LA0511 over DRAINAGE


+32.44545, -93.70400
32°26'44" N, 93°42'14" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0511 over DRAINAGE
Structure number:040901020204571
Location:.6 MI EAST OF LA 1
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:7.9 ft. [2.4 m]
Total length:27.9 ft. [8.5 m]
Roadway width between curbs:64.0 ft. [19.5 m]
Deck width edge-to-edge:116.5 ft. [35.5 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1969
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:21,800 [as of 2016]
Truck traffic:10% of total traffic
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Culvert condition:No noticeable or noteworthy deficiencies which affect the condition of the culvert. Insignificant scrape marks caused by drift. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:98.0

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
February 2018Good8 out of 102180098.0
February 2016Good8 out of 102180098.0
February 2014Good8 out of 101970098.0
February 2012Good8 out of 1029500100.0
February 2010Good8 out of 1032200100.0
January 2008Good8 out of 1036800100.0
January 2006Good8 out of 1034300100.0
January 2004Good8 out of 1030700100.0
March 2002Good8 out of 1026464100.0
February 2000Good8 out of 1017720100.0
February 1998Good8 out of 1017720100.0
February 1996Good8 out of 1018679100.0
January 1994Good8 out of 1017758100.0
February 1992Good8 out of 1016904100.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.224022400
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.5555000