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HomeMy WebLinkAboutEngineered Plan - Rev. 2019VARIANCES REQUESTED sT. � ti C ✓ T � �I IJ `' . SOIL REMOVAL AREA — REMOVE ALL FILL AND UNSUITABLE SOILS DOWN TO THE C STRATUM AND REPLACE WITH CLEAN MEDIUM SAND PER TITLE 5 (310 CMR 15.255(3)). EXISTING CESSPOOLS INCLUDING ANY NOT DEPICTED ARETO BE PUMPED, COLLAPSED AND FILLED. UNFINISHED THIS PLAN IS INTENDED SOLELY FOR INSTALLATION OF THE SEPTIC SYSTEM DEPICTED ON IT. FOR ANY OTHER CHANGES TO THE PROPERTY INCLUDING PLACEMENT OF ADDITIONS, SHEDS, FENCES OR SWIMMING POOLS, OWNER SHOULD CONSULT WITH A MASSACHUSETTS REGISTERED LAND SURVEYOR. m O� CNECKfABfggy LANE '. a v BOXBERRY L 0 c-+ N 0 AMOS RD v 3� ROUTE 28 NOTTO SCALE ci �4 LOCUS MAP REVISED JANUARY 2, 2019 310 CMR 15.212 - DEPTH TO GROUNDWATER. FIVE FOOT SEPARATION REQUIRED -VARIANCE TO FOUR FOOT SEPARATION REQUESTED. 310 CMR 15.211(1) - SOIL ABSORPTION SYSTEM TO CELLAR WALL. 20 ft MIN REQUIRED -VARIANCE TO 10 ft SEPARATION REQUESTED. THIS IS A COLOR PLAN USE COLOR PLAN ONLY FOR INSTALLATION FULL DETAIL IS BEST VIEWED IN cl FULL COLOR LEGEND SEPTIC COMPONENTS 1500 GAL SEPTIC TANK EXISTING LEACH PIT/ CESSPOOL DISTRIBUTION BOX CLEAN OUT (l TO GRADE \�QF�� TEST PIT r \.y Fy LOT 51 \ .,.,�0 sf+- PAGE 95 \ PCY 11 /N — INSTALL 40 MIL POLY LINER TOP EL =48.25 BOT EL = 43.14 / PROPOSED SOIL ABSORPTION SYSTEM —SEE DETAIL ON BACK ° 50 GAL A N 0 SCALE: 1 in = 20 ft SEWAGE DISPOSAL SYSTEM PLAN MARIA NICOLAZZO a -�= 35 CHECKERBERRY LAN YARMOUTH. MA 155 Geo Ryder Rd 5 Chatham, MA 02633 Davidcou(�Wotmail.com "' AUGUST 14, 2018 508 .364-0894 l/2 1 - ETE-4309 i�eco SOIL EVALUATOR: DAVID D. COUGHANOWR. ASE #461 WITNESSED BY: AMY VON HONE. HEALTH DEPT. GROUNDWATER ENCOUNTERED AT 100 In. TEST PIT 1 PERC AT 50 in - 2 MIN/INCH IN C SOILS ELEVATION 49.80 46.47- 45.22 41.47 L 41.30 DEPTH INCHES SOIL SOIL HORIZON USDA SOIL TEXTURE SOIL COLOR (MUNSELL) SOIL MOTTLES OTHER 0-40/55 FILL 40155-102 C MEDIUM SAND 10 YR 6/3 NONE LOOSE 1500 GALLON SEP= TANK DIMENSIONS & DETAIL USE SHOREY ST-1500-H-10 I in ,. NOT TAPER (D TO SCALE o 0 5 ft- 8 in /0 ft-6 /n 5 k t INLET CENTER OUTLET COVER COVER COVER �3 IN DA UFLOW LINE FROM 10 In = 14 TO BUILDING j•+ D-BOX 48 In LIQUID LEVEL 6 in STONE BASE INSTALL EFFLUENT FILTER (ZABEL OR EQUIVALENT) IN OUTLET TEE. SEPARATION BETWEEN INLET & OUTLET TEES NO LESS THAN