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Rewrrrnended Practices for the'restini and Verifkatinn of Spill,Overfill,Leak detection and Secondary Containment frtuipment at UST F rflltllrs <br /> ing requiremenu stared in this =rni xnded pracEice ale <br /> general StdteInent6 and may vary. RcExllrllt7e11rlcd p1r-g- S. SPILL BUCKET AND <br /> sure levels Lwd test dt[raticros am aditss,%d in Section 5.7. CONTAINMENT SUMP <br /> Piping rnanufacturem, lest procedures May differ, TESTING <br /> This test can be conducted in sectiont4 or as one con- <br /> thivo4 is pipe depondtg an the insEaIlaTion, Care should he 6.1 General. Spill buckets and cuntairn iimt SUMPS for <br /> taken to ensure that the entire secondary containment oi' imik 9y5-,IumS are neilher intended nor deaipned for the <br /> the piping sysLem is tr-stud, storage of petroleum products, but rather to enntsin gniaf t <br /> 6.6 Test Equipment, 7est equipment shall include: leaks and spills for short periods of time. This section <br /> dt:f rihcs dice lxmeedurea wed to test the integrity of spilt <br /> inert gas sour= (nil.rogen, helium,etc.); buckets and uoutai.nuteizt sum pa to trrisure tllat;hey do not <br /> • smpwamh m other unia-measurement devim adpable leak. <br /> of rumstiring II 1-Wound 111=111ent; 6.2 Spill Bucket integrity TOMIng — Hydrostatic <br /> i t tubing wenablieti {TubiQg aastrziNi provide Test Method. <br /> aciccsis to the he-ginning and end of the interstitial <br /> space,); WARNING; Do not use fuels such as gave- <br /> + pressure gauge with a 15 prig maximum pressure read- line, E85 or diesel as a tact fluid because <br /> ing with 01 incmmbnts. they present a serious fire and nafety <br /> hazard. ORsullne vapors are flammable <br /> 5.7 Test Procedure. and can explode if exposed to an ignition <br /> L Tf nccessay. re-install terruina imi (test.) boots at pip- source such as a spark or open flame. If <br /> ing terminations, a tank or cor►talnment area Is not tight, <br /> using feel as the teat fluid will cause a <br /> 2. If lleccsx�ry, connect tile, tubing ussoinbllca to the sec- releelse Irma the sell or g�rounclwe#er. � <br /> ondary containment termination fitting un c iwh end elf <br /> the: smdii n cif lulling to he tt acd. <br /> 3. Connect [fie,inert brag source and pressure gauge, <br /> 4.Gradual I pregsuilze the irt[esstuial space to 5 psig. <br /> Close the valve and atlow ihe. pressure to srah fim. <br /> Rcpmw$l1riYP to tLie.ape cnl<iCdl w8[ prA.6mlrn iI 11cee.gA$ry_ <br /> S.Ohcierve rho pressure for a pariad of I hour. <br /> B.If the piping pjvsaure o ter I hour is lens thall [lie test <br /> pressure,check termivation fittings and tusL�jsscailslic,q <br /> for nestle,S, <br /> T.Release. [he. presmau cmi tht: system slowly. <br /> a. Rcelinve Elie, lest egnipr=111. <br /> 9.Rmtore the piping in hN nornial up crving Londition. <br /> 6-8 Pass/Fall OrReft if no pressure change occurs <br /> during the ttst period, the piping; sysical passes 111C See- <br /> r�n�lary C[rri19it11llC9lt integrity test. FIGURE G-�. The hydrostattc rttetlzact of nl8fertl9IrJfrlg <br /> spi"i bucket fntegrfty useS MW to deteO forks. The <br /> If there ix any drop in pt:ssure Duct` tine test period, [he measudog stick must be placed in the same io allon <br /> piping fair the secondary containment integrity test, at the beg)nn)ng and end of the test period to ensure <br /> If there is any inckLcase in pressure over the teat pc»c+cl. accarate water level readings. <br /> repent the test. <br /> pei.org <br />