Document vVdoRQGYvJLJXVr4Xgpb5jJEb

Mr. Giias. ITIra Mr. Henry English Mr. A. J, Hengel G-entlemen 3 P E C 1 A L N'OTI IHSTRU CTX OftS FOR CLI . -'i.'ORXi'lGr LEAD GASOLENE. ALAS Uc ii'OR i ini! ARID (The usual refinery rules for cleaning gasolene tanks do not provide safety against sludge and scale from tanks used for leaded gasolene and the following rules must be added. ) A. Inside surfaces of the tank must be kept net during the entire process of cleaning to prevent breathing dust. B. A l l w o r k m a n w h o e n t e r t h e t a n k s ..ust w e a r a i r - l i n e h o s e i;-icislcs * rt Kj A l l W orlcrcen m u s t w e a r spe/iialdo.overalls',\ s h i r t s , underwear, and socks; they must also wear heavy, acid-proof glove in perfect condition, ana knee-length-rubber boots of good quality and in perfect condition. / / // D. Clothing nust be chang^t\and'/ihe face and hands must be cleaned at lunch tine, _At_the end'"'of work the clothing must be changed and a shower be\ta.ken. The clothing must not be worn longer thankone day^wafter\Uv ich it must be laundered. Boots and gloves must be bl-eane&Jdaily. If clothing iis accidentally soaked wi t h sludge from;the bottom of the tank, \it must be changed at once*. . ! \ // E. Sludge_fron\t-he tank crudt not be left where anyone will come ,irC contact The sludge should be from the tank inks wet state an&'"trSrled at some point where workmen will not-' uncover ityan making excavations. taken i \ NOTE: Tank repairmen and welders must also follow these ruled'-when working/ in uncleaned tanks. It is recommended that such procedure beycarried out after thorough cleaning and elimination of dusjfcw -- In each case where it is necessary for you to enter the interior of the storage tank, please be sure that the above instructions are followed explicitly, and also be su.ro to advise this.office beforehand so that you will be equipped with the aproper gas mask. As you know we have gas mask for this work, and in no case are you to enter the tank without a reliable party at the manhole opening of the tank to handle the air pump, and to guard against any possible accidents. K'jp' 002234 Yours very truly, CITIES SERVICE OxL CO - By