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 2014 

Status:Open, no restriction [A]
Average daily traffic:56,500 [as of 2012]
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:75.6
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$975,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201475.6Not deficientGoodVery GoodGood56500
August 201275.7Not deficientGoodVery GoodVery Good55000
July 201075.0Not deficientGoodVery GoodVery Good67000
June 200873.3Not deficientGoodVery GoodVery Good62500
June 200676.8Not deficientGoodVery GoodVery Good54500
October 200489.1Not deficientGoodVery GoodVery Good57500
September 200277.1Not deficientGoodVery GoodVery Good48500
September 200074.2Not deficientGoodVery GoodVery Good48500
September 199874.2Not deficientGoodVery GoodVery Good48500
March 199774.2Not deficientGoodVery GoodVery Good48500
February 199577.1Not deficientGoodVery GoodVery Good41550
April 199177.5Not deficientGoodVery GoodVery Good37800