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• MIDTERM REVIEW RECLAMATION COST ESTIMATE (TR 02-40) <br />Prepamdon Plam Facilities -Pier Demolition <br />Prep Plan[ <br />Final Grade elevation - 6859 <br />Top of Pier elevation - 6857 <br />Remove pier to 3' below final grade elevation -6856 <br />Number of piers - 60 <br />Demolish piers - 60 R x $10.33/lf $610 <br />Thickener Tank <br />Final Grade elevation - 6859 <br />Top of Pier elevation - 6867 <br />Remove pier l0 3' below final grade elevation - 6856 <br />Number of piers - 72 <br />Demolish piers - 7921f x $10.33/If $8,181 <br />Mapnetile Bin <br />Final Grade elevation - 6859 <br />Top of Pier elevation - 6857 <br />Remme pier to 3' below final grade elevation -6856 <br />Number of piers - 16 <br />Demolish piers - 16 If x $10.33/lf $165 <br />• Refuse Bin <br />Final Grade elevation - 6859 <br />Top of Pier elevation - 6866 <br />Remove pier to 3' below final grade elevation -6856 <br />Number of piers - 16 <br />Demolish piers - I601f x $10.33/lf $1653 <br />Zero Entrv Shaft Abandonment <br />Assumptions: 1) 16' diameter shaft <br />2) suspended decking 10' below grade <br />Construct steel platform and declong <br />Construct steel platform - 110 If x $18.88/If $ 2,076 <br />Install strapping - H81f x $18.88flf 1,661 <br />Mcsh overlay - 201 sf x $4.29/sf 862 <br />Work platform and labor - 30 hrs x $300I1u 9,000 <br />FRP concrete (2.3' Utick, 8000 psi, pumped) - 2(15 cy x $(83.00 +12.44 + 5.85)/cy) 3,030 <br />Backfilling - 20' x 314 sf /27 x $3.50/cy 77 <br />Subtotal S 16,629 <br />Na. 7 North Escace Shaft <br />Assasnpttions'. 33 3' dsartxe4er ~ <br />2) suspend decking IO' below grade <br />• <br />ApP,..,d;x /~ p.9~ <br />