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Reference Point (RP) Reference Point (RP) <br /> Original Ground (OG) Original GFGmd (OG) <br /> Drill 6' dia. hole <br /> N <br /> 1 <br /> V 4 da. PVC pipe i <br /> a <br /> Drill 4' din. hole 00 <br /> N <br /> 2' dia. PVC pipe <br /> Drill 1/4" holes in PVC pipe 0 0 o i <br /> e <br /> 00 0 <br /> ` oo o x r'1 <br /> O r Gravd sine 1/4'to 3/8- : 00 00 0; <br /> 000. a <br /> r f� 0 a 0: N Z <br /> N 4 • _a 0 0 <br /> r1 2' Min. Gravel <br /> yr <br /> Threaded or Glued-- <br /> Connection <br /> I Connection Joint SHALLOW HOLE (6"dia.) <br /> ` NIS <br /> lift Hole t <br /> A. <br /> V.b . tj <br /> (�N <br /> Drill 1/4" holes in PVC pipe via r7 0} v <br /> Gravel size 1/4-to 3/8' <br /> m <br /> 2' Min. Gravel <br /> DEEP HOLE (4"dia.� <br /> NTS <br /> 1. Sleeve the hole with PVC pipe and gravel as soon as <br /> possible after drilling. <br /> 2. Measure depth prior to release of driller_ Deep holes <br /> holes mist be cleaned out by the driller. Shallow, <br /> holes (42' deep) can be cleaned out with 4' auger. <br /> 3. O.IL to place more gravel on the exterior of the <br /> PVC Sleeve, than the minimum that is shown. <br /> r 4. Use a funnel to pour water into the PVC pipe. <br /> SQ 1VO- J 6' 6(-C1 A FA oj— I I <br /> ENGINEER: Earnest F. Smith IHOLE PREPARATION (Deep/ShalloW) APN: /2'3-.32-o -PERCOLATION TESTS DATE: - o —p r <br />