LIQUID DEPTH CROSS SECTION VIEW DISS 11�G�'MUTIOnN1 BOX UDB-3HHH20y DIMENSIONS PIPES EXITING D-BOX TO RUN LEVEL AND DETAIL FOR 2 FEET BEFORE PITCHING DOWN 12 In C MIN n FROM S = N TANK y �q SO AS 6 In STONE BASE CROSS SECTION VIEW F L O V V TnP C)F FC)LINDATION DESIGN FLOW: 3 BEDROOMS X 110 GPD = 330 GPD SEPTIC TANK: 330 GPD X 2 DAYS = 660 GALLONS INSTALL NEW 1500 GALLON SEPTIC TANK. DISTRIBUTION BOX: INSTALL UNIT DEPICTED BELOW. THE LONG TERM ACCEPTANCE RATE FOR A CLASS ONE SOIL WITH A PERCOLATION RATE BELOW 5 MINUTES PER INCH = 0.74 GALLONS PER DAY PER SQUARE FOOT. INSTALL 20 ADS ARC 36 LOW PROFILE BIODIFFUSERS 20 UNITS x 5.0 ft / UNIT = 100 L.F. 100.0 L.F. x 4.80 S.F./L.F = 480.0 S.F. 480.0 S.F x .74 G.P.D. / S.F. = 355.2 GPD USE 20 ARC 36 LP BIODIFFUSERS AS CONFIGURED BELOW - Vt = 355.2 GPD ) 330 GPD REQUIRED REFER TO DEP APPROVAL LETTER TRANSMITTAL # X264258 FOR CERTIFICATION OF INFILTRTATOR SYSTEMS BIODIFFUSER UNITS. ` O§L�, ,j Y g _rE IM CONSTRUCTION DETAIL USE ADS ARC 36 LP BIODIFFUSERS (3.8 Inch INVERT) GRAVEL FREE INSTALLATION - USE DEP LOW APPROVED INSTALLATION PROCEDURES. pROFILE INSPECTION UNITSI PORT 25.0 ft O O 20 UNITS TOTAL - 5.0 ft PER UNIT CROSS SECTION VIEW RESTORE VEGETATIVE COVER BACKFILL WITH CLEAN PERC SAND TO TOP OF CHAMBERS I.I <Li,� ;.l ��I;i,,l I I' I,�;Ir 8 Incb 3.8 in EFF DEPTH N R TOTAL DEPTH 2.875' EXISTING SUITABLE EFFECTIVE WIDTH = 4 x 2.875' MATERIAL USE 20 ARC-36 LOW PROFILE ADS BIODIFFUSER UNITS -NO STONE OBSERVED OW 41.47 INDEX WELL M1-29 ZONE B READING DATE JULY, 2018 READING 7.84 ADJUSTMENT 2.1 ADJUSTED GW 43.57 1 RAISE COVERS TO WITHIN -INSTALLER TO OBTAIN DISPOSAL WORKS PERMIT BEFORE STARTING WORK. -ALL COMPONENTS INSTALLED SHALL MEET THE MINIMUM REQUIREMENTS OF MASSACHUSETTS TITLE 5 SEPTIC CODE (310 CMR IS). -INSTALLER TO VERIFY LOCATIONS OF ALL UNDERGROUND UTILITIES BEFORE EXCAVATING FOR SYSTEM. -ECO-TECH ENVIRONMENTAL RECOMMENDS THE INSTALLATION OF LOW FLOW FIXTURES 3 APPLIANCES. AND PERIODIC PUMPING OF THE SEPTIC TANK. -SYSTEM IS NOT DESIGNED TO WITHSTAND VEHICULAR LOADING. DO NOT PARK OR DRIVE VEHICLES OVER SEPTIC SYSTEM. O F L ALL PIPE TO 4 In BE SCH. 40 PVC AND TO PITCH AT 1/8 In/ft MIN ABSORPTION R `�Y`�TEMEFER TO DETAIL BOX a TED SEASONAL b=GROUNDWATER Lo W : 48.25 z, J . P `- 43.14 — 4 3.57 DISPOSAL SYSTEM PLAN 35 CHECKERBERRY LANE YARMOUTH, MA ll.AUGUST 14. 2018 1 ETE-4309 PG