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HomeMy WebLinkAboutSite PlanPERC RATE DATA WITNESSED BY UNCAS HEALTH - 4/05/05 DEPTH - 5811 10:39 - 45" 10:43-111491/2" 2:55-251/4" 10:45 - 50" 3:00 - 26112" PERC RATE- 4 MWAt Vgk INCH DESIGN DATA: PERCOLATION RATE = 1-10 MINANCH RATE 3 BEDROOM RESIDENCE REQUIRES 495 S.F. OF EFFECTIVE LEACHING AREA EFFECTIVE LEACHING AREA ---56 LF x 9,2 SF/LF — 515,2 SF USE (14) 4- LONG - 48"A8" GALLERY UNITS USE A 1,250 GAL. 2 -COMPARTMENT TANK WITH OUTLET FILTER DEVICE RESERVE AREA NOT REQUIRED FOR REMOVAL & REPLACEMENT OF EXISTING HOUSE PER UNCAS HEALTH MLSS NEED NOT BE CONSIDERED 84°2315 11 EN/F 47, 51 ELIZABETH CAPER GENGENBACH ET AL S 84023'32ff 133-35 f I WF 7.. W&#10 S850261481'.1.1.1.1..*.,.,.,, 11. 1.11'....".-,...i.........-.,,..."..,.,..-.....-..-..-"...,"..,,...,...".....,-.".,,..,....,,,,.-,..,...,.-.*. 11 80 811 SEWAGE PUMP SYSTEM INSTALLATION NOTES: THE CONTRACTOR SHALL SUBMIT SHOP DRAWINGS FOR THE PUMP SYSTEM FOR APPROVAL BY THE OWNER, SHOP DRAWINGS SHALL INCLUDE BUT ARE NOT LIMITED TO ELECTRICAL LAYOUTS, PUMP SPECIFICATIONS, AND PUMP TANK SPECIFICATIONS, THE PUMP SYSTEM SHALL BE SINGLE PUMP WITH A HIGH LEVEL ALARM. PUMP TANK, THE PUMP CHAMBER SHALL BE OF PRE -CAST, REINFORCED CONCRETE, THE PUMP CHAMBER SHALL BE CONSTRUCTED WATERTIGHT WITH ALL JOINTS WATERPROOF. THE PUMP CHAMBER SHALL BE ANCHORED IN MASS CONCRETE AS NECESSARY TO RESIST FLOATATION, SEWAGE PUMP THE PUMPS SHALL BE SUITABLE FOR SEWAGE PUMPING AND DELIVER 25-60 GPM AT AN OPERATING HEAD OF 10'+ PIPE LOSSES. THE PUMPS SHALL BE ENERGY EFFICIENT AND DURABLE FOR OPERATING 1-2 TIMES PER DAY FOR 10-15 MIN INTERVALS, EACH PUMP DISCHARGE SHALL BE PROVIDED WITH IN -DEPENDENT UNION, CHECK VALVE, AND GATE VALVE AHEAD OF THE SINGLE FORCE MAIN, ALL VALVING, FIXTURES AND PUMP CHAMBER APPURTENANCES SHALL BE CONSTRUCTED OF PVC OR OTHER NON -CORROSIVE MATERIAL. ELECTRICAL NO ELECTRICAL CONNECTIONS SHALL BE MADE IN THE PUMP CHAMBER, THE ALARM AND PUMP POWER SUPPLY SHALL BE ON DIFFERENT CIRCUITS, ALL ELECTRICAL CONNECTIONS AND ASSEMBLY SHALL BE INSTALLED BY A LICENSED ELECTRICIAN. kn I.., .......... ........... 100 .......... TP# ....................... ............................................... ....... 8 83'142,4156LF- (14) 48"x48" CONCRETE GALLERIES ................ ............ ......................... BOTTOM OF SYSTEM - 9.80 .. .................. .94 25fINVERTATGALLERIES - 12.80 TOP OF GALLERIES - 13.80 ....... 