+29.90723, -90.01830
29°54'26" N, 90°01'06" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0428 over DONNER CANAL
Structure number:023604100103161
Location:3.18 MI EAST OF JEFF. PAR
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:49.9 ft. [15.2 m]
Total length:149.9 ft. [45.7 m]
Roadway width between curbs:64.0 ft. [19.5 m]
Deck width edge-to-edge:76.8 ft. [23.4 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1975
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:3
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:24,300 [as of 2016]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:84.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017FairSatisfactorySatisfactoryFair2430084.0
July 2016FairSatisfactorySatisfactoryFair2470084.0
July 2015FairSatisfactorySatisfactoryFair2470084.0
August 2014FairSatisfactorySatisfactoryFair2520083.9
September 2013FairSatisfactorySatisfactoryFair2760083.5
October 2012FairSatisfactoryGoodFair2770083.5
November 2011FairSatisfactoryGoodFair4956279.9
December 2010FairSatisfactoryGoodFair4956279.9
January 2010FairSatisfactorySatisfactoryFair4956279.9
January 2009FairSatisfactorySatisfactoryFair4956279.9
December 2007FairSatisfactorySatisfactoryFair4956279.9
December 2006FairSatisfactorySatisfactoryFair4956279.9
August 2005FairSatisfactorySatisfactoryFair4956279.9
July 2004FairSatisfactorySatisfactoryFair4956276.9
May 2003FairFairSatisfactoryFair4956275.8
August 2000FairFairSatisfactoryFair4956275.8
September 1998FairFairGoodFair4956276.9
May 1996FairGoodGoodSatisfactory4956293.0
May 1994FairGoodGoodSatisfactory4956292.6
May 1992FairGoodGoodSatisfactory4956292.6

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.1,5201,520000
Reinforced Concrete Decksq. ft.15,20014,69850020
Reinforced Concrete Abutmentlinear ft.21010510500
Prestressed Concrete Pileeach2424000
Reinforced Concrete Pier Caplinear ft.2001750250
Pourable Jointlinear ft.200002000
Compression Jointlinear ft.400400000
Elastomeric Bearingeach6060000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.304304000