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Rumaterded Racdws ?ar the Tevdr4andVaiPadon ofSpi3OMeR( teak Detetdon and Secondary Contahment Egiilinet at UST FacINes � FEVRP1200-17 _--._-
<br /> - - --- '— 6.2.2 Deseelptlon of Test. The spill bucket is
<br /> 6.3.6 Paas/Fell Crites. Ifnopressurechange 6. SPILL BUCKET AND filled with water. no waw level is measured at the
<br /> occurs duringthe ten oils she piping system beginning and and of the tau.
<br /> p,..'= the SendaryCotainmentintegrity wt.If CONTAINMENT SUMP g
<br /> there is any dmp in pressure over the teat period, TESTING 6.2.3 Test Equipment Test equipment shall
<br /> die piping fails the secondary Containment integrity include:
<br /> test If them is any increase in pressure over die test I 6.1 General. Spill buckets and containment sumps for water,
<br /> period, repeat the tut. lank systems are neither intended nor designed for the
<br /> storage of petroleum products, but rather to Contain small measuring stick that is accurate m within ]/16
<br /> leaks and spills for short periods of time. This section (0.063) Inch and of sufficient length;
<br /> describes the procedures used m test the integrity of spill plumber's plug (appropriate sire, if used);
<br /> buckets and containment sumps m ensure that they do not stopwatch u other time-measuremcot device
<br /> leak, capable of measuring a 1-second increment
<br /> 6.2 Spill Bucket Integrity Testing — Hydrostatic 62.4 Preparation.
<br /> Test Method.
<br /> L Care should be taken when conducting the rest
<br /> WARNING; Do not use tush such as geso- 1n the rain a during freezing weather condi-
<br /> line, EBB or diesel as a test fluid because Bona.
<br /> they present a serious fire and safety 2. Remove and properly dispose of any liquid and
<br /> heaard, Gasoline vapors are flammable debris Quves, sediment and trash) in the spill
<br /> and can explode if exposed to an Ignition bucket. Clean the spill bucket and examine it for
<br /> source such as a spark or open flame. If damage, detats or improperly installed compo-
<br /> a tank or containment area Is not tight, nents. If there are loose Components (e.g., icose
<br /> using fuel as the test fluid will cause a bmdcl mpsorbolts), ttgbv thueimmsbef
<br /> release Into the sell or S roundvarter. conducting the integrity test If then are items
<br /> that must be repaired or replaced (e.g., delerio-
<br /> rated gasimulicals or drain valves), notify the
<br /> 6.2.1 Purpose. This method is used in test the owncdopertir,
<br /> integrity of singlo-walled spill buckets a the pri-
<br /> maty containment of secondarily Contained spill 3. Ermine the fig cap and adapter fitting for
<br /> buckets. loon, missing or damaged parts, and make
<br /> necessary repairs. Complete my'repain before
<br /> putting water in the spill bucket. Make sure that
<br /> the seal on the fill up is present and in good
<br /> Condition. The cap must fit severely and be leak-
<br /> watertaM --t tight an the rises, The water level during the test
<br /> 1
<br /> typically will be above the Cop, an a leaking cap
<br /> will result in a failed test. As an alternative to
<br /> a light-fell cap, use a plumber's plug in the fill
<br /> riser if approved by the authority having juris-
<br /> diction (AHJ) and tank owner.
<br /> 4. The spilt bucket drain valve, if present, must
<br /> be leakitight to pass the test H it is not leak-
<br /> tight, it may be possible to simply remove and
<br /> permanently plug the drain valve. However, if
<br /> you choose to permanently plug, ensure that the
<br /> local regulations allow this modification.
<br /> FIGURE 61. The hrdrostatk method of determining 6. if the spill bucket is found to have cracks, luau
<br /> spill bucket Integrity uses eater to detect leaks. The parts or separadon of the bucket from the fill
<br /> measudngsdck must be placed In the same lomUon pipe, it is not Considered to be liquid-dght This
<br /> at the beginning and end of the test period to ensure visually indicates a test failure.
<br /> accurate water level madingz
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<br /> Re[cmrarded Fiactims for theTestk0 andyeikeden of5p0. Dra6k irok Dekrden and Secondary CuntarmmetEqu'pwent MUST FamTdes PEURP1200-17
<br /> the The vacuum level is monitored for expioslo"Boof may Ignite flammable
<br /> NOTE: H the fill Cap is e spill bracket not included in the vapors. If a portable air compressor U ,
<br /> spill bucket test and/or the Cap is net tight, it a I-minute period, used, it should be located at least 20 feet
<br /> could be the source of potential fuel centand- 6.3.3 Test Equipment. Test equipment shall away from the ventudeductor or outside _
<br /> nation fmm water intrusim include, any Clare 1, Division 1 area.
