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Appendix B-1 3 <br /> Figure B-55: Percolation Test Sheet <br /> PERCOLATION TEST SHEET <br /> ,` P n� <br /> Test hole location0tl ti`jtt}'th V1t7/ Hole» 'a Date test hole was prepared: /G <br /> Depth of hole bottom: / Z inches Diameter of hole: \D inches <br /> Soil Data from test hole: o <br /> depth,inches soil texture: soil co r <br /> Method of scratching sidewall: c>` Depth of pea size gravel in bottom of hole:_ inches <br /> Date and hour of initial water filling:7i� Depth of initi /p water filling: (Z above hole bottom <br /> T <br /> Method used to maintain 12"ofwet pth i hole for 4 hours: U S <br /> Percolation test conducted by: K C-� Percolation test started at�(am pm). <br /> Maximum water depth above hole bottom during test: inches 7 / ! / /G <br /> INTERVAL WATER WATER WATER FERC RATE L conversions <br /> DROPTDROP DROP CALCULATION <br /> TIME (MINUTES) DEPTH <br /> (fraction) (decimal) 1116=.06 <br /> 1/8=.13 <br /> -- <br /> -r-In4F nrzc31- rE.Rc 3/16-.19 <br /> 1/4=.25 <br /> c 3� ItFF11.L r _ <br /> ("�. / rIME DROP PERC <br /> -- ---- <br /> ItEFILL@,/tyG--®I o3J.Q C 3/8=.38 <br /> fIA- t "{ TIME DROP -I�} R� <br /> _._ - - _"._ 7/16=.44 <br /> REFILL D <br /> TIME luRoi' PI Ps 1/2=.5 <br /> It E F I L L __ ______ _. E 9/16=.56 <br /> "TIME DROP PERC <br /> REFILL ________ =- _ E• <br /> TIME DROI PERC 11/16=.69 <br /> ----.-. -------- -- --- ---------- (Decimal) <br /> G 4=.75 <br /> _.___.__. REFILL - <br /> -TIME DROPPEP.0 13/16=.81 <br /> _. -------- --------- --- CDccimal) <br /> 7/8=.88 <br /> _., REFILL _------- H <br /> _ <br /> _ _--___ <br /> TIME DROP PERC 15/16=.94 <br /> __-... ____ <br /> (Decimal) <br /> Ten Percent Calculation <br /> -t r of AFiC Small¢at >SBC Larg¢at> of BCD Small¢at x of BCD <br /> h <br /> o.to-_J: Q <br /> lima ft- r c�F ABC" - Smallc-st>-oi:BCD, o.To <br /> -i - f -CDE Smal� DE-- � i.a rg¢ac > of nPT- sn,a tl¢.at u <br /> 5,,,.,llrvt r of CDE " 0.30 Smallest> of DEF x 0.10 s _ <br /> F,F G F G,H <br /> 1..•rpevt > of FFG Sa„all¢st r of EFG Largest> of FGH Small¢at�+ of FGH <br /> S.ii_�11¢st > of EFG x 0.30 Small¢st A of FGH x 0.10 <br /> If the top number in each set of boxes is larger than the bottom number, take another reading. If <br /> the top number is equal to or smaller than bottom number, average the 3 numbers for the pert rate. <br />