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HomeMy WebLinkAboutEngineer PlanCONSTRUCTION NOTES 1.) ALL WORK SHALL CONFORM 70 THE STATE ENVIRONMENTAL CODE, TITLE 5 (310 CMR 15.000): STANDARD REQUIREMENTS 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 OFHEALTH REGULATIONS. 2.) ANY SEPTIC SYSTEM COMPONENT INSTALLEDIN 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 THE SOIL ABSORPTION SYSTEM SHALL BE RAISED TO WITHIN 6" OF FINAL GRADE, LEACHING FIELDS,TRENCHES, AND OTHER SOIL ABSORPTION SYSTEMS WITHOUT ACCESS MANHOLES SHALL 48. HAVE AT LEAST ONE (1) INSPECTION PORT CONSISTING OF PERFORATED 4" PVC PIPE PLACED Exist 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 1% 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 EQUIPMENT 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 NTH 310 CMR 15.221, ALL SYSTEM COMPONENTS. SHALL BE MARKED WITH MAGNETIC MARKING TAPE. ii.) 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 COVER Ong TO WITHIN 6" OF FINISH GRADE EL = 58.0 Depth Elev. TO WITHIN' 6" OF FINISH GRADE Soil Class EL. = 50.0 a \// 48.6 A Loamy Sand X/ 10"-39" 46.2 B Loamy -Sand IOYR4/3 39"-120" 39.5 C " o s CONCRETE CONCRETE ? 48.5 M GEOTEXTLE 47.0 FABRIC . a 47.3 47.1 � 46.9 46.7 3.2- to �. 46.5 1-1/ 2"' STONE GAS -BAFFLE DB -3 H-20 (Double wash) D -BOX TWO (2) 500 GALLON H-20 PRECAST 44.5 CONCRETE LEACH CHAMBERS WITH 4' OF 1,500 GALLON 8't 8't STONE ON ENDS AND 4' ON SIDES 25'7--� SEPTIC TANK r --# LEACH CHAMBERS 5.0t (END VIEW) FLOW PROFILE - ^^ NOT TO SCALE EL=39.5 Bottom Test Hole Test Hole 1 (EL=49:51) ICJ 1 1­1ULF- LIJV Depth Elev. Layer Soil Class Soil Color 0"-10"" 48.6 A Loamy Sand 1OYR3/2 10"-39" 46.2 B Loamy -Sand IOYR4/3 39"-120" 39.5 C Medium Coarse Sond 10YR5 / 4 (10% (Gravel) COMMENCEMENT OF ANY WORK. THIS INCLUDES, BUT IS. NOT LIMITED TO, REQUESTS TO DIGSAFE, ANY PRIVATE UTILITY COMPANIES, AND THE LOCAL WATER DEPARTMENT. DATE OF TESTING: 09/09/21 16.) CONTRACTOR SHALL VERIFY THAT ALL WASTELINES ARE CONNECTED BY WATER TESTING SOIL EVALUATOR: MARK POLSELI WITHIN' THE DWELLING PRIOR TO INSTALLATION OF ANY SEPTIC COMPONENTS, 17.) CONTRACTOR SHALL VERIFY EXISTING INVERT ELEVATIONS PRIOR TO INSTALLATION OF ANY WITNESS: PHILIP RENAUD YARMOUTH HEALTH SEPTICSYSTEM COMPONENTS. PERCOLATION RATE HOLE. #1: <2 MIN/IN @ 68" 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 NO GROUNDWATER ENCOUNTERED SOILS DIFFER FROM THOSE SHOWN IN THE SOILS LOGS, DESIGN ENGINEER IS 7O INSPECT THE SOILS PRIOR TO PROCEEDING WITH INSTALLATION OF ANY SEPTIC COMPONENTS. NO MOTTLING ENCOUNTERED .. 19.) EXISTING SEPTIC COMPONENTS TO BE LOCATED, PUMPED DRY, FILLED WITH CLEAN SAND AND ABANDONED IN PLACE OR REMOVED AS REQUIRED. AREA TO BE .COMPACTED TO MINIMIZE SETTLING. Living I Dining Porch Porch TKitche]nhBat Bat 1st Floor 2nd Floor N.T.S. N.T.S. MAR 2 3 2022 HEALTHDEPT.I I SYSTEM DESIGN CALCULATIONS SEWAGE DESIGN FLOW:THREE BEDROOM DWELLING @ 110 GPD/BEDROOM = 330 GPD (MINIMUM DESIGN REQUIRED 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 349 GPD PROVIDED > 330 GPD REQUIRED SEPTIC TANK CAPACITY REQUIRED: 330 GPD X 200 = 660 (MINIMUM) SEPTIC TANK CAPACITY PROVIDED: 1,500 GALLON SEPTIC TANK (PROPOSED) A GARBAGE. DISPOSAL IS NOT PERMITTED WITH THIS DESIGN, FLOW EXCAVATION NOTES 1) EXCAVATE ALL MATERIAL ABOVE SOIL HORIZON C (SEE DEEP OBSERVATION HOLE .LOG) WHERE POSSIBLE FOR A LATERAL DISTANCE OF 5' IN ALL DIRECTIONS BEYOND THE OUTER PERIMETER OF THE LEACHING AREA. 2) FILL MATERIAL SHALL CONSIST OF CLEAN GRANULAR SAND, FREE FROM ORGANIC MATTER AND OTHER DELETERIOUS. SUBSTANCES, WHICH MEETS THE TEXTURAL CRITERIA PUT FORTH IN SECTION 15.255(3) OF TITLE 5, 3) SCARIFY THE BOTTOM SURFACE OF THE EXCAVATION PRIOR TO PLACEMENT OF FILL INTO THE RETAINING STRUCTURE. 