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Home My WebLink AboutEngineered Plan - 2016GENERAL NOTES: SOIL TEST LOGS: A.) NEITHER DRIVEWAYS NOR PARKING AREAS ARE ALLOWED OVER SEPTIC SYSTEM TEST HOLE 1: EL=52.2± UNLESS H-20 COMPONENTS ARE USED. B.) THE DESIGNER WILL NOT BE RESPONSIBLE FOR THE SYSTEM AS DESIGNED UN- LESS CONSTRUCTED AS SHOWN. ANY CHANGES SHALL BE APPROVED IN WRITING. C.) CONTRACTOR SHALL BE RESPONSIBLE FOR VERIFYING THE LOCATION OF ALL UNDERGROUND AND OVERHEAD UTILITIES PRIOR TO COMMENCEMENT OF WORK. CTI O OTES DEPTH FROM SURFACE (INCHES) SOIL HORIZON SOIL TEXTURE (USDA) SOIL COLOR (MUNSELL) SOIL OTHER MOTTLING 0-30 Fill fine Loam Sand I OYR3 2 Water Level Adjustment: 30-38 Ab Fine Loamy Sand I 0YR3/2 NONE 38-62 B 1 Fine Sand 7.5YR7 8 NONE PERC P, 52"• <2 MIN/IN 62-126 CI Fine Sand I 0YR7 8 I NONE 50.3 16 x 5 (LAYUP LENGTH) x 4.80 SF/LF = 384.0 SF _W_ 1` 49.5\gyp CONSTI�U N N . TEST HOLE 2: EL=52.4± 1.) ALL CONSTRUCTION SHALL CONFORM TO THE STATE ENVIRONMENTAL CODE, TITLE 5, AND THE REQUIREMENTS OF THE LOCAL BOARD OF HEALTH. 2.) SEPTIC TANK(S), GREASE TRAP(S), DOSING CHAMBERS) AND DISTRIBUTION BOX(ES) SHALL BE SET ON A LEVEL STABLE BASE WHICH HAS BEEN MECHANICALLY COMPACTED, OR ON A 6 INCH CRUSHED STONE BASE. 3.) SEPTIC TANKS) SHALL MEET ASTM STANDARD C 1 127-93 AND SHALL HAVE DEPTH FROM SURFACE (INCHES) 0-23 SOIL HORIZON Fill SOIL TEXTURE (USDA) SOIL COLOR (MUNSELL) OTHER HNONE 23-32 Ab fine Loam Sand I OYR3 2 Water Level Adjustment: 32-53 B Fine Sand 7.5YR7 8 PERC 47"• <2 MIN/IN 53-120 C I Fine Sand I OYR7 8 NONE Proposed EL= 54.3± DMH TWELVE (12) ARC 36HC SIDE PORT COUPLERS - (SEE SAS DETAIL FOR LOCATION) �D�00 ? WI;�UNG LEACHING CAPACITY: AT LEAST THREE 20 DIAMETER MANHOLES. THE MINIMUM DEPTH FROM THE BOT- TOM OF THE SEPTIC TANK TO THE FLOW LINE SHALL BE 48". DATE OF TESTING: 10/27/1 G 4.) SCHEDULE 40 PVC INLET AND OUTLET TEES SHALL EXTEND A MINIMUM OF G" PERCOLATION RATE: LESS THAN 2 MIN/INCH IN "B" AND "C I " LAYERS. ABOVE THE FLOW LINE OF THE SEPTIC TANK AND SHALL BE INSTALLED ON THE WITNESSED BY: ROBERT REEDY, EIT, J.M. O'REILLY * ASSOCIATES, INC. CENTERLINE OF THE TANK DIRECTLY UNDER THE CLEANOUT MANHOLE. PHIL RENAUD, YARMOUTH HEALTH DEPARTMENT GROUNDWATER ENCOUNTERED @ 1 17" IN TEST PIT #2, EL=42.7 5.) RAISE COVERS OF THE SEPTIC TANK AND DISTRIBUTION BOX WITH PRECAST USE A LOADING RATE OF 0.74 GPD/SF FOR SIZING OF SOIL ABSORPTION SYSTEM. CONCRETE WATER TIGHT RISERS OVER INLET AND OUTLET TEES TO WITHIN G" OF FINISH GRADE, OR AS APPROVED BY THE LOCAL BOARD OF HEALTH AGENT. 