 | 0 | 0 |
Prestressed Concrete Pile | each | 8 | 8 | 0 | 0 | 0 |
Reinforced Concrete Pier Cap | linear ft. | 80 | 80 | 0 | 0 | 0 |
Joints |
Pourable Joint | linear ft. | 50 | 25 | 25 | 0 | 0 |
Open Joint | linear ft. | 77 | 57 | 20 | 0 | 0 |
Bridge Rail |
Steel or Aluminum Bridge Rail | linear ft. | 260 | 260 | 0 | 0 | 0 |
Steel Protective Coating | sq. ft. | 510 | 510 | 0 | 0 | 0 |
Deck |
Reinforced Concrete Slab | sq. ft. | 1,800 | 1,700 | 100 | 0 | 0 |