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SAFEGUARDING UNDERGROUND OPENINGS <br /> Task description: Seal and Backrdl All Mine and Vent Shaft Entries <br /> Site: Williams Fork Mines Permit Action: 2020 Reclamation Left Permit/Job#: C1981044 <br /> PROJECT IDENTIFICATION <br /> Task 003 State: Colorado Abbreviation: None <br /> Date: 12/16/2020 County: Moffat Filename: C81-44 <br /> User: DC1 <br /> Agency or organization name: DRMS <br /> UNIT COSTS <br /> Opening <br /> Description Dimensions Closure Method Quantity Unit Unit <br /> Cost Total Cost <br /> Portal No.5 Entries 5@120 SF Adit closure- 600.00 SF $171.67 $103,000.02 <br /> (5) bulkhead seal, >=36 <br /> sq.ft.(per sq.ft.) <br /> -Backfill Entries 5@ 44.4 CY Adit closure- 222.00 CY $20.00 $4,440.00 <br /> backfilling(per cu. <br /> yd.) <br /> Job Hours: 200.00 Total Cost: $107,440.02 <br />