Share:

I0020 over I-20 RAMP W-N I-20 MKT S

Map

Coordinates:
+32.50726, -93.74527
32°30'26" N, 93°44'43" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:I0020 over I-20 RAMP W-N I-20 MKT S
Structure number:040904510118917
Location:I-20 RAMP TO LA 1
Purpose:Carries highway overpass over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:149.9 ft. [45.7 m]
Total length:1481.0 ft. [451.4 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:35.1 ft. [10.7 m]
Vertical clearance above deck:15.7 ft. [4.8 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Owner:State Highway Agency [01]
Year built:1985
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel continuous [4]
Main span design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:9,620 [as of 2015]
Truck traffic:29% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:64.9 tons [59.0 metric tons]
Inventory rating:38.0 tons [34.5 metric tons]
Sufficiency rating:55.3
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$5,775,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201755.3PoorFairPoorFairSD9620
July 201555.3PoorFairPoorFairSD9620
July 201454.6PoorFairPoorFairSD13020
February 201471.3FairFairFairGoodFO12550
February 201371.4FairFairFairGoodFO12080
February 201271.6FairFairFairGoodFO10470
February 201171.6FairFairFairGoodFO10470
March 201071.6FairFairFairGoodFO10280
January 200971.7FairFairFairGoodFO9740
March 200856.3PoorGoodPoorGoodSD9460
February 200756.3PoorGoodPoorGoodSD9410
March 200656.4PoorGoodPoorGoodSD9200
February 200556.5PoorGoodPoorGoodSD8650
March 200456.6PoorGoodPoorGoodSD8080
February 200355.8PoorGoodPoorGoodSD7760
May 200155.8PoorGoodPoorGoodSD8100
April 200059.8PoorGoodPoorGoodSD8100
April 199959.8PoorGoodPoorGoodSD8100
March 199859.8PoorGoodPoorGoodSD8100
January 199760.7PoorGoodPoorGoodSD3128
June 199561.2PoorGoodPoorGoodSD5863
June 199459.3PoorGoodPoorGoodSD5154
April 199361.3PoorGoodPoorGood-4868
March 199277.5FairGoodFairGood-4868