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u <br />for each street will be actively involved in the construction <br />way <br />The residents and Indian River County should <br />of the sewer project. <br />be prepared to endure the usual inconveniences associated with <br />construction of a sewer project in addition to the noise and vibra- <br />by the breaking up and removal of the hard limestone <br />tion caused <br />layer. <br />involved with this project must also bear in <br />' <br />Each resident <br />that it will be their financial responsibility to provide <br />mind <br />for the construction of the 4" service lateral from the right- <br />of-way line to their dwelling unit. A local plumbing contractor <br />should be consulted by each dwelling unit owner to provide them <br />estimate for furnishing and installing the 4" service <br />with a cost <br />lateral. The plumbing contractor should be made aware, by the <br />of the existing underground layer of hard limestone. <br />homeowner, <br />individual homeowner will be required to properly abandon <br />Also, each <br />their septic tank in accordance with the Health Department rules <br />' <br />and regulations. <br />system <br />the conventional gravity collection <br />Once installed, <br />and pumping stations will function as a very reliable sewer system <br />' <br />requiring only routine cleaning and maintenance. A construction <br />cost estimate is presented in the next section of this report. <br />Individual Grinder Pum /Manifolded Small Force Main Alternative <br />"Exhibit B" is included in this report and $bows a schematic <br />' <br />layout of a manifolded system of small PVC force mains 2 to 3 <br />The small PVC <br />inches in diameter along with spot elevations. <br />force mains would be constructed within the existing back yard <br />persently accommodate the existing potable <br />easement areas which <br />water supply system serving the Rockridge project service area. <br />Each dwelling unit would be furnished with an arrangement <br />the Dwelling Grinder Pump Typical Installation Detail <br />as shown on <br />on "Exhibit D." It is proposed that the sewer contractor remove <br />the existing septic tank lid, dewater its contents, clean the <br />tank, and backfill the septic tank to grade with approved backfill <br />' <br />sandy material. Meanwhile, the existing 4" service lateral from <br />be extended to connect to a fiberglass pump basin <br />' <br />the house would <br />installed in the septic tank backfill material. <br />which would be <br />