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re the Tanks Grounded And/Or Bonded round tanks per IN FPA 780 or other accepted industry <br /> Pro erl ? o tandard." <br /> ther /A <br /> tairways-Handrails-Platforms-Ladders Fair <br /> isually spotted some paint failure and corrosion, <br /> eeommend clearing and painfing. <br /> Cher N/A <br /> 5.0 E�ernal Shell <br /> E�dernal Coatings Observations Comm.nts/Raccimmendations <br /> ank External Coatin Paint <br /> temal Coatin Condition Fair IRecommend cleaning and painfing. <br /> Me N/A <br /> Shell Observations `- Comm.nts/Recommendations <br /> ondition Of Welds IGood <br /> orrosion Yes Tank top,ladder,and around name plate Mere is some <br /> corrosion present,Recommend cleaning and painfing. <br /> vidence of Distortion No <br /> echanieal Damage No <br /> Evidence of Leaks No <br /> Repads or Changes to Original Design? No <br /> ther East side Excessive corrosion,unable to obtain UT readin s. <br /> nsulahon Missin ? N/A <br /> vidence of Moisture. N/A <br /> video-of Mold? <br /> to A <br /> ama a Insulation? A <br /> orrosion Under Insulation? A <br /> Other <br /> """"Tank Roof Observations Comments/Recommendations <br /> landing Waterlow areas ? o <br /> Dalin Failure? eseeommend clearing and painfing. <br /> Mer <br /> . r Ultrasonic Thickness Testing <br /> Comments <br /> Itrasonic Thickness Testing T measurements were taken on single wall tanks as required by STI SP001 formal <br /> xtemal inspection protocol.See figure 1.1 for a summary of results. <br /> nstrument Manufacturer Imus <br /> odel No. ID79WSM <br /> 8DL Plus <br /> alibration Due Date alibrated for use. <br /> Presentation -scan <br /> ransdueer Manufacturer anametries <br /> local No. <br /> Previous UTT In echon Records Available? o <br /> re UL 142 Steel Thickness Standards BeingL 142 manufacturing specifications will be used for comparison purposes.9K horizontal <br /> sed For Com arison Puroses? nks built to UL 142 standards will have a minimum steel thickness of.240" <br /> TT Comments a mean or average reading taken was.272"on the sidewall and.292"on the end caps. <br /> f the UT readings taken Mere were no indications requiring repair or further action. <br /> Mer East sidewall has build up. Difficult to obtain UT readings. <br /> 6 <br />