Agenda - Council - 06/10/1997 - Laserfiche WebLink

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§ 8.30 be rolled into a wire .125-inch in di-meter, the moisture content is above the plastic limit. If the soil is dry enough to be friable and falls apart when roll~g it into a wire, the moisture content is below the limit ~nd the soil may be manipulated. The standard method of' detenmining the plastic limit is specified in American Association of State Highway Officials (AASHO) Designation #T 90-61. Snnd is a so~l texture composed by weight of at least 25% of very coarse, coarse, and medi-m sand varying in size from 2 to 0.25 mm, less. than 50% of fine or very fine sand ranging in size between 1.25 and 1.05 mm, and no more than 10% of particles sm~]ler than 0.05 mm. Seepage Pit (or leaching pit or dry well) is an underground pit into which a sewage t~n~ discharges sewage or other liquid waste and from which the liquid seeps into the surrounding soil through the bottom and openings in the side of the pit. Setback is a separation distance measured horizontally. Sewage is any water-carried domestic, commercial, or agricultural waste, exclusive of footing and roof' drainage or any residence, or any industry, agricultural, or commercial establishment or other structure, whether treated or untreated, and includes but is not limited to liquid waste produced by bathing, laundry, culinary operations and liquid wastes from toilets and floor drains. Sewage Tank is a watertight tank used in the treatment of sewage and includes, but is not limited to, septic tanks ~d aerobic tanks. Sewage Tank Effluent is that liquid which flows from a septic or aerobic tank under normal operation. Septic Tank is any watertight covered receptacle designed and constructed to receive the discharge of sewage from a building sewer, separate solids from liquid, digest orgarfic matter, and store solids through a period of detention, end allow the clarified liquids to discharge to a soil treatment. Shoreland means land located within the following distances from public waters: a. 1,000 £eet from the normal high water mark of a lake, pond or flowage; and b. 300 feet from a river or stream or the landward extend of a flood plain designated by ordinance on such a river or stream, whichever is greater. Site is the proposed on-site sewage treatment system area. Slope is the ratio of vertical rise or fall to horizontal distance. Soil Boring is any type of excavation capab]e of revealing in detail characteristics of soils penetrated. Soil Characteristics, Limiting are those soil characteristics which preclude the installation of a standard system, including but not limited to evidence I I I I I i I, ! I I I I I I I I I I Page 238 Printed 12/28/90