32'.5' SEE DETAIL) 7 VfF#1 WF#8 WF#§- TP#2 F% INSTALL & MAINTAIN A CONTINUOUS EXISTINGLINEOFSILTFENCE (SEE DETAIL) PERC EXISTING SEPTIC TO WOODBEABANDONED & T1P#3 If FILL D DOCK LIMITS OF INLAND WETLANDS 1 ¢ i41 1 1 WF#2EXISTINGWELLTO13,13 ABANDONED & FILLED z P INVERT @ D -BOX - 13,60 75 RADIUS L 148LF OF PE' TUBING (SEE FORCE MAIN DETAIL) KI 2 INVERT @ D -BOX - 14,06 DERTH - 42" M FOR FROST PROTECTION 11 FOOTING DRAININSqLATEPE, TUBING AT D -BOX I WH'ERE 42" DEPTH IS NOT ACHIEVEDJ. f OUTLET Y65,4 COAS I I 0 1 A j T01v EL & 5 MEAN HIGH WATER N/Fp StA-13.1111 RJLIUS K, JURKIEWICZ & ANN MARIE RJMEWICZ AIL 1, pp'04P 38LF-4"Pvc 04 vsSTMI'DI785) CE k 4,50LIMITSOFSPECIALFLOODQ-6.,50BFE-13,0IHAZARDZONEA10 LIMITS OF TIDAL WETLANDSPROPOSEDAPPROX. LIMITS OF I YEAR, DFIVEWAY FLOOD PROPOSED 1,250 GAL PRECAST PUMP C JBENCHUTILITIES (WATERTIGHT) 1,250 GAL PRE SEP IC TANK SPIKE IN 32" MAPLE INLET INV, 6.70 WITH EFFLUENT FIL OUTLET ELEV,-18.07 OUTLET PE TUBING = 7.50 (WATER TIGHT) ' PROVED E Vq#5 if USE MEYERS EFFLUENT PUMP (TUF-TITE EF -4 OR AP LIMITS OF 100BUFFER1/2 HP MODEL #ME50 OR INLET INV. = 7. 10 APPROVED EQUAL OUTLET INV, - 6.85 FROM TIDAL WETLANDS 25F N 8302332't W Cb 370. 1 741 N/F INSTALL & MAINTAIN -A CONTINUOUS ANDREW J, GILLESPIE & LINE OF SILT FENCE (SEE DETAIL) __ @ EXISTING WELL RUTH E. GILLESPIE . .. . ...... . ..... 7- 14. NOT IN USE LEGEND: TEST HOLE DATA FIRST FLOOR EL, ELEVATION WITNESSED BY UNCAS HEALTH - 4/05/05 SQUARE FEET TYP. PER REFERENCE MAP) IPIN IRON PIN TP "It' - 011-9t'TOPSOIL RECOVERED 11,5x 9"-20" SANDY SUBSOIL xIII.5 PROPOSED SPOT ELEVATION 2011-118" BONEY GRAVEL & MED, SAND EXISTING CONTOURS I NO MOTTLING BUILDING SETBACK LINE WATER@116" TEST ROLE NO LEDGE TP 112 11 0114211 TOPSOIL 12"-2011 SANDY SUBSOIL 20",3211 FINE MED. SAND & STONE 32"-55" FINE MED, GRAVEL 55"-78" MED, SAND NO MOTTLING Z Z WATER@55'1 NO LEDGE z TP 11311 - 011-1811 TOPSOIL & FILL 18"49" FINE MED, SAND & STONE 491'-122" FINE MED. SAND & STONE 122"446" FINE MED, SAND NO MOTTLING WATER@135" NO LEDGE PERC RATE DATA WITNESSED BY UNCAS HEALTH - 4/05/05 DEPTH - 5811 10:39 - 45" 10:43-111491/2" 2:55-251/4" 10:45 - 50" 3:00 - 26112" PERC RATE- 4 MWAt Vgk INCH DESIGN DATA: PERCOLATION RATE = 1-10 MINANCH RATE 3 BEDROOM RESIDENCE REQUIRES 495 S.F. OF EFFECTIVE LEACHING AREA EFFECTIVE LEACHING AREA ---56 LF x 9,2 SF/LF — 515,2 SF USE (14) 4- LONG - 48"A8" GALLERY UNITS USE A 1,250 GAL. 2 -COMPARTMENT TANK WITH OUTLET FILTER DEVICE RESERVE AREA NOT REQUIRED FOR REMOVAL & REPLACEMENT OF EXISTING HOUSE PER UNCAS HEALTH MLSS NEED NOT BE CONSIDERED 84°2315 11 EN/F 47, 51 ELIZABETH CAPER GENGENBACH ET AL S 84023'32ff 133-35 f I WF 7.. W&#10 S850261481'.1.1.1.1..