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I 20 over GIBRALTOR STREET

Map

Coordinates:
+32.28857, -90.23198
32°17'19" N, 90°13'55" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 20 over GIBRALTOR STREET
Structure number:11000200250431A
Location:2.0 MI E SR 18
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:60.0 ft. [18.3 m]
Total length:162.1 ft. [49.4 m]
Roadway width between curbs:60.4 ft. [18.4 m]
Deck width edge-to-edge:63.7 ft. [19.4 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1969
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
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: August 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:38,000 [as of 2014]
Truck traffic:13% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Very Good [8 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:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:74.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2016FairFairVery GoodFair3800074.4
August 2014FairFairVery GoodFair3700076.8
August 2012FairFairVery GoodFair3800076.7
July 2010FairFairVery GoodVery Good3950087.0
June 2008FairSatisfactoryVery GoodVery Good3750087.1
June 2006GoodGoodVery GoodVery Good3650089.1
October 2004GoodVery GoodVery GoodVery Good3500091.3
August 2002GoodVery GoodVery GoodVery Good4000089.0
September 2000GoodVery GoodVery GoodVery Good3000087.9
September 1998GoodVery GoodVery GoodVery Good3000087.9
November 1996GoodVery GoodVery GoodVery Good2800088.1
January 1995GoodVery GoodVery GoodVery Good2800088.7
April 1991GoodVery GoodVery GoodVery Good2535088.9

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.1,1811,181000
Deck
Reinforced Concrete Decksq. ft.10,315010,31500
Substructure
Reinforced Concrete Abutmentlinear ft.174174000
Reinforced Concrete Pier Caplinear ft.130122800
Joints
Compression Jointlinear ft.2400100230
Bearings
Elastomeric Bearingeach4444000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.3253151000