4) PLACE FILL ONLY WHEN BOTTOM SURFACE IS DRY. Proposed Site and Septic Plan 66 Park Avenue West Yarmouth, MA Prepared by: Prepared for: All Gape Septic All Survey Roger Alessandro TrS. 618 Route 28 60 Cricket Lane West Yarmouth, MA 02673 West Roxbury, MA (508) 771-4200 Date: 10/05/21 alicapeseptic@gmoil,com Sheet 2 of 2 Bed Bed #2 #1 Bed #3 1st Floor 2nd Floor N.T.S. N.T.S. MAR 2 3 2022 HEALTHDEPT.I I SYSTEM DESIGN CALCULATIONS SEWAGE DESIGN FLOW:THREE BEDROOM DWELLING @ 110 GPD/BEDROOM = 330 GPD (MINIMUM DESIGN REQUIRED 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 349 GPD PROVIDED > 330 GPD REQUIRED SEPTIC TANK CAPACITY REQUIRED: 330 GPD X 200 = 660 (MINIMUM) SEPTIC TANK CAPACITY PROVIDED: 1,500 GALLON SEPTIC TANK (PROPOSED) A GARBAGE. DISPOSAL IS NOT PERMITTED WITH THIS DESIGN, FLOW EXCAVATION NOTES 1) EXCAVATE ALL MATERIAL ABOVE SOIL HORIZON C (SEE DEEP OBSERVATION HOLE .LOG) WHERE POSSIBLE FOR A LATERAL DISTANCE OF 5' IN ALL DIRECTIONS BEYOND THE OUTER PERIMETER OF THE LEACHING AREA. 2) FILL MATERIAL SHALL CONSIST OF CLEAN GRANULAR SAND, FREE FROM ORGANIC MATTER AND OTHER DELETERIOUS. SUBSTANCES, WHICH MEETS THE TEXTURAL CRITERIA PUT FORTH IN SECTION 15.255(3) OF TITLE 5, 3) SCARIFY THE BOTTOM SURFACE OF THE EXCAVATION PRIOR TO PLACEMENT OF FILL INTO THE RETAINING STRUCTURE. 4) PLACE FILL ONLY WHEN BOTTOM SURFACE IS DRY. Proposed Site and Septic Plan 66 Park Avenue West Yarmouth, MA Prepared by: Prepared for: All Gape Septic All Survey Roger Alessandro TrS. 618 Route 28 60 Cricket Lane West Yarmouth, MA 02673 West Roxbury, MA (508) 771-4200 Date: 10/05/21 alicapeseptic@gmoil,com Sheet 2 of 2 Permit. valid for REPAIR OF SEPTIC SYSTEM ONLY, due to State and Local septic variances. Board of Health review and approval is required for any future additions/renovations/alterations to. sewage facilities and/or structures/dwelling. Yarmouth Ilcalth Department APPROVED nine Date \ \ 50 \ Garage Map 20 \ Parcel 77 / \� X See Excavation Notes >> /! " House #64 \� I A SAS of / / House #66 / / 3 Bedroom / TOF EI = 51.1 Water ^C \efec \ gas A \\ Sp O• gas Wofel, \\ 50 6A46/ `� �oy�4e aa\ Approximate Edge of BVW \-j 46 6 3. Map 20 \ \ \ Parcel 58.1.1 46 \ / \ one - i Shed 1 A I '� Deck/ Lot 25 \� \\\,/6,731± Sq. Ft.48 V2.0• \ pow �xaa � °iw K J a x.0�/ 0 /.50 Shed 50 See Note #119 Concrete TBM EL = 50.0 (Assumed) Map 20 Parcel 79 Map 20 Parcel 80 1.) Assessor's Map 20 Parcel 78 2.) Bk 14405 Pg, 157 3. Plan Book 224 Page 9 4.) This property is not in the Zone it Water Protection District 5.) This property is in Flood Zone X Firm Map 25001CO569J 7/16/14 Maximum Feasible Compliance SAS to BVW Local Byiow: 100' Requested: 84' (16' Total Requested) MOXImUm Fe.aslble Compliance ..Variances: 310 CMR 15.221 (7) General Construction Requirements for All System Components: 1.) Variance to the 20' setback between the edge of the SAS and the Building. An 17' setback is provided. An 3.0' Variance is requested. 310 CMR 15.405(1)(0) NOTE: 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. 20 0 0 V � m � V) � o m y ,� to 0 m soft" Locus street =' d b y ark � C e 4 m � o a a Lewis Bay West Yarmouth, MA SITE. LOCUS NOT TO SCALE MAR 2 � 2022 HEALTH DEPT. Proposed Site a.nd Septic Plan 66 Park Avenue West Yarmouth, MA Prepared by: Prepared for: All Cape Septic and Survey ager Alessandro 618 Route 28 i0 Cricket Lane West Yarmouth, MA 02673 ast Roxbury, MA (508) 771-4200 allcopeseptic@gmail.com 0/05/21 Sheet 1 of 2 By. MA Check: SM Dwg. #381 GRAPHIC SCALE 0 20 40 ( IN FEET ) 1 inch = 20 ft. 80