*.,.,.,, 11. 1.11'....".-,...i.........-.,,..."..,.,..-.....-..-..-"...,"..,,...,...".....,-.".,,..,....,,,,.-,..,...,.-.*. 11 80 811 SEWAGE PUMP SYSTEM INSTALLATION NOTES: THE CONTRACTOR SHALL SUBMIT SHOP DRAWINGS FOR THE PUMP SYSTEM FOR APPROVAL BY THE OWNER, SHOP DRAWINGS SHALL INCLUDE BUT ARE NOT LIMITED TO ELECTRICAL LAYOUTS, PUMP SPECIFICATIONS, AND PUMP TANK SPECIFICATIONS, THE PUMP SYSTEM SHALL BE SINGLE PUMP WITH A HIGH LEVEL ALARM. PUMP TANK, THE PUMP CHAMBER SHALL BE OF PRE -CAST, REINFORCED CONCRETE, THE PUMP CHAMBER SHALL BE CONSTRUCTED WATERTIGHT WITH ALL JOINTS WATERPROOF. THE PUMP CHAMBER SHALL BE ANCHORED IN MASS CONCRETE AS NECESSARY TO RESIST FLOATATION, SEWAGE PUMP THE PUMPS SHALL BE SUITABLE FOR SEWAGE PUMPING AND DELIVER 25-60 GPM AT AN OPERATING HEAD OF 10'+ PIPE LOSSES. THE PUMPS SHALL BE ENERGY EFFICIENT AND DURABLE FOR OPERATING 1-2 TIMES PER DAY FOR 10-15 MIN INTERVALS, EACH PUMP DISCHARGE SHALL BE PROVIDED WITH IN -DEPENDENT UNION, CHECK VALVE, AND GATE VALVE AHEAD OF THE SINGLE FORCE MAIN, ALL VALVING, FIXTURES AND PUMP CHAMBER APPURTENANCES SHALL BE CONSTRUCTED OF PVC OR OTHER NON -CORROSIVE MATERIAL. ELECTRICAL NO ELECTRICAL CONNECTIONS SHALL BE MADE IN THE PUMP CHAMBER, THE ALARM AND PUMP POWER SUPPLY SHALL BE ON DIFFERENT CIRCUITS, ALL ELECTRICAL CONNECTIONS AND ASSEMBLY SHALL BE INSTALLED BY A LICENSED ELECTRICIAN. kn I.., .......... ........... 100 .......... TP# ....................... ............................................... ....... 8 83'142,4156LF- (14) 48"x48" CONCRETE GALLERIES ................ ............ ......................... BOTTOM OF SYSTEM - 9.80 .. .................. .94 25fINVERTATGALLERIES - 12.80 TOP OF GALLERIES - 13.80 ....... 32'.5' SEE DETAIL) 7 VfF#1 WF#8 WF#§- TP#2 F% INSTALL & MAINTAIN A CONTINUOUS EXISTINGLINEOFSILTFENCE (SEE DETAIL) PERC EXISTING SEPTIC TO WOODBEABANDONED & T1P#3 If FILL D DOCK LIMITS OF INLAND WETLANDS 1 ¢ i41 1 1 WF#2EXISTINGWELLTO13,13 ABANDONED & FILLED z P INVERT @ D -BOX - 13,60 75 RADIUS L 148LF OF PE' TUBING (SEE FORCE MAIN DETAIL) KI 2 INVERT @ D -BOX - 14,06 DERTH - 42" M FOR FROST PROTECTION 11 FOOTING DRAININSqLATEPE, TUBING AT D -BOX I WH'ERE 42" DEPTH IS NOT ACHIEVEDJ. f OUTLET Y65,4 COAS I I 0 1 A j T01v EL & 5 MEAN HIGH WATER N/Fp StA-13.1111 RJLIUS K, JURKIEWICZ & ANN MARIE RJMEWICZ AIL1, pp'04P 38LF-4"Pvc 04 vsSTMI'DI785) CE k 4,50LIMITSOFSPECIALFLOODQ-6.,50BFE-13,0IHAZARDZONEA10 LIMITS OF TIDAL WETLANDSPROPOSEDAPPROX. LIMITS OF I YEAR, DFIVEWAY FLOOD PROPOSED 1,250 GAL PRECAST PUMP C JBENCHUTILITIES (WATERTIGHT) 1,250 GAL PRE SEP IC TANK SPIKE IN 32" MAPLE INLET INV, 6.70 WITH EFFLUENT FIL OUTLET ELEV,-18.07 OUTLET PE TUBING = 7.50 (WATER TIGHT) ' PROVED E Vq#5 if USE MEYERS EFFLUENT PUMP (TUF-TITE EF -4 OR AP LIMITS OF 100BUFFER1/2 HP MODEL #ME50 OR INLET INV. = 7. 