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5 <br /> ti W+ 4 6 51 <br /> i kfr h �fk <br /> J E <br /> y <br /> T <br /> �' y: <br /> 3'�` <br /> y <br /> r <br /> operations, building, fire, and safety their watertight construction and of in several ways. Because there is <br /> codes,and architectural appearance. strength, the site does not need special little remaining dissolved hydrocarbon <br /> EA Remediation Technologies, Inc. preparation such as foundations, in the treated water and the flow rates <br /> (EA RTI), a subsidiary of EA, has fencing,curbs for containment, or are generally quite low, the discharge <br /> constructed several pump and treat lining. The units serve as their own can be channeled directly to a sanitary <br /> systems that meet or exceed all appli- secondary containment system should sewer system. Another option is to <br /> cable codes. The major advantage of the piping or pumping mechanisms or reinject the treated water into the <br /> these systems is that they can be modi- safety systems fail. The units are also aquifer from which it came. <br /> fied to match the appearance of the sur- transportable via flatbed truck, allowing EA has successfully installed such <br /> rounding community while remaining them to be reused once a site is closed. systems at several sites. At one site, <br /> completely transportable. Owners of Each container uses a self-contained where cleanup is nearly completed, <br /> underground storage tanks who manage phase separation and polishing system quarterly sampling of ground-water <br /> multiple facilities can, once a site is that is constructed off-site, moved to showed a steady decrease of the <br /> declared clean, shut down the unit, the site, and hooked up to existing or concentrations of petroleum products. <br /> transport it to another appropriate site newly installed wells. Off-site con- The system has been in continuous <br /> following engineering review, and struction allows building to begin operation for two full years with only <br /> restart the system with updated permits, during the permitting process and one process pump malfunction (re- <br /> and perhaps, a new coat of paint. allows the system, once approved, to be paired within 24 hours)during the <br /> This transportable and fully con- brought into operation without major entire period. This site consisted of <br /> tained ground-water treatment system construction on the site, minimizing three wells and reinjection of the treated <br /> was designed by EA Environmental disruption at a facility. The units are water to an infiltration basin filled with <br /> Services staff for remedial actions at pretested for 24 hours prior to ship- pea gravel, from which the treated <br /> several gasoline service stations in ment. Each unit contains automatic fire water returned to the ground. Eventu- <br /> California. The engineers' intent was sprinkler systems and an automatic ally, the unit, which is owned by the <br /> to design a facility that was easy to system shutdown connected to lower client, will be deployed at another site <br /> construct and durable, and which could explosive limit(LEL) detectors at with similar characteristics. <br /> be installed and subsequently removed several points in the treatment process. <br /> without extensive rehabilitation of the The LEL and shutdown system ensure Contact: <br /> site after treatment is complete. Based that buildup of petroleum product Roy Kuroiwa 206-869-2194 <br /> on standard sea-land containers,they vapors never exceeds critical levels. Gloria McCleary 301-771-4950 <br /> are as easily decorated and landscaped The discharge from a ground-water Bob Owens 214-484-1420 <br /> as any small building, but because of treatment system unit can be disposed Terry Winsor 415-283-7077 <br />