The URL can be used to link to this page

Home My WebLink AboutEngineered Plan - 2019GENERAL NOTES: A.) NEITHER DRIVEWAYS NOR PARKING AREAS ARE ALLOWED OVER SEPTIC SYSTEM 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. CONSTRUCTION NOTES: 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(5), DOSING CHAM15ER(5) AND DISTRIBUTION BOX(E5) SHALL BE SET ON A LEVEL STABLE BASE WHICH HAS BEEN MECHANICALLY COMPACTED, OR ON A G INCH CRUSHED STONE BASE. 3.) SEPTIC TANKS) SHALL MEET ASTM STANDARD C 1 127-93 AND SHALL HAVE AT LEAST THREE 20" DIAMETER MANHOLES. THE MINIMUM DEPTH FROM THE BOT- TOM OF THE SEPTIC TANK TO THE FLOW LINE SHALL BE 48". j 4.) SCHEDULE 40 PVC INLET AND OUTLET TEES SHALL EXTEND A MINIMUM OF G" ABOVE THE FLOW LINE OF THE SEPTIC TANK AND SHALL BE INSTALLED ON THE CENTERLINE OF THE TANK DIRECTLY UNDER THE CLEANOUT MANHOLE. 5.) RAISE COVERS OF THE SEPTIC TANK AND DISTRIBUTION BOX WITH PRECAST 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. G.) 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) St 4" DIAMETER SCHEDULE 40 PVC LAID AT 0.005 FT/FT. LINE SHALL BE CAPI AT END OR AS NOTED. 8.) OUTLET PIPES FROM DISTRIBUTION BOX SHALL REMAIN LEVEL FOR AT L 2' BEFORE PITCHING TO SOIL ABSORPTION SYSTEM. WATER TEST D15TRIB BOX TO ASSURE EVEN DISTRIBUTION. 9.) DISTRIBUTION BOX SHALL HAVE A MINIMUM SUMP OF G" MEASURED BI THE OUTLET INVERT. 10.) BASE AGGREGATE FOR THE LEACHING FACILITY SHALL CONSIST OF 3L 1-1 /2" DOUBLE WASHED STONE FREE OF IRON, FINES AND DUST AND SHAI INSTALLED BELOW THE CROWN OF THE DISTRIBUTION LINE TO THE BOTTON 501L ABSORPTION SYSTEM. BASE AGGREGATE SHALL BE COVERED WITH / LAYER OF 1/8" TO 1/2" DOUBLE WASHED STONE FREE OF IRON, FINES AND 1 1.) VENT SOIL ABSORPTION SYSTEM WHEN DISTRIBUTION LINES EXCEED WHEN LOCATED EITHER IN WHOLE OR IN PART UNDER DRIVEWAYS, PARKING TURNING AREAS OR OTHER IMPERVIOUS MATERIAL; OR WHEN PRESSURE D 12.) 501L ABSORPTION SYSTEM SHALL BE COVERED WITH A MINIMUM OF CLEAN MEDIUM SAND (EXCLUDING TOPSOIL). 13.) FINISH GRADE SHALL BE A MAXIMUM OF 3G" OVER THE TOP OF ALL 5' COMPONENTS, INCLUDING THE SEPTIC TANK, DISTRIBUTION BOX, D051NG AND SOIL ABSORPTION SYSTEM. SEPTIC TANKS SHALL HAVE A MINIMUM OF 9"• . '14:) FROM THE. DATE OF INSTAM i iGN'0ff THE SOIL ABSORPTION SYSTEM RECEIPT OF A CERTIFICATE OF COMPLIANCE, THE PERIMETER OF THE SOIL h�A_/',, -_ 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 I BY AN AGENT OF THE BOARD OF HEALTH (OR THE DESIGNER IF THIS SYSTEM RE- I 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 i PERMIT AND APPROVED PLANS. 48 HOURS ADVANCE NOTICE IS REQUESTED. G.) INSTALLER SHALL VERIFY INVERT ELEVATIONS PRIOR TO INSTALLATION OF i ANY SEPTIC SYSTEM COMPONENTS. 17.) EXISTING CESSPOOL # I TO BE PUMPED DRY, FILLED WITH CLEAN SAND, AND ABANDONED IN PLACE. 