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<br /> <br /> <br /> <br /> <br /> <br /> <br />1 <br />EY.}IIRIT D (Revised 4-?8--78) <br />' (d) <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Impoundments of surface drainage in the relatively <br />impervious floor and high wall of the A-hand quarry are <br />as follows: <br />I~A:i1~ bcc-1356--3 to 5-acre surface area <br />Iv1aps bcc-1357 and 1358--5 to 7-acre surface area <br />and small area in older quarry east of the <br />haul road. <br />Map bcc-1358--2 to 4-acre surface area <br />6 <br />The level and size of these impoundments vary with <br />precipit,ition conditions. Leakage at the flood ditch quarry <br />crossing has been reduced by sealing work. <br />Size of wren to be vrorked at any one time <br />1'he fourth cut A-band quarry disturbed since J~.1y 1, <br />1976 i outlined 'in red on maps 4 and 5 and comprises <br />;'/ ur.rec, including deposition of overburden. The north <br />end A-band quarry, disturbed since January 1976 (outlined <br />in red) is that portion of maps 5 and 6 located north of the <br />unnamed drainage and comprises 94 acres. This total of <br />1?1 acres is estimated as required to supply the cement plant <br />until startup of the preheater kiln. <br />It4ining equipment and earth-moving methods currently <br />used must be adapted to supply a uniform blend of at <br />least four different materials to nevr kiln equipment with <br />which ldual has had no previous experience. This future quarry <br />will start with operations in bands C, E1, E2 and E3 at separate <br /> <br />