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Purchased backfill <br />Concrete cap - poured in place <br />Deer Creek Vent Shaft (TR-109) <br />Pressure grout annulus over 30-ft <br />interval of sandstone <br />Purchased backfill <br />Concrete cap - poured in place <br />3665 cyds Adit - backfill (cy) <br />452 sf <br />2'x3.14x3'x0.5' Grout <br />x30' <br />229 cyds Adit - backfill (cy) <br />28 sf <br />3,665 CY $7.80 100% $ 28,587 <br />452 SF $91.09 100% $ 41,173 <br />283 CF $26.03 100% $ 7,366 <br />229 CY $7.80 100% $ 1,786 <br />28 SF $91.09 100% $ 2,551 <br /> Total for this page $ 246,130