6.) PIPING SHALL CONSIST OF 4" SCHEDULE 40 PVC OR EQUIVALENT. PIPE SHALL BE LAID ON A MINIMUM CONTINUOUS GRADE OF NOT LESS THAN I %. 7.) DISTRIBUTION LINES FOR SOIL ABSORPTION SYSTEM (AS REQUIRED) SHALL BE 4" DIAMETER SCHEDULE 40 PVC LAID AT 0.005 FT/FT. LINE SHALL BE CAPPED AT END OR AS NOTED. 8.) OUTLET PIPES FROM DISTRIBUTION BOX SHALL REMAIN LEVEL FOR AT LEAST 2' BEFORE PITCHING TO SOIL ABSORPTION SYSTEM. WATER TEST DISTRIBUTION BOX TO ASSURE EVEN DISTRIBUTION. 9.) DISTRIBUTION BOX SHALL HAVE A MINIMUM SUMP OF G" MEASURED BELOW THE OUTLET INVERT. HIGH GROUNDWATER LEVEL CALCULATIONS: Depth To Water Table (10-27-16): 9.8 FEET, EL=42.7 Appropriate Index Well: MIW-29 Water Level Range Zone: A (0'-2') Current Depth To Water Level For Index Well (I O/ 16): 9.8' Water Level Adjustment: 2.7 Estimated Depth To High Water: 7.1 FEET, EL=45.4 10.) BASE AGGREGATE FOR THE LEACHING FACILITY SHALL CONSIST OF 3/4 TO SAS DETAIL 1-1 /2" DOUBLE WASHED STONE FREE OF IRON, FINES AND DUST AND SHALL BE INSTALLED BELOW THE CROWN OF THE DISTRIBUTION LINE TO THE BOTTOM OF THE SOIL ABSORPTION SYSTEM. BASE AGGREGATE SHALL BE COVERED WITH A 2" LAYER OF 1/8" TO 1/2" DOUBLE WASHED STONE FREE OF IRON, FINES AND DUST. SIDE PORT CC 1 1.) VENT SOIL ABSORPTION SYSTEM WHEN DISTRIBUTION LINES EXCEED 50 FEET; WHEN LOCATED EITHER IN WHOLE OR IN PART UNDER DRIVEWAYS, PARKING AREAS, TURNING AREAS OR OTHER IMPERVIOUS MATERIAL; OR WHEN PRESSURE DOSED. 12.) SOIL ABSORPTION SYSTEM SHALL BE COVERED WITH A MINIMUM OF 9" OF CLEAN MEDIUM SAND (EXCLUDING TOPSOIL). 13.) FINISH GRADE SHALL BE A MAXIMUM OF 36" OVER THE TOP OF ALL SYSTEM COMPONENTS, INCLUDING THE SEPTIC TANK, DISTRIBUTION BOX, DOSING CHAMBER: AND SOIL ABSORPTION SYSTEM. SEPTIC TANKS SHALL HAVE A MINIMUM COVER OF 9". W 14 .) FROM THE DATE OF INSTALCATION OF THE SOIL ABSORPTION SYSTEM UNTIL RECEIPT OF A CERTIFICATE OF COMPLIANCE, THE PERIMETER OF THE SOIL ABSORP- TION SYSTEM SHALL BE STAKED AND FLAGGED TO PREVENT THE USE OF SUCH AREA FOR ALL ACTIVITIES THAT MIGHT DAMAGE THE SYSTEM. 15.) THE BOARD OF HEALTH SHALL REQUIRE INSPECTION OF ALL CONSTRUCTION BY AN AGENT OF THE BOARD OF HEALTH (OR THE DESIGNER IF THIS SYSTEM RE- QUIRES A VARIANCE) AND MAY REQUIRE SUCH PERSON TO CERTIFY IN WRITING THAT ALL WORK HAS BEEN COMPLETED IN ACCORDANCE WITH THE TERMS OF THE PERMIT AND APPROVED PLANS. 48 HOURS ADVANCE NOTICE IS REQUESTED. 