Laserfiche WebLink
= v <br /> MA <br /> tWISS ASSOCIATES IF <br /> has been In operation since the 19508 The five underground storage tanks investigated during <br /> this project contain plant refrigeration fluids Tanks 1, 5 and 6 are concrete, were installed <br /> between 1974 and 1976, and contain propylene glycol According to DWG, ethylene glycol was <br /> also stored in these tanks on at least one occasion In our July 20, 1988 work plan, Tanks 1, <br /> 5 and 6 were described as containing ethylene glycol However, we understand from DWG <br /> personnel that these tanks have historically contained only propylene glycol, with the <br /> exception noted above Tanks i and 5 have 1,200 gallon capacities and Tank 6 has a 500 gallon <br /> capacity The tanks are located along the eastern side of the property adjacent to the 3 million <br /> pound capacity walnut storage bins (Figure 2) Tanks 7 and 8 are constructed of poured <br /> concrete and are lined with fiberglass and asphalt Tank 7 contains a sodium dichromate chill <br /> water solution Tank 8 contains a calcium chloride and sodium dichromate chill water <br /> solution Tanks 7 and 8 have 3,000 and 5,000 gallon capacities, respectively, and arc located <br /> against the north wall of the processing building Additional tank construction details and <br /> a detailed discussion of the site setting and subsurface conditions are presented In the WA July <br /> 20, 1988 Sampling Plan <br /> i <br /> F \ALL,331DWC1331L1FF9 WP Page 3 <br />