10 APPROVED EQUAL OUTLET INV, - 6.85 FROM TIDAL WETLANDS 25F N 8302332't W Cb 370. 1 741 N/F INSTALL & MAINTAIN -A CONTINUOUS ANDREW J, GILLESPIE & LINE OF SILT FENCE (SEE DETAIL) __ @ EXISTING WELL RUTH E. GILLESPIE . .. . ...... . ..... 7- 14. NOT IN USE LEGEND: F,F. FIRST FLOOR EL, ELEVATION S,F, SQUARE FEET TYP. TYPICAL IPIN IRON PIN REC, RECOVERED 11,5x EXISTING SPOT ELEVATION xIII.5 PROPOSED SPOT ELEVATION 10 EXISTING CONTOURS I PROPOSED CONTOURS BUILDING SETBACK LINE TEST ROLE LIFTING HANDLES 2X2 98 16 GA. WIRE MESH FILTER 11/211 FABRIC— 12" OF BACKFILL 1' BROKEN STONE IIY-6" In oRsxILiTLAOtvnNOCKOUTINLETANDPOST — SELF CLEANINGOUTLETOPENINGS 0 COMPACT D BACKFILL co 0 oo 0. 7T SILT FENCE 6 1/8" NOT TOSCALE —4 + p 002" CAST 101, CONCRETE COVERS C)&- PLAN 2011 0STANDARDD -BOX NOT TO SCALE . 2411 DIAX ACCESS MANHOLE 81, CAPACITIES A B C MIN 450 GALLON EXCESSSTORAGE To GRADE, SEALED ORMIN60 LB. (9 VOLUME ABOVE ALARM SWITCH COVER 001250GAL6111511148116 1500 GAL 69" 59" 56" 14 1/2" NLQTE, FORCEWMStII PLACED ONA4" SAI TOPSOIL POSITIVE GRATE FROMTHE PUW TANKTOTM PUMP LIFT CHAIN (PLASTICOR 17 3/8" 4 x 4 12.6/12,6 GA, WIRE MESH LORI, SEED MULCH LEACHINGFIELD AREA. THE FORCEMAINMUST NYLON) 17 1/2" 6x 6 6/6 GA. WIRE MESH GRAvrryDRAINBACK TO THEPUMPTANK, POWER SUPPLY TO CONTROL BOX 2" DIAM, PVC FORCE MAIN TO 29 44NLET FROM SEPTICTANK LEACHING SYSTEM INLE 3'! VENT----- OUTLET ELPUMP RAILFORFLOATINGBACKFILLFROMREQUIRETOPSOILST) FRC. LIQUID LEVEL_ ___ EWAVAINN (DEnHVARIES) WITCHES ANLEADS 1/4" DLAM. WEEP HOLESTAND -W p1wAL= STAND-BYPUMP ON & ALARM WATERPROOF JOINTS 48 GALLERYCONTINUOUSHOTp. -OUTLET FILTER 8" ABOVE PRIMARY PUMP ON PUMP CROSS SECTIONAclASPHALTSEALUDEVICEGALLONS 4es Mvoz SCHED, #40 UNION, CHECKVALVE AND GATE CLEAN SAND STORAGE VOLUME OF 120-150 NWQFF I I - NOT TO SCALE2ORPVCVALVEFOREACHPUMP12tiMINIMUM8" SUMP STORAGE 0?4 FORM MAIN DISCHARGE TO FORCE MAIN ASTMD224108 APPROVEDOVED EQUAL) PUMP WITH LEGS FLOATCONTROL SWITCHES dVtijs map is substantially correct as noted hereon. CROSS SECTION 1250/1500 GALLON PUMP CHAMBER DETAIL t2COMPARTMENTFORCEMAINBACKFILLDETAIL S CT LIC. # 19789 SEPTIC TANK (NOT TO SCALE) NOT TO CALE NOTTO SCALEC Itlaout live signature and embossed (impression) type seal, i EROSION AND SEDIMENT CONTROL PLAN: 1, CLEARING, GRUBBING, AND