16.) EXISTING PUMP CHAMBER AND LEACH PITS) TO BE REMOVED. ANY CONTAMINATED SOIL WITHIN 5' OF THE PROPOSED SOIL ABSORPTION SYSTEM SHALL BE REMOVED AND REPLACED WITH CLEAN SAND. AREAS TO BE COMPACTED TO MINIMIZE SETTLING. 17.) SOIL REMOVAL: ALL FILL AND TOPSOIL ('A' LAYER) SHALL BE REMOVED FOR A DISTANCE OF 5' FROM THE 501L ABSORPTION SYSTEM DOWN TO THE 'B' LAYER AT ELEVATION 49.0±. AREA TO BE BACKFILLED WITH CLEAN SAND AND COMPACTED . TO MINIMIZE SETTLING. FLOW PINOFI LE: .' • NOT TO SCALE 24" DIAMETER CONCRETE COVERS THREE(3) COVERS LEACHING CAPACITY REQUIRED: RAISED TO WITHIN G" OF FINISH 3 BEDROOMS (MIN.) @ I 10 GPD = 330 GPD REQUIRED TOP OF FOUNDATION GRADE (OR AS NOTED) DAILY FLOW = 330 GPD @ 200% = 660 GAL. REQUIRED PROPOSED CONTOUR EL=55.0 (SEE NOTE #5) 1500 GALLON SEPTIC TANK (MIN. ALLOWED) �w w LEACHING CAPACITY PROVIDED: PRpP05�D M ' Proposed EL= 54.3± DMH TWELVE (12) ARC 36HC SIDE PORT COUPLERS - (SEE SAS DETAIL FOR LOCATION) �D�00 ? WI;�UNG LEACHING CAPACITY: 50.3 16 x 5 (LAYUP LENGTH) x 4.80 SF/LF = 384.0 SF _W_ 1` 49.5\gyp Vt = (384.0 + 67.3) x 0.74 GPD/SF = 334 GPD > 330 GPD REQ'D Existing Building m NOTE: A GARBAGE DISPOSAL IS NOT PERMITTED WITH THIS DESIGN. -0- 00L si BENCHMARK: ONE (1) - 1500 GALLON SEPTIC TANK (MFG: SHOREY) N - W CUCL, Existing Catch Basin 53.5± in x 5 19 EL=49.4-}- (Assumed datum) GAS SERVICE LINE , Q � TEST HOLE / BORING LOCATION 20 LOT 16 5TT Approx. Location of y - DB DISTRIBUTION BOX 54.3 ` 110"14" 4 3"T T 'IO" GAS BAFFLE - 10--j 1500 GALLON SEPTIC TANK 51.95 47.8± �--10' DB -6 D -BO H-20 ZONING TABLE R-40 ZONE FRONT YARD SETBACK 30 FEET SIDE AND REAR YARD SETBACKS 20 FEET BUILDING COVERAGE 25% PROPOSED BUILDING COVERAGE: HOUSE * DECK AREAS X 100 LOT AREA 1,284 SF± X 100 = 1 1.7% < 25%, OK 10,935 SF± 18" PIECE OF #5 REBAR INSTALLED NEXT TO - INSPECTION FORT FOR FUTURE LOCATION EL=53.0± �-Proposed EL= 53.0± 4" PVC INSPECTIO PORT W/ SCREW CAP RAISED TO WITHIN 3" OF GRADE. SERVATION PORT 50.0 ,SYSTEM DESIGN CALCULATIONS: .' • SEWAGE DESIGN FLOW: 2 BEDROOM DWELLING @ I 10 GPD = 220 GPD SMH' LEACHING CAPACITY REQUIRED: -- 32 3 BEDROOMS (MIN.) @ I 10 GPD = 330 GPD REQUIRED SEPTIC TANK CAPACITY REQUIRED: DAILY FLOW = 330 GPD @ 200% = 660 GAL. REQUIRED PROPOSED CONTOUR SEPTIC TANK CAPACITY PROVIDED: 1500 GALLON SEPTIC TANK (MIN. ALLOWED) �w w LEACHING CAPACITY PROVIDED: PRpP05�D M ' SIXTEEN (I 6) ARCH 36HC CHAMBERS - IN FIELD CONFIGURATION (SEE SAS DETAIL) DMH TWELVE (12) ARC 36HC SIDE PORT COUPLERS - (SEE SAS DETAIL FOR LOCATION) �D�00 ? WI;�UNG LEACHING CAPACITY: 50.3 16 x 5 (LAYUP LENGTH) x 4.80 SF/LF = 384.0 SF _W_ 12 x 1. 