I0020 over MARION ST


+32.48807, -93.77300
32°29'17" N, 93°46'23" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0020 over MARION ST
Structure number:040904510116771
Location:.2 MI EAST OF US 80
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:58.1 ft. [17.7 m]
Total length:148.0 ft. [45.1 m]
Roadway width between curbs:60.4 ft. [18.4 m]
Deck width edge-to-edge:65.6 ft. [20.0 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:15°
Owner:State Highway Agency [01]
Year built:1965
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:Concrete continuous [2]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:32,950 [as of 2016]
Truck traffic:29% of total traffic
Deck condition:Fair [5 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:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:75.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2018FairFairFairFair3295075.6
February 2017FairFairFairFair3960074.4
February 2016FairFairFairFair3960074.3
February 2015FairFairFairFair3984074.2
February 2014FairFairFairFair4008074.2
February 2013FairFairFairFair4032074.1
February 2012FairFairFairFair4410073.5
February 2011FairSatisfactoryFairFair4452074.5
March 2010FairGoodFairFair4260074.9
January 2009FairGoodFairFair4620074.2
February 2008FairGoodFairFair4530074.4
February 2007FairGoodFairFair4506074.4
February 2006FairGoodFairFair4134075.1
February 2005FairGoodFairFair3858075.6
March 2004FairGoodFairFair3708075.8
February 2003FairGoodFairFair3360075.7
May 2001FairGoodFairFair3408775.6
March 2000FairGoodFairFair3408775.6
March 1999FairGoodFairFair3408775.6
March 1998FairGoodFairFair3408775.6
January 1997FairGoodFairFair2955176.4
May 1995FairGoodFairFair4007174.1
May 1994FairGoodFairFair3524575.0
April 1993FairGoodFairFair3849674.4
March 1992FairGoodFairGood3849674.4

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.1,1301,130000
Reinforced Concrete Top Flangesq. ft.9,46809,46620
Reinforced Concrete Columneach1212000
Reinforced Concrete Abutmentlinear ft.14412311100
Reinforced Concrete Pier Caplinear ft.2020000
Assembly without Seal Jointlinear ft.126903600
Elastomeric Bearingeach1414000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.296296000