I 20 over CNIC RR, RAMP


+32.27739, -90.18591
32°16'39" N, 90°11'09" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I 20 over CNIC RR, RAMP
Structure number:11000200250462A
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:582.0 ft. [177.4 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:44.9 ft. [13.7 m]
Vertical clearance below bridge:22.0 ft. [6.7 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:10
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:Basically intolerable requiring high priority of corrrective action [3]
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]
Evaluation:Functionally obsolete [2]
Sufficiency rating:73.5
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$1,230,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201473.5Functionally obsoleteGoodVery GoodGood56500
August 201273.6Functionally obsoleteGoodVery GoodVery Good55000
July 201072.9Functionally obsoleteGoodVery GoodVery Good67000
June 200871.2Functionally obsoleteGoodVery GoodVery Good62500
June 200674.7Functionally obsoleteGoodVery GoodVery Good54500
October 200489.1Not deficientGoodVery GoodVery Good57500
September 200275.0Functionally obsoleteGoodVery GoodVery Good48500
September 200072.1Functionally obsoleteGoodVery GoodVery Good48500
September 199872.1Functionally obsoleteGoodVery GoodVery Good48500
March 199772.1Functionally obsoleteGoodVery GoodVery Good48500
February 199576.0Not deficientGoodVery GoodVery Good41580
April 199176.4Not deficientGoodVery GoodVery Good37800