17 (LAY-UP LENGTH) x 4.80 SF/LF = 67.3 SF 49.5\gyp Vt = (384.0 + 67.3) x 0.74 GPD/SF = 334 GPD > 330 GPD REQ'D Existing Building m NOTE: A GARBAGE DISPOSAL IS NOT PERMITTED WITH THIS DESIGN. -0- INSTALL: m BENCHMARK: ONE (1) - 1500 GALLON SEPTIC TANK (MFG: SHOREY) N YARMOUTH, ONE (1) - 6 OUTLET DISTRIBUTION BOX (H-20 Rated) d PLAN BOOK 142 PAGE 43 SIXTEEN (I 6) ARC 36HC CHAMBER UNITS DEED BOOK 25892 PAGE 331 TWELVE (12) ARC 36HC SIDE PORT COUPLER UNITS FOUR (4) ARC 36HC END UNITS ASSESSORS' MAP 50 PARCEL 79 FOUR (4) ARC 36HC SPLASH PADS m THREE (3) - 24" DIA ACCESS COVERS TO GRADE WITH RISERS. ONE (1) - 4" OBSERVATION PORT, SEE PROFILE LEG E N D �0 Guywire, 5UP Z ., i�x52� 50.9 D�1v�WPI �- 49.7' `5 53x5 • .' • .x 3,0 1 .e SMH' -- 32 EXISTING CONTOUR �w 32 PROPOSED CONTOUR Existing Chamlmk Fence TO BE REMOVED �w w EXISTING SPOT GRADE PRpP05�D M ' N DMH c 52.5r0 ► 1 ` �D�00 ? WI;�UNG 50.3 _W_ PROPOSED WATERLINE 49.5\gyp 05 2 Existing Building TO BE DEMOLISHED -0- OVERHEAD UTILITY SERVICE BENCHMARK: - 49.5 UNDERGROUND UTILITY SERVICE - W CUCL, Existing Catch Basin x 5 19 EL=49.4-}- (Assumed datum) GAS SERVICE LINE , Q � TEST HOLE / BORING LOCATION 20 LOT 16 5TT Approx. Location of y - I I" Prbposed (9" Min - 36" Max) Existing Pump Chamber Area= 10,935 SF± x 53. SEE NOTE 16 ro TP7 c 52.2 + 0 5Ax3 5� .�■ 49.6 x 51.5 x 52.4 RESERVE vz N x52.3 n �� 51.5 /7 6.23' sz.zx 07 49.7 Edge of Pavement SO Existing Catch Basm� Rim EL=49.8± J U I ITE 1` LANE (40' Wlde - Public Way) x 53.1 ® �O S� / / x 52 q O 1+ \Curb Approx. Location of Exlstmcj Leach Pit(5) SEE NOTE to Yarmouth Hcalth Department �N�QV 52.1 UP/70- �c 52.1 PLAN SCALE0' THIS AREA IS SERVED BY TOWN WATER. IR INSPECTION NOTE: 111 r 51.70 PRIOR TO FINAL INSPECTION BY THE ENGINEER, SYSTEM 51.75 50.80 NEEDS TO BE COMPLETE INCLUDING BUILDUP FOR COVERS. 2" DROP STONELESS SYSTEM 5.4'± 23.77' (SEE DETAIL) Longest Run USE 16 ARC 36HC CHAMBERS WITH 8' 12 SIDE PORT COUPLERS �- -L=45.4± ESTIMATED SEASONAL HIGH GROUNDWATER IN FIELD CONFIGURATION (SEE SAS DETAIL) 2.7 �( (SIDE VIEW) -3- EL=42.7± OBSERVED GROUNDWATER, 10/27/16 LEACHING FIELDS 0 20 40 60 23.77'x I 1.52'x 0.9' SCALE 1 "=20' G:WAJobs\The Davenport Companie5\8232 - 24 Mars lane S. Yarmouth\dwci\8232.S5DS Plan.d% JOHN ISR. GREILL`s NO. 46733 '�fiCSt.w JOHN V. O'REILLY CIVIL NO. 35200 ,� +" The