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C) PEI/RP120042 <br /> 6. 2 .1 Purpose. This method is used to test the 5. if the spill bucket is found to have cracks, loose <br /> integrity of single- walled spill buckets or the prf - parts or separation of the bucket from the fill <br /> maty containment of secondarily contained spill pipe, it is not considered to be liquid-tight. This <br /> buckets. visually indicates a test failure. ./ <br /> 6. 2 .2 Description of Test. The spill bucket is NOTE. If the fill cap is not included in the <br /> filled with water. The water level is measured at the spill bucket test and/or the cap is not tight, it <br /> beginning and end of the test, could be the source of potential fuel contami- <br /> 6.2, 3 Test Equipment, Test equipment shall nation from water intrusion . <br /> include , <br /> NOTE: Before permanently plugging, ensure <br /> • watery that local regulations allow the drain valve to <br /> • measuring stick that is accurate to within 1 / 16 be permanently plugged. <br /> ( 0,063 ) inch and of sufficient length, <br /> • plumber 's plug (appropriate size, if used) ; 6. 2 . 5 Tit Procedure, <br /> • stopwatch or other tittle - measurement device 16 Add water to the spill bucket to a level within <br /> capable oCmeasuring a l -second increment, 1 .5 inches of the top of the spill bucket . Allow <br /> the water to settle for 5 minutes before the initial <br /> 6.2 .4 Preparatiom water level measurement is taken. <br /> :1. Care should bw taken when conducting the test 2. Place the measuring stick vertically at the lowest <br /> in the rain or during freezing weather condi - point in the spill bucket and extending above the <br /> Lions . water level to allow for an accurate measure- <br /> 2. Remove and properly dispose of any liquid and ment to be taken . The location of the measuring <br /> istick must remain the same for each water level <br /> debris ( leaves, sediment and trash ) in the spill <br /> measurement . Document the initial water level <br /> bucket. Clean the spill bucket and examine it for <br /> damage , defects or improperly installed compo- measurement as measured from the bottom of <br /> nents. if there are loose components (e.g. , loose the spill bucket ; Alternative measurement meth- <br /> band clamps or bolts), tighten these items before ods may be used provided that measurement to <br /> conducting the integrity test, if there are items 1 / 16 (0 ,063 ) inch can be made . <br /> that must be repaired or replaced (e .g. , deterio- 3 . Take all precautions to prevent the water level <br /> rated gaskets/seals or drain valves), notify the from being disturbed during the duration of the <br /> owner/operator, test. <br /> 3. Examine the till cap and adapter fitting for 4. After t hour. document the ending water level <br /> loose, missing or damaged parts, and make measurements <br /> r <br /> necessary repairs. Complete any repairs before S. Upon completion of the test , remove and dis- <br /> putting water in the spill bucket . Make sure that pose of the water according to Section 6 .7, and <br /> the seal on the fill cap is pres4nt and in good dry the inside of the spill bucket before returning <br /> condition . The cap must fit securely and be leak- it to service. <br /> tight on the riser. The water level during the test <br /> typically will be above the cap, so a leaking cap 6.2.6 Pass/ Fail Criteria . It the water level has <br /> will result in a failed test . As an alternative to a dropped less than 1 /8 (0. 125 ) inch, the spill bucket <br /> tight fill cap, use a plumber's plug in the fill riser passes the integrity test. <br /> if approved by the authority having jurisdiction <br /> ( AHJ ) and tank owner, If the water level has dropped 1 /8 ( 0. 123 ) inch or <br /> greater, the spill bucket fails the integrity test. <br /> 4. The spill- bucket drain valve, if present , must <br /> be leak-tight to pass the test. If it is not leak- 6 . 3 Spill Bucket Integrity Testing — Vacuum Test <br /> Light , it may be possible to simply remove and Method , <br /> permanently plug the drain valve , However, if <br /> you choose to permanently plug, ensure that the 6 . 3 , 1 Purpose, This method is used to test the <br /> local regulations allow this modification . integrity of single- walled spill buckets or the, pti - <br /> pei . org LL <br />