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HomeMy WebLinkAboutEngineer PllansCONSTRUCTION NOTES 1.) ALL WORK MALL CONFORM TO THE STATE ENVIRONMENTAL CODE, TITLE 5 (310 CMR 15.000r STANDARD REOUIREMENTS FOR THE SITING, CONSTRUCTION, INSPECTION. UPGRADE, AND EXPANSION OF ON-SITE.SEWAGE TREATMENT AND DISPOSAL SYSTEMS AND FOR THE TRANSPORT AND DISPOSAL OF SEPTAGE, AND THE LOCAL BOARD OF HEALTH REGULATIONS. 2.) ANY SEPTIC SYSTEM COMPONENT INSTALLED IN A LOCATION WHERE THERE IS POTENTIAL FOR VEHICLES OR HEAVY EQUIPMENT TO PASS OVER IT SHALL BE DESIGNED TO WITHSTAND AN H-20 LOADING: IF UNDER AN IMPERVIOUS SURFACE, SYSTEM SHALL BE VENTED TO THE ATMOSPHERE. 3.) TO MINIMIZE UNEVEN SETTLING. SEPTIC TANKS AND D-BOX SHALL BE INSTALLED ON A STABLE MECHANICALLY -COMPACTED BASE ON SIX INCHES OF CRUSHED STONE. 4.) COVERS OVER THE INLET AND OUTLET TEES OF THE SEPTIC TANK, .THE DISTRIBUTION BOX, AND 48.5t THE SOIL ABSORPTION SYSTEM SHALL BE RAISED TO WITHIN 6" OF FINAL GRADE. LEACHING Existin FIELDS, TRENCHES, AND OTHER SOIL ABSORPTION SYSTEMS WITHOUT ACCESS MANHOLES SHALL HAVE AT LEAST ONE (1) INSPECTION PORT CONSISTING OF PERFORATED 4" PVC PIPE PLACED VERTICALLY TO THE BOTTOM OF THE SOIL ABSORPTION SYSTEM WITH A CAP, TIED WITH MAGNETIC MARKING TAPE, ACCESSIBLE TO WITHIN 3" OF FINAL GRADE. 5.) PIPING SHALL CONSIST OF 4" SCHEDULE 40 PVC OR EQUIVALENT. PIPE SHALL BE LAID ON A MINIMUM CONTINUOUS GRADE OF NOT LESS THAN 2% FROM THE BUILDING TO THE SEPTIC TANK, AND NOT LESS THAN IX OTHERWISE. 6.) DISTRIBUTION LINES FOR THE SOIL ABSORPTION SYSTEM SHALL BE 4" DIAMETER SCHEDULE 40 PVC (OR EQUIVALENT) LAID AT 0.005 FT/FT. UNLESS OTHERWISE NOTED. LINES SHALL BE CAPPED AT END OR AS NOTED. 7.) LINES FROM THE DISTRIBUTION BOX TO BE LEVEL FOR THE FIRST TWO (2) FEET BEFORE PITCHING TO THE SOIL ABSORPTION SYSTEM. DISTRIBUTION BOX SHALL BE WATER TESTED TO ASSURE EVEN DISTRIBUTION. 8.) GROUT TO BE USED AT ALL POINTS WHERE PIPES ENTER OR LEAVE ALL CONCRETE STRUCTURES IN ORDER TO PROVIDE A WATERTIGHT SEAL. 9.) HEAVY EOUIPMENT SHALL NOT BE ALLOWED TO OPERATE OVER THE LIMITS OF THE SEWAGE DISPOSAL FIELD DURING THE COURSE OF CONSTRUCTION OF THE SYSTEM. 10.) IN ACCORDANCE WITH 310 CUR 15.221, ALL SYSTEM COMPONENTS SHALL BE MARKED WITH MAGNETIC MARKING TAPE. 11.) THERE ARE NO KNOWN WELLS OR WETLANDS WITHIN 150' OF THE PROPOSED SOIL ABSORPTION SYSTEM. 12.) FROM THE DATE OF THE INSTALLATION OF THE SOIL ABSORPTION SYSTEM UNTIL RECEIPT OF THE CERTIFICATE OF COMPLIANCE, THE PERIMETER SHALL BE STAKED AND FLAGGED TO PREVENT USE OF THE AREA THAT MAY CAUSE DAMAGE TO THE SYSTEM. 