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R <br />18. Final Cover Soil <br />a. Thickness <br />1) Top deck (minimum 3 feet of soil & 1 foot of clay) <br />Td = (> 3' ) Use 3.5 ft (Clay excluded„) <br />2) Side slope (minimum 4 feet normal to -slope) <br />Ts = (> 41) Use 3.5 ft (Clay excluded) <br />b. Volume = [(Td x Ad) ► (TS x.As x C)/27 = (yd3) <br />1,244,444 <br />c. % Native soil 100 <br />d. Native material acquisition cost (excavation, hauling, <br />etc.) ( $/yd3 ) $. 1.05 _------ <br />e. Native soil cost $_1,306,667 _ <br />(Line 18b x Line 18c x Line 18d) <br />f . $ Imported soil <br />g. Imported material acquisition cost (purchase, delivery, <br />etc.) ($/yd3) _ 0 <br />h. Imported soil cost $ 0 _ <br />(Line 18b x Line 18g x Line 18h) <br />i. Placement, grading and compaction (to achieve relative <br />compaction of .90) unit cost ($/yd3) 0 <br />j. Placement, grading and compaction cost $ 0 <br />(Line 18b x Line 18j) <br />k. Subtotal final cover soil $ 1,306,667 <br />(Line 18f + Line 18i + Line 18k) <br />19. Clay Layer <br />a. Area to be capped (ft2) 9,221,216 <br />(Line 17a) <br />b. Thickness (ft) (minimum l foot) 1 <br />C. Volume ( yd3 ) 341,527 <br />(Line 19a x Tine 19b)727 <br />14 <br />