+29.97049, -90.18034
29°58'14" N, 90°10'49" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA3139 over ST. PETER'S DITCH
Structure number:022604300101511
Location:.8 MI EAST OF LA 3154
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:4.9 ft. [1.5 m]
Total length:22.0 ft. [6.7 m]
Owner:State Highway Agency [01]
Year built:1986
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:4
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: October 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:32,800 [as of 2015]
Truck traffic:17% of total traffic
Structural appraisal:Unknown [*]
Water adequacy appraisal:Better than present minimum criteria [7]
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: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:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:79.4

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
October 201579.4Good7 out of 10-32800
November 201395.4Good7 out of 10-32800
November 201194.9Good7 out of 10-36000
December 200994.9Good7 out of 10-36000
November 200790.7Fair6 out of 10FO36000
September 200574.5Fair6 out of 10FO36000
September 200374.2Fair6 out of 10FO37700
October 200074.1Fair6 out of 10FO37832
September 199878.2Good7 out of 10-39815
January 199678.3Good8 out of 10-37019
February 199480.8Good8 out of 10-22910
February 199280.8Good8 out of 10-22910

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Reinforced Concrete Culvertlinear ft.900900000