Davenport Companies 20 North Main Street, South Yarmouth, MA 02664 51TE � SEWAGE DISPOSAL 5Y5TEM DESIGN 24 MARS LANE, 5. YARMOUTH, MA J.M. OTEILLY & ASSOCIATES, INC. Professional Engineering & Land Surveying Services 1573 Main Street - Route 6A P.O. Bog 1773 (508)896-6601 Office Brewster, MA 02631 (508)896-6602 Fax DATE: SCALE: BY:CHECK: JOB NUMBER: 1 11411 G AS Noted RFR JMO JMO-8232 r.. -- 32 EXISTING CONTOUR 32 PROPOSED CONTOUR X 12.34 EXISTING SPOT GRADE 24x5 PROPOSED SPOT GRADE 50.3 _W_ WATER SERVICE LINE Existing Building TO BE DEMOLISHED -0- OVERHEAD UTILITY SERVICE -- -u- UNDERGROUND UTILITY SERVICE x 5 19 -G- GAS SERVICE LINE � TEST HOLE / BORING LOCATION 20 5TT SEPTIC TANK DB DISTRIBUTION BOX 54.3 ` SAS SOIL ABSORPTION SYSTEM _ , \ Reserve RESERVED FOR FUTURE � ® UTILITY POLE CATCH BASIN � FIRE HYDRANT x4s __ G WELL DRAINAGE MANHOLE \ CONCRETE BOUND, FOUND _ _ ---TOP Of-BANK- F -BANK - 32 LIMIT LIMIT OF WORK 52.9 FENCE x 51.9 ... �.M� EDGE OF CLEARING Existing Pump Chamber Area= 10,935 SF± x 53. SEE NOTE 16 ro TP7 c 52.2 + 0 5Ax3 5� .�■ 49.6 x 51.5 x 52.4 RESERVE vz N x52.3 n �� 51.5 /7 6.23' sz.zx 07 49.7 Edge of Pavement SO Existing Catch Basm� Rim EL=49.8± J U I ITE 1` LANE (40' Wlde - Public Way) x 53.1 ® �O S� / / x 52 q O 1+ \Curb Approx. Location of Exlstmcj Leach Pit(5) SEE NOTE to Yarmouth Hcalth Department �N�QV 52.1 UP/70- �c 52.1 PLAN SCALE0' THIS AREA IS SERVED BY TOWN WATER. IR INSPECTION NOTE: 111 r 51.70 PRIOR TO FINAL INSPECTION BY THE ENGINEER, SYSTEM 51.75 50.80 NEEDS TO BE COMPLETE INCLUDING BUILDUP FOR COVERS. 2" DROP STONELESS SYSTEM 5.4'± 23.77' (SEE DETAIL) Longest Run USE 16 ARC 36HC CHAMBERS WITH 8' 12 SIDE PORT COUPLERS �- -L=45.4± ESTIMATED SEASONAL HIGH GROUNDWATER IN FIELD CONFIGURATION (SEE SAS DETAIL) 2.7 �( (SIDE VIEW) -3- EL=42.7± OBSERVED GROUNDWATER, 10/27/16 LEACHING FIELDS 0 20 40 60 23.77'x I 1.52'x 0.9' SCALE 1 "=20' G:WAJobs\The Davenport Companie5\8232 - 24 Mars lane S. Yarmouth\dwci\8232.S5DS Plan.d% JOHN ISR. GREILL`s NO. 46733 '�fiCSt.w JOHN V. O'REILLY CIVIL NO. 35200 ,� +" The Davenport Companies 20 North Main Street, South Yarmouth, MA 02664 51TE � SEWAGE DISPOSAL 5Y5TEM DESIGN 24 MARS LANE, 5. YARMOUTH, MA J.M. OTEILLY & ASSOCIATES, INC. Professional Engineering & Land Surveying Services 1573 Main Street - Route 6A P.O. Bog 1773 (508)896-6601 Office Brewster, MA 02631 (508)896-6602 Fax DATE: SCALE: BY:CHECK: JOB NUMBER: 1 11411 G AS Noted RFR JMO JMO-8232 r..