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I 20E I55N over GALLATIN ST LYNCH CK

Map 

Coordinates:
+32.27603, -90.19308
32°16'34" N, 90°11'35" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I 20E I55N over GALLATIN ST LYNCH CK
Structure number:110002002504590
Location:0.8 MI E I 55/I 20W
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:80.1 ft. [24.4 m]
Total length:839.9 ft. [256.0 m]
Roadway width between curbs:55.4 ft. [16.9 m]
Deck width edge-to-edge:59.4 ft. [18.1 m]
Vertical clearance below bridge:18.0 ft. [5.5 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:3
Main spans material:Concrete continuous [2]
Main spans design:Box Beam or girders - Single or Spread [06]
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:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
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]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:56.7 tons [51.5 metric tons]
Inventory rating:49.5 tons [45.0 metric tons]
Sufficiency rating:73.6
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$936,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201473.6Not deficientSatisfactorySatisfactoryVery Good56500
August 201273.7Not deficientSatisfactorySatisfactoryVery Good55000
July 201073.0Not deficientGoodVery GoodVery Good67000
June 200873.3Not deficientGoodVery GoodVery Good62500
June 200676.8Not deficientGoodVery GoodVery Good54500
October 200476.6Not deficientGoodVery GoodVery Good57500
September 200276.4Not deficientGoodVery GoodVery Good60000
September 200074.2Not deficientGoodVery GoodVery Good48500
September 199874.2Not deficientGoodVery GoodVery Good48500
February 199774.2Not deficientGoodVery GoodVery Good48500
February 199576.2Not deficientGoodVery GoodVery Good40300
April 199176.5Not deficientGoodVery GoodVery Good36640