<br /> • vacuum test apparatus (Tbe tut apparatus may
<br /> NOTE: Before permanently plugging, ensure be available from the spill bucket manufacturer. 6.3.4 Preparation, v
<br /> Thal
<br /> local regulations allow the drain valve to It includes an air pressure regulator, a vacuum
<br /> be permanently plugged. source, a vacuum gauge with a minimum 0-50 1. Remove and properly dispose o[ any liquid and
<br /> inch ways Coluvm range and n Control valve. debris Qaves, sediment and crab) in the spill a
<br /> 6.2.5 Test Procedure. The Confl valve is used to adjust the vacuum bucket Clean the r improperly
<br /> and examine it for
<br /> level.); damage, defects a improperly installed compo-
<br /> L Add water to the spill bucket to a level within ) nents. H there are loose components (eg.. loose
<br /> 1.5 inches of the cop of the spill bucket Allow . test cover Me cover is equipped with a test fit- band clamps or bolts), tighten these items before FIGURE 6.3, The vacuum test method Can detect a spill
<br /> the water to settle for5 minutes before the iridal ting.); performing the integrity kat H there are items bucket leak by measuring the change In vacuum Feel
<br /> water level measurement is taken, that must be repaired or replaced (erg., deterio- during the test
<br /> • Plumber's plug (appropriate sire, if rased); rated gaskets/seals or drain valves), notify the
<br /> 2. Place the measuring stick vertically at the louvst
<br /> stopwatch or otter time-rirzsuernent device owner/operator to obtain approval before pro- 6.3.5 Teat Procedure.
<br /> point in the spill bucket and extending above the
<br /> Capable of measuring a 1-second inaemrnt; i feeding with the needed npalm apply wake level to allow for an accurate measure- 8 L Slowlya 1 a vacuum of 30 Inches water
<br /> ment to be taken, The location of the measuring Basketing material (Tbe Purpose of the gas- 2. Examine the Fill cep and adapter filling for column to the spill bucket and close the valve.
<br /> stick most remain the same for each water level kering material is m provide an air-sight Seal loose, missing m damaged parts and make net- H a 30-inch water column vacuum carrot he
<br /> neanremenl. Document the initial water level between the test rover and the Spill bucket.). assay repaint. Make sure that the seal on the fill attained, the spill bucket tails the test See
<br /> measurement as measured firm the bounce of Cap is present and in good Condition. The up Appendix B for pressure and vacuum conver-
<br /> Uw spill bucket. Alternative measurement meth- o-strwatrestean must fit acutely and be leak-tight on the rim cions.
<br /> ods may lied vided that measurement m vao.m vaenm (suits A leaking up will result in a failed tut As an
<br /> Y be lam 2. Sten the tiacuum level
<br /> el rho device and record
<br /> 1/16 (0.063) loch can be made. $01� alternative to a tight-fill cap, use a plumber's the iridal vacuum level shown on the gorge.
<br /> 3. Take all tions to prevent the water level plug in the fill rise.
<br /> preuu P 3. Aha I minute, record the ending vacuum kv<I.
<br /> from being distufied during the duration of the meq S. The spilt bucket drab valve, Hpresent, must be
<br /> WL YAM leak-right in pass the rest. If the drain valve is Upon completion of the lest, release the vacuum,
<br /> 4. After I hour, document the ending water level But. leak-tight, it may be removed and perma- rerrove the test apparatus and the gasketing mato-
<br /> measureaeat Bendy plugged rial from the spill bucket and replace the original
<br /> Cover
<br /> S. Upon Completion of the test, remove and dis- NOTE: Before an
<br /> permanently plugging, easure
<br /> pow of the water according to Section 6.7, and that local regulations allow the drain valve to 6.3.6 Paas/Fall Criteria. If the ending vacuum
<br /> dry the inside of the spill bucket before returning Pxrr Pegh be permanently plugged level is 26 inches wales column m greater, the spill
<br /> it m service. Taro, Cor Ppa bucket passu the tut
<br /> 8.2.6 Pass/Fall Criteria. H the water level has 4. Claim soy Contamination form the cop surface If the ending vacuum level is less than 26 inches
<br /> of the spill bucket where the cover makes a seal
<br /> dropped less than 1/e (0.125) helm, the spill bucket and Une is with gaskeling material. water column, the spill bucket fails the lest
<br /> passes the integrity test
<br /> S. Place the test Cover on the spill bucket' confmn- 8.4 Double-Walled Spill Bucket Integrity Testing —
<br /> If the water level has dropped IB (0.125) inch or ing that it makes a tight seal with the gasketing Vacuum Test Method.
<br /> greater, the spill bucket fails the integrity test. material.
<br /> 8.4.1 Purpose, This method is used to mrt the
<br /> 8.3 Spill Bucket Integrity Testing — Vacuum Tat FIGURE 6.2. The cove muse make a Ugh[ seal with the
<br /> S. Connect the line from the vacuum sours to the integrity of the primary and secondary Containment
<br /> Method. so[ bucket m prevent leakage when the vacmmt Isadapter on the coven of the dcoblo-walled spill bucket
<br /> 6.31 Purpose. This method is used to test die pulled during the fest 7. H the Will bucket is fond to have Cracks, loose 6.4.2 Description of Test A partial vacuum is
<br /> integrity of singlo-walled spill buckets or the pri- pans or wparatim of the bucket fmm the fill applied to the interstitial space between the primary
<br /> wary Containment of secondarily contained spill Pipe, it is net considered to be liquid-tight This and Secondary containment. The vacuum level is
<br /> pockets. WARNING: Use only an elraperated vac- visually indicates a test failure. monimrzd fora l-minuteperiod.
<br /> limn source m a vacuum pump pow-
<br /> 6.3.2 Desorption of Test. Using a specialty start by an explo•lon-prnnf motor, Vacuum 6.4.3 Teat Equipment. Test equipment shall
<br /> equipped rest cover, a partial vacuum is applied to pumps with electric motors that are not include:
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