I0010 over LA 1, M.P. RR, LOCAL RD


+30.44033, -91.20830
30°26'25" N, 91°12'30" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0010 over LA 1, M.P. RR, LOCAL RD
Structure number:616104500812326
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:100.1 ft. [30.5 m]
Total length:1044.0 ft. [318.2 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:25.6 ft. [7.8 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:25°
Owner:State Highway Agency [01]
Year built:1968
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:16
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:7,230 [as of 2016]
Truck traffic:21% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:72.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairSatisfactoryFairFair723072.6
October 2015FairSatisfactoryFairFair665072.6
November 2013FairSatisfactoryFairFair654080.2
January 2012FairSatisfactoryGoodGood590091.4
November 2009FairSatisfactoryGoodVery Good622091.4
November 2007FairSatisfactoryVery GoodGood573090.4
November 2005FairSatisfactoryVery GoodGood532090.5
November 2003FairSatisfactoryVery GoodGood507090.5
November 2001FairSatisfactoryVery GoodGood767890.2
November 1999FairSatisfactoryVery GoodGood767888.2
November 1997FairSatisfactoryVery GoodGood741291.3
November 1995FairSatisfactoryVery GoodGood790091.4
November 1993FairSatisfactoryVery GoodGood422491.7
November 1991FairSatisfactoryVery GoodGood374391.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Steel Girder/Beamlinear ft.720720000
Steel Protective Coatingsq. ft.9,3149,314000
Prestressed Concrete Girder/Beamlinear ft.3,5363,49522190
Reinforced Concrete Decksq. ft.25,48880724,5771040
Reinforced Concrete Columneach3228130
Reinforced Concrete Abutmentlinear ft.3636000
Reinforced Concrete Pier Caplinear ft.4163981530
Open Jointlinear ft.325325000
Assembly without Seal Jointlinear ft.72206460
Elastomeric Bearingeach120113142
Movable Bearingeach1616000
Steel Protective Coatingsq. ft.7171000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,1242,0695050