LA0019 over SLOUGH


+30.63218, -91.15941
30°37'56" N, 91°09'34" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:LA0019 over SLOUGH
Structure number:611702500107641
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:7.9 ft. [2.4 m]
Total length:36.1 ft. [11.0 m]
Owner:State Highway Agency [01]
Year built:1988
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:4
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2017 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:15,700 [as of 2015]
Truck traffic:10% of total traffic
Structural 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 and embankment protection is severely undermined. River control devices have severe damage. Large deposits of debris are in the channel. [4]
Culvert condition:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Operating rating:43.9 tons [39.9 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:83.2

Previous Inspections 

DateSuff. RatingConditionCulvert ConditionSD/FOADT
February 201783.2Good7 out of 10-15700
February 201583.2Good7 out of 10-15700
March 201383.1Good7 out of 10-16600
April 201183.1Fair6 out of 10-16800
April 200982.9Fair6 out of 10-18900
April 200779.8Good8 out of 10-19800
April 200579.9Good8 out of 10-18600
April 200379.9Good8 out of 10-18200
April 200180.0Good8 out of 10-17443
April 199978.4Good8 out of 10-14341
April 199777.8Good8 out of 10-18965
April 199579.2Good8 out of 10-9324
April 199379.2Good8 out of 10-9324
April 199179.2Good8 out of 10-9324