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09/16/1997 10:27 562-427-5&Q6 UPE PYKE PAGE 10 <br />3e 1--; '97 17:14 �R J -R -ROOT INC. WO 234 5350 TD 3156 1.1806 31,11 <br />Criterion for IDeclaring a Leak <br />1, This sys;cm <br />(x) uses a preset threshold <br />measurc� and reports ihe ourput quantity and compares it IC <br />a predetermined <br />• <br />to determine whether the pipeline is ieaking. <br />4, This system <br />(X) usts 3.swgle Test <br />MU111PIC-ICST sequence •.. o'4-- tests (spe-zify number of TeM <br />required) separated by — h0u:3 (specify -.he time (ritcrval bet -M, IeSIS) <br />to determine wheftr the pipeline is ltalr-ng, <br />5 This system <br />♦ a leak if the output of the rneasurcmcm symcm ex-zeeds a threshold of <br />0 05 kspecify flow rate in gal/h) kn I OUT of I tests (specify. for CXample, I <br />out of 2. 2 out of 3). Please give addiVonal details, if necessary. in the space provided. <br />After accountinq for effects cf.-Thermals, if anX. <br />ILvaluxion Apprvach <br />6. There ate five options for collecting the data used in cvWuaring the performance of this <br />sy3tern 7-nts system was evaluated <br />(x) at a WcjW test facty (Option 1) <br />at one or more instrumented operational stooge tank facilities (Option 2) <br />at five or more operational storage tv* facilities verified to be tight (Opivn 31 <br />at 10 or more operational storage tank facilities (Option 4) <br />with an experimentally validated computer simulation (01xion 5) <br />7. A rot3l of 53 tests were conduc:cd on nonleakin p1pellne <br />& nw*tx) bctwctn (date) <br />and 7120191 tdave). A description of the pipel.Lzie configuration used in the evaluation is <br />given in Attachment 3. <br />i�- The pipeline used in the evaluation was -.I— -in. in diiinnete r. -11-�—ft long ant <br />consiruc,cdof f iberglass- (ribergl&ss, steel. or other). <br />( )was System has a 3 gph test mode, whose furictior <br />(X) was <br />♦; I replaces that of a mech4gical leak deteCtor. <br />present in ttc PIPClinc system. <br />Answwr questions 10 and / I if Option j ar 4 wax stsed NA <br />10. The evaluation was corwducted on — (ho- many) pipefiaw Systems ranging in <br />diamettr from in. to _ in., ranging Lin length from -- ft to <br />ft. <br />• constructed ■ (svecity Materails) <br />ripalow Leak Ontcuzen Syxcm - Results Fonn Pzge 2 of 3 <br />