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~HTRODUCTION <br /> <br />This naerative discrtption is intended to idpntif9 specific <br /> <br />p~oposed lop this site i~ d~igned t~ t~eat septic tank effl~t <br />~io~ to fi~al disposal in a con~ti~al d~ai~fiel~ of re.ced <br /> <br />I1. 51TE PREPAR/~TION <br /> <br />It is suggested that prior to i~itiatisg constructio~ activities os <br />this site the selected contractor be required to stake out all the <br />various ce=ponent~ of the d~ainfield as sho~m in the attached plans. <br />Hang of these components have been staked oUt alread~ and it mill be <br />ne~essar~ onlu to replace or augment the existing staking. <br /> <br />III. TH~ ~EPTIC DOg TA~K <br /> <br />The septic tank unit is a ~dified 1500 gallon septic tank <br />manufactured bg Hank's Concrete P~odects of Leba~n, OregOn. This <br />tank has been p~oviged mith a c~ete divig~ providin) a 5~ gallon <br />pump cham~r. This tank eill ~,pPovi~d atth a 2a~ aide c~crete <br /> <br />A I/3 hp h~d~amatic 0BP 33 P~ap phall be esed and placed in a <br />screened pump sump, This pump mill be provided mith gate and check <br />valves~ float s~itches, and alaPe, Corrosion-proOf electrical and <br />plumbing quick disconnects shall be u~d. An audible alarm sgstee <br />~ith manual ~ilence ~ill be used eith the alarm float located seven <br />(71 inche~ above the ~on' level. This ~hall be os a separate circuit <br />from the PUmp controls. <br /> <br />The me~cu~ float s~itch ~ill be placed to provide a 90 mellon dose <br />to the ~and filte~ unit. <br /> <br /> <br />