GRADING OF THE PROPOSED SITE TO BELIMITED TO AREAS ADJACENT TO THE PROPOSED HOUSE AND SEPTIC SYSTEM, 2. DISTURBED AREAS TO BE LOAMED, SEEDED, AND MULCHED, 3. ALL TOPSOIL, TO BE STOCKPILED ON SITE AND PROTECTED WITH HAYBALES OR SILT FENCE, 4, ALL CUT AND FILL SLOPES ARE NOT TO EXCEED 11 SLOPES, 5, PRIOR TO SITE DISTURBANCE, THE REPRESENTATIVE OF THE TOWN OF MONTVILLE SHALL BENOTIFIED WHEN SEDIMENT CONTROL MEASURES ARE IN PLACE SO THAT THE INSPECTION CAN OCCUR, 6, THE CONTRACTOR WILL BE RESPONSIBLEFOR THE INSTALLATION AND MAINTENANCE OF ALL REQUIRED SEDIMENT CONTROL MEASURES THROUGHOUT STRUCTION, 7, DUST CONTROL WILL BE ACCOMPLISHED BY SPRAYING WITH WATER, AND IF NECESSARY THE APPLICATION OF CALCIUM CHLORIDE TEMPORARY VEGETATIVE COVER: MULCHES APPLICATION RATE NOTES PER 1000 S.F. STRAWMAY 70-90 lbs, FREE FROM WEEDS AND COARSE MATTER WOOD CHIPS 185-275 IN. FREE OF COARSE MATTER AIR DRIED, TREAT WITH PLANTING SCHEDULE: 12lbs NITROGEN If TON SEEDING DATES: APRIL I --- JUNE 15 AUGUST ...... SEPTEMBER 15 SEED MIXTURE: 45% RED FESCUE 45% KENTUCKY BLUE GRASS 100/o PERENNIAL RYE NOTES: 1, TOPOGRAPHIC INFORMATION ON THIS PLAN COMPLIES WITH T-2 MAPPING STANDARDS, 2. PROPOSED HOUSE AND SEPTIC SYSTEM TO BE STAKED IN THE FIELD BY A LAND SURVEYOR LICENSED IN THE STATE OF CONNECTICUT, 3. BASE FOR LEVELS: NG.V.D. 1929 - PER REFERENCE MAP, 4, TOTAL AREA OF PROPERTY - 70,350 S.F,± (1,61 ACRESI), 5, A BENCHMARK IS TO BE PLACED WITHIN 25' OF THE PROPOSED SEPTIC SYSTEM AT THE TIME OF CONSTRUCTION. 6, THE PROPOSED HOUSE LIES WITHIN WITHIN SPECIAL FLOOD HAZARD ZONE AIO WITH A BFE OF 13.0, FLOOD INSURANCE IS RECOMMENDED AND FEMA APPROVAL MAY BE REQUIRED, 7, THERE WILL BE NO INCREASE IN FLOOD LEVELS DURING A 100 YAER STORM AND THERE WILL BE NO ADVERSE IMPACT TO ABUUTING PROPERTIES DUE TO THE FILL BEING PLACED ON SITE, (APRROXIMATELY 1,100 CU. YDS.). MAP REFERENCE: SITE PLAN PROPERTY OF PERCI JANE BIEDERKA, #22 MASSAPEAG ROAD, UNCASVILLE, CONNECTICUT, I"-20', MAY 2005, PREPARED BY BRIAN E. SITTY, LIS. ALL CONSTRUCTION TO CONFORM TO STANDARDS OF THE CONNECTICUT PUBLIC HEALTH CODE AND TO THE SATISFACTION OF THE TOWN SANITARIAN, LEACHING SYSTEM CONSTRUCTION NOTES: 1, TOPSOIL TO BE STRIPPED OFFPRIORTO FILLING, FILLMATERIAL BETWEEN AND BEYOND TRENCHES TO BE PERVIOUS, GOOD QUALITY AND CLEAN MEDIUM SAND (SELECT FILL) PLACED AND COMPACTED IN 61' Lff`TS, SELECT FILL SHALL MEET TRFOLLOWING MINIMUM REQUIREMENTS: A, THE FILL SHALL NOT CONTAIN ANY MATERIAL LARGFRTHAN 3 INCHES. B, THE FILL SHALL NOT CONTAIN MORE THAN 45PERCENT GRAVEL (GRAVEL IS BETWEENNO, 4 luY