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�De _..:!!GHT CERTIFICATE <br />TELEPHONE NO s <br />(510) 235-1393 CERAIIEDVI CUSTOMER <br />255 Parr Boulevard • Richmond, California 94801 <br />JOB NO. _ <br />521U12y <br />2:15^Q�/ r�IV rl.tN <br />FOR: _ „ T TANK NO. 30 � `�'VA ��-j, CPr �( <br />I <br />LOCATION: RICHbAQNn CA DATE: TIM1211:33-0S <br />TEST METHOD VISUAL GASTECH!1314 SMPN LAST PRODUCT HEATING OIL <br />This is to certify that I have personally determined that this tank is in accordance with the American <br />Petroleum Institute and have found the condition to be in accordance with its assigned designation. <br />This certificate is based on conditions existing at the time the inspection herein set forth was <br />completed and is issued subject to compliance with all qualifications and instructions. <br />500 GAL SAFE FOR FIRE <br />TANK SIZE CONDITION <br />OXYGEN 20.9% LOWER EXPLOSIVE LIMIT LESS THAN 0.1% ECOLOGY CONTROL INDUSTRIES <br />REMARKS: <br />HERBY CERTIFIES THAT THE ABOVE NUMBERED TANK HAS BEEN CUT OPEN, PROCESSED, <br />^NU I HLRtzfUKt UtZ5TKUTtO A1 OUR PtRIVIITTED HA RDOUS WASTE FACIL117T <br />E001 04-v CC -04 <br />THE TA tNK. OHIPPED TO 06 FC)R Peri 0Ee8lN(3. <br />In the event of any physical or atmospheric changes affecting the gas -free conditions of the above tanks, or if in any doubt, <br />immediately stop all hot work and contact the undersigned. This permit is valid for 24 hours if no physical or atmospheric <br />changes occur. <br />SAFE FOR MEN: Means that in the compartment or space so designated (a) The oxygen content of the atmosphere is at least <br />19.5 percent by volume; and that (b) Toxic materials in the atmosphere are within permissable concentrations; and (c) In the <br />judgment of the Inspector, the residues are not capable of producing toxic materials under existing atmospheric conditions <br />while maintained as directed on the Inspector's certificate. <br />SAFE FOR FIRE: Means that in the compartment so designated (a) The concentration of flammable materials in the <br />atmosphere is below 10 percent of the lower explosive limit; and that (b) In the judgment of the Inspector, the residues are <br />not capable of producing a higher concentration that permitted under existing atmospheric conditions in the presence of fire <br />and while maintained as directed on the Inspector's certificate, and further, (c) All adjacent spaces have either been cleaned <br />sufficiently to prevent the spread of fire, are satisfactorily inerted, or in the case of fuel tanks, have been treated as deemed <br />necessary by the Inspector. <br />The undersigned representative acknowledges receipt of this certificate and understands the conditions <br />which it was issued. <br />EPRESENTATIVE TITLE INSPECTOR ' <br />limitations under <br />C P 5995 <br />