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i\11291.1 12 - RIiVItiION (1F tiOUTH\4~I~.tiT BOIt1~,HOL1~. DRILLING MlsTIiOU <br />• This calcnlatiun nuxlilies fart B) Plug A Seal Vcnlilatian Borehole ofthe "FR94-17 bond ailculauun. 1 he plugging <br />and scaling method was changed IY~an a cement plug to backlilling ~~•ith sod material. <br />1 he original bond amount was $ 19,919 + 17`% _ $2 ;. ;79.110 <br />I'lua ~~ Scaf Ventilation Borehole <br />I . Drill Rig -Install upper & lower plug <br />$12~/hr x 16 hrs = $ 2,000.(10 <br />_. Water Truck -Water for cement <br />$37.02/hr a I6 hrs = $ ?92.00 <br />;. Flatbed Truck -Material/Supply Hauling <br />53.07/hr ~ 16 hrs = $ X61.00 <br />4. Cement <br />$9.00/sack ~ 126 sacks = $ 1,134.00 <br />~. Backtili Shaft - D9 Dozer <br />420 cy (t7 800 cy/hr = I hr <br />I hr x $ 100/hr = $ 100.00 <br />6. Install Marker - <br />5'- OU/each x I marker $ 2.00 <br />Subtotal = $ 4,389A0 <br />17.37 % Admin = $ 762.00 <br />Total = $ 5,151.00 <br />Band reduction - $23,379 - $5,151 = $ 18 28.00 credit <br />• <br />M R 97- 154 49 10/2/97 <br />