SIEVES) NOMORETHAN 45 PERCENT OF THE MATERIALCAN BE RETAINED ON THE NO, 4 SIEVE, GRAVELC, THEFILL LESS THE SHALL MEET THE FOLLOWING GRADATION CRITERIA: SIEVE SIZE: #4 #10 #40 #100 #200 PASSING: 100 70.100 **10-50 040 0-5 WET SIEVE PASSING:'; 100 70.100 10-75 0-5 0-2.5 DRY SIEVE PERCENTPASSING THE #40 SIEVE CANBEINCREASED TO NO GREATERTHAN 75% IFTHE PERCENT PASSING THE #100 SIEVE DOESNOT EXCEED 10% AND THE 9200 SIEVE DOES NOT EXCEED 5%. 2, AT THIS TIME ADDITIONAL TESTHOLES AND APERC TEST IS REQUIRED, DOCUMENTATION OF TEST RESULTS ARETO BEPROVIDED TO THE TOWN SANITARIAN, 3, FILLMATERIAL TO BE PLACED PRIOR TO TRENCH EXCAVATION, NOTRAFFIC OTHER THAN TRACK -DRIVEN EQUIPMENT IS TO CROSS, DUMP, UNLOAD OROTHERWISE COMPACT THE FILL AREA AFTERTOPSOIL REMOVAL FILLMATERIAL TO BE DUMPED AT THE EDGE OF THE STRIPPED AREA AND SPREAD AND COMPACTED WITH TRACK -DRIVEN VEHICLES, STOCKPILING IS TO TAKE PLACE UPGRADIENT OF THE LEACHING AREA, THE AREA DOWN GRADIENT OF THELEACHING AREAIS NOTTO BEDISTURBED, SEPTIC SYSTEM CONSTRUCTION NOTES: 1, CONSTRUCTION SEQUENCE: A. STRIP & STOCKPILE TOPSOIL FROM LEACHING AREA, B. EXCAVATE GWIDE TRENCHES AND PREPARE SURFACE. C PLACE GALLEY UNITS IN TRENCH AND FILL WITH STONE AS SHOWN, D, PLACE A 6' WIDESTRIP OF NON -WOVEN FILTER FABRIC ON TOP OF THE ENTIRE LENGTH OF THE SYSTEMAND BACKFILL WITH NATIVE MATERIAL, E. LOAM, FINE GRADE TO FINISHED GRADEAND SEED, PROTECT DISTURBED AREAS WITH EROSION CONTROLS UNTIL FIRST MOWING, 2, THE PIPE BETWEEN THE HOUSE AND SEPTIC TANK SHALL BE 4 IN, EXTRA HEAVY CAST IRON, DUCTILE IRON OR EXTRA STRENGTH PVC ASTM D 1785 SCHD 40 OR APPROVED EQUAL, 3, ALL DISTRIBUTION PIPE IS TO BE ASTM D3034 SDR 35 (4"PVC) OR APPROVED EQUAL UNLESS NOTED, 4, SEPTIC TANK SHALL BE SET LEVEL ON A MINIMUM OF 6" OF PROCESSED GRAVEL OR BROKEN STONE ON COMPACTED SUBGRADE, 5. THERE ARE NO APPARENT WELLS OR SEPTIC FIELDS WITHIN 75' OF THE PROPOSED WELL AND SEPTIC SYSTEM AS SHOWN ON THIS PLAN, 6, APPROVED STONE AGGREGATE FOR LEACHING GALLERIES SHALL BROKEN STONE, CRUSHED STONE, OR SCREENED GRAVEL MEETING CT DOT FROM 814A SPECIFICATION FOR M,01.01 FOR NO. 4 STONE: SIEVE SIZE PERCENT PASSING (BY WEIGHT) 2 -INCH 100 1 -1/2 -INCH 90-100 1 -INCH 20-55 3/4 -INCH 0410 3/8 -INCH 0-5 7, THE BOTTOM OF THE LEACHING TRENCHES SHALL BE SET A MAXIMUM OF 60" INTO EXISTING GRADE. 8, THE LOCATION AND ELEVATION OF THE PROPOSED SEPTIC SYSTEM SHALL BE STAKED IN THE FIELD BY A LICENSED LAND SURVEYOR, 9. A VACUUM TESTED SEPTIC TANK (WATER TIGHT) ISTO BE INSTALLED, A LETTER OF COMPLIANCE IS TO BE SUBMITTED WITH FINAL PAPER WORK.