18.) EXISTING WASTELINE(S): INSTALLER TO CONFIRM WASTELINE(S) BY WATER TESTING WITHIN THE DWELLING PRIOR TO SETTING ANY SYSTEM COMPONENTS. 19.) INSTALLER TO CONFIRM LOCATION OF ALL UNDERGROUND AND OVERHEAD UTILITIES PRIOR TO START OF CONSTRUCTION. 20.) EXISTING CESSPOOL #2 TO BE REMOVED. ANY CONTAMINATED 501L WITHIN 50 THE PROPOSED SOIL ABSORPTION SYSTEM SHALL BE REMOVED AND REPLACED WITH . CLEAN SAND. AREA TO BE COMPACTED TO MINIMIZE SETTLING. 501L TEST LOGS: TEST HOLE 1: EL=34.4± DEPTH FROM SURFACE (INCHES) 501L HORIZON SOIL TEXTURE (USDA) 501L COLOR (MUN5ELL) SOIL OTHER MOTTLING 0-10 A FINE LOAMY SAND I OYR 412 NONE 10-30 B FINE LOAMY SAND I OYR 5/G NONE 30-177 C FINE -MEDIUM SAND 10YR G14 NONE PERC P, 59"• <2M1r IN TEST HOLE 2: EL=34.7± DEPTH FROM SURFACE (INCHES) SOIL HORIZON SOIL TEXTURE (USDA) SOIL COLOR (MUN5ELL) SOIL OTHER MOTTLING LEGEND 0-15 A FINE LOAMY SAND 10YR 4/2 NONE EL=35.8± 1 5-5 1 B FINE LOAMY SAND I OYR 5/G NONE PERC 43"' <2MIP4N 51-139 C FINE -MEDIUM SAND I OYR G/4 NONE NO G.W. ENCOUNTEkED DATE OF TESTING: 8/21/19 PERCOLATION RATE: LESS THAN 2 MIN/INCH IN "B" � "C" LAYERS. WITNESSED BY: MATTHEW J. WROBEL, EIT, J.M. O'REILLY � ASSOCIATES, INC. PHIL RENAUD, AGENT, YARMOUTH HEALTH DEPARTMENT NO WATER ENCOUNTERED USE A LOADING RATE OF 0.74 GPD/SF FOR SIZING OF SOIL ABSORPTION SYSTEM. PLAN VIEW SCALE: I " = 10' BENCHMARK: Top of Concrete Bound �p EL=34.2± (NNVD 1 988) FLOW PROFILE: NOT TO SCALE DEED BOOK 27031 PAGE 97 ASSESSORS' MAP 70 PARCEL 2G FOUR (4) 24" DIAMETER CONCRETE LEGEND EXISTING CONTOUR RAISED TO WITHIN G" OF FINISH TOP OF FOUNDATION GRADE (OR AS NOTED) X 12.34 EXISTING SPOT GRADE EL=35.8± (SEE NOTE #5) - W- WATER SERVICE LINE Proposed EL= 35.0± -o- OVERHEAD UTILITY SERVICE -u- UNDERGROUND UTILITY SERVICE _G_ GAS SERVICE LINE _e TEST HOLE / BORING LOCATION SST SEPTIC TANK DB DISTRIBUTION BOX SAS 501L ABSORPTION SYSTEM Reserve RESERVED FOR FUTURE EXISTING 32.50 10" 14" C.C. CONCRETE CURB 'NOTE P.F. PICKET FENCE C.S. COVERED SLAB 3 T Cob UTILITY POLE 4'0" FIRE HYDRANT GAS BAFFLE 17' ±_1 1 500 GALLON SEPTIC TANK `NOTE: SEPTIC TANK INLET INVERT ELEVATION WAS ESTABLISHED BASED ON EXISTING CESSPOOL INLET INVERT EL=32.7±. 32_00/ 31.8 2" DRO DB -3 D -"BOX H-20 5Y5TEM DE51GN CALCULATIONS: SEWAGE DE51GN FLOW: BEDROOM DWELLING @ 110 GPD = 330 GPD LEACHING CAPACITY REQUIRED: 3 BEDROOMS (MAX.) @ I 10 GPD = 330 GPD REQUIRED SEPTIC TANK CAPACITY REQUIRED: DAILY FLOW = 330 GPD @ 200% = GGO GAL. REQUIRED SEPTIC TANK CAPACITY PROVIDED: 1 500 GALLON SEPTIC TANK (MIN. ALLOWED) LEACHING CAPACITY PROVIDED: ONE (1) 25.0'X 12.53' X 2.0' LEACHING CHAMBER CAN LEACH: Vt=((25.0 X 12.53) + (25.0 X 2.0)2 + (12.83 X 2.0)2] X 0.74 GPD/5F=349.3 GPD 349 GPD>330 GPD REQUIRED NOTE: A GARBAGE DISPOSAL IS NOT PERMITTED WITH THIS DESIGN. INSTALL: ONE (1) - 1500 GALLON SEPTIC TANK ONE (1) - 3 OUTLET DISTRIBUTION BOX