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I55 over MALLORY BAYOU

Map

Coordinates:
+35.07972, -90.06861
35°04'47" N, 90°04'07" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:I55 over MALLORY BAYOU
Structure number:79I00550063
Location:.7 MI W OF SR 14 JCT
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:9.8 ft. [3.0 m]
Total length:23.0 ft. [7.0 m]
Owner:State Highway Agency [01]
Year built:1963
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:65,460 [as of 2015]
Truck traffic:24% of total traffic
Structural appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Culvert condition:Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:98.9 tons [89.9 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:76.3
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$473,000

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
January 201776.3Fair6 out of 10-65460
February 201576.4Fair6 out of 10-62980
February 201376.1Good7 out of 10-69170
March 201176.9Good7 out of 10-54490
April 200976.4Good7 out of 10-62870
June 200776.0Good7 out of 10-70880
August 200579.0Good7 out of 10-70060
August 200379.2Good7 out of 10-67340
September 200176.0Good7 out of 10-70760
January 200067.0Good7 out of 10-63640
January 199870.0Good7 out of 10-62340
August 199568.0Fair6 out of 10-59030
August 199370.0Fair6 out of 10-50000
November 199170.0Good7 out of 10-47380