I 20 over CNIC RR, RAMP


+32.27693, -90.18645
32°16'37" N, 90°11'11" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I 20 over CNIC RR, RAMP
Structure number:11000200250462B
Location:0.1 MI W RANKIN CL
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:69.9 ft. [21.3 m]
Total length:722.1 ft. [220.1 m]
Roadway width between curbs:51.8 ft. [15.8 m]
Deck width edge-to-edge:56.8 ft. [17.3 m]
Vertical clearance below bridge:20.3 ft. [6.2 m]
Owner:State Highway Agency [01]
Year built:1966
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:11
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:Good
Status:Open, no restriction [A]
Average daily traffic:55,500 [as of 2014]
Truck traffic:13% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:53.6 tons [48.7 metric tons]
Inventory rating:53.4 tons [48.5 metric tons]
Sufficiency rating:72.4
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$975,000,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201672.4GoodGoodVery GoodGood-55500
August 201475.6GoodGoodVery GoodGood-56500
August 201275.7GoodGoodVery GoodVery Good-55000
July 201075.0GoodGoodVery GoodVery Good-67000
June 200873.3GoodGoodVery GoodVery Good-62500
June 200676.8GoodGoodVery GoodVery Good-54500
October 200489.1GoodGoodVery GoodVery Good-57500
September 200277.1GoodGoodVery GoodVery Good-48500
September 200074.2GoodGoodVery GoodVery Good-48500
September 199874.2GoodGoodVery GoodVery Good-48500
March 199774.2GoodGoodVery GoodVery Good-48500
February 199577.1GoodGoodVery GoodVery Good-41550
April 199177.5GoodGoodVery GoodVery Good-37800