13.) THE DESIGNER WILL NOT BE RESPONSIBLE FOR THE SYSTEM AS DESIGNED UNLESS CONSTRUCTED AS SHOWN ON PLAN. ANY CHANGES SHALL BE APPROVED IN WRITING BY THE ENGINEER. 14.) THE BOARD OF HEALTH REQUIRES INSPECTION OF ALL CONSTRUCTION BY AN AGENT OF THE BOARD OF HEALTH AND THE DESIGNER. THE DESIGNER SHALL CERTIFY IN WRITING THAT THE SEWAGE DISPOSAL SYSTEM WAS INSTALLED IN ACCORDANCE WITH THE TERMS OF THE PERMIT AND THE APPROVED PLANS. 48 HOURS ADVANCE NOTICE IS REQUESTED. 15.) LOCATION OF UTILITIES IS APPROXIMATE AND CONTRACTOR SHALL BE RESPONSIBLE FOR DETERMINING THE LOCATION OF ALL UNDERGROUND AND OVERHEAD UTILITIES PRIOR TO COMMENCEMENT OF ANY WORK, THIS INCLUDES, BUT IS NOT LIMITED TO, REQUESTS TO DIGSAFE, ANY PRIVATE UTILITY COMPANIES, AND THE LOCAL WATER DEPARTMENT. 16.) CONTRACTOR SHALL VERIFY THAT ALL WASTELINES ARE CONNECTED BY WATER TESTING WITHIN THE DWELLING PRIOR TO INSTALLATION OF ANY SEPTIC COMPONENTS. 17.) CONTRACTOR SHALL VERIFY EXISTING INVERT ELEVATIONS PRIOR TO INSTALLATION OF ANY SEPTIC SYSTEM COMPONENTS. 18.) TEST HOLES COMPLETED PER STATE ENVIRONMENTAL CODE. TITLE 5. SOILS CAN BE VARIABLE AND TEST HOLE' DATA IS NO GUARANTEE OF SOIL CONDITIONS IN OTHER AREAS. IF SOILS DIFFER FROM THOSE SHOWN IN THE SOILS LOGS, DESIGN ENGINEER IS TO INSPECT THE SOILS PRIOR TO PROCEEDING WITH INSTALLATION OF ANY 'SEPTIC COMPONENTS. 1-k 1� EL=52.0t RAISE MIN. 20" DIAMETER COVER TO WITHIN 6" OF FINISH GRADE 50.0t RAISE. MIN. 20" DIAMETER COVER TO WITHIN 6" OF FINISH GRADE EL= +t m 48.9t M GEOTEXTILE 46.2 FABRIC 1 < M �u �5 C47.75± o Exisi n 4� 45.9 45 \ 3/4"to g %r � N.. - � 1 0 1-1/2 STONE GAS BAFFLE See Note /j3 D$-3 I-I-20 (Double wosh) GAS BAFFLJ D-BOX TWO (2) 500 GALLON H2O PRECAST 43.7 TWO LEACH CHAMBERS WITH 4' OF 1,500 GALLON 75,t I STONE ON ENDS AND 4' ON SIDES SEPTIC TANK-12 t �f 5.0' LEACH CHAMBERS FLOW PROFILE (END VIEW) NOT TO SCALE EL=38.7 Bottom Test Hole Test Hole 1 (EL=49.2t) I E5 I HOLE LUGS Depth Elev. Layer Soil Class Soil Color 0"-11" 48.3 A Sandy Loom 10YR3/1 11"-34" 46.4 B Loamy Sand 10YR5/4 34"-126" 38.7 C Medium Sand 10YR6/4 Test Hole 2 (EL=49.2t Depth Elev. Layer Soil Class Soil Color 0"-10" 48.4 A Sandy Loam 10YR3/1 10"-32" 46.5 B Loamy Sand 1OYR5/4 32"-120" 39.2 C Medium Sand 1OYR6/4 DATE OF TESTING: 11/18/21 SOIL EVALUATOR: ARK 'OS WITNESS: PHILIP RENAU'F3, YARM_0_'UTH HEALTH AGENT PERCOLATION RATE: LESS THAN < 2 MIN/INCH _--PERC-@ 56" (C Layer) /NO GROUNDWATER ENCOUNTERED 0 MOTTLING ENCOUNTERED SYSTEM DESIGN CALCULATIONS SEWAGE DESIGN FLOWN (THREE BBEEDRo6M DWELLING,D/BED 110 GPOOM = 30 GPD (MINIMUM DESIGN REQUfRRED-330 GPD) ---- SEWAGE DESIGN FLOW PROVIDED: TWO (2) 500 GALLON CHAMBERS WITH 4' STONE ON THE ENDS AND 4' STONE ON THE SIDES Vt=:�(.25;0 x 12.83) + 2(25.0 + 12.83) (2) x .74 = 349 GPD PROVIDED 49 GPD PROVIDED > 330 GPD REQUIRED SEPTIC TANK CAPACITY REQUIRED: 330 GPD X .200 = 660 (MINIMUM) SEPTIC TANK CAPACITY PROVIDED: 1,500 GALLON --,SEP-MC. TANK (PROPOSED) A GARBAGE DISPOSAL IS NOT PERMITTED WITH THIS DESIGN F�, STEPHEN r?yGq 0B. nz MOORE "', o No.39398 Z,z)SLIS,v• Proposed Site and Septic Plan 7 Lauries Lane South Yarmouth, MA Prepared for: Lewis Bay Builders Prepared by. All Cape Septic and Survey 618 Route 28 West Yarmouth, MA 02673 (508) 771-4200 allcopeseptic®gmaif.com Date: 12/20/21 Revised: December 30, 2021 Sheet 2 of 2 Project No. AC-395-2 Existing / (49 82) ;atch Basin 4 EL = 50.14 Out EL = 48.5' f (50.22) Existing Y XO f Catcn Basin 1 TBM EL = 50.0 Inv Out EL = 48.2(Assumed) �Q (50 56� o, (50'96) FH ,°.411), Lot 19 z Q11 I Proposed I D/w 7,809± Sq. Ft I 1.3' 7' Garage (Slab) (49.9 Mop 69 r'• Parcel 159 ems.. Proposed 3 Bedroom TOF El = 52.0± Deck .° N. ems.. TP� O Mop 69 fl49.2) ST Parcel 161 5Q50.0 / RAreaVe\\DB \ 4N x SAS TP x x O x ' (48.9) /� x 2> V' ��x x x x •J o C3 FHEALTH 2022 (49 3 3 F= ¢.-e DEPT. =' Map 69 Parcel 154 �G�S TV: - NOTE: Z� LOCATION OF UTILITIES IS APPROXIMATE AND ALL UNDERGROUND AND OVERHEAD UTILITIES MUST BE DETERMINED IN THE FIELD PRIOR TO COMMENCEMENT OF ANY WORK, THIS INCLUDES, BUT NOT LIMITED TO, REQUESTS TO DIGSAFE, ANY PRIVATE UTILITY COMPANIES AND THE LOCAL WATER DEPARTMENT. 49.9) V. (48.9) Map 69 Parcel 155 �10�kOf S. STEP 'EN cy� y B. m MOOPE"'+ lNo.39393 Map 69 Parcel 156 B 1.) Assessor's, Map 22 Parcel 279 2.) Bk 10568 Pg. 191 3.) Plan Book 25 Page 47 4.) This property is not in the Zone II Water Protection District 5.) This property is in Flood Zone X Firm Mop 25001 CO587J 7/16/14 Zone: RB-251I 25,000 Sq. Ft. 150' Frontage Setbacks Front 30' * (or 30% Depth of Lot) Side 15' * (or 6' to side line or 12' from any other building) Rear 20' Coverage Maximum- 25% Proposed 15.0% * Non —Conforming Lots Yzmouth Aen1th Drp2rt—mcmt. �I y CIS (li` 9 e.rr�s C �yrateZ] Proposed Site 7 Lauries Lane Prepared for: Lewis Bay Builders 11 Long Pond J r <Z ` ell- 0� o e Fay` e �G a � o �e5 J� so3 0 �o o �s o o- CIo o �ooa 0 o �ooa Locus .a South Yarmouth, MA SITE LOCUS NOT TO SCALE rrszit'_, Henl:b Deportment ZOVE :5VWA-0r.Z : 1 PdAW5 Date She r__ and Septic Plan South Yarmouth, MA Prepared by: All Cape Septic and Survey 618 Route 28 West Yarmouth, MA 02673 (508) 771-4200 allcopeseptic@gmail.com 12/20/21 Sheet 1 of 2 By. MA Check: SM Dwg. #395 Rev. 12/30/21 JAN 0 3 2022 HEALTH DEPT. 2a GRAPHIC SCALE 10 20 40 80 ( IN FEET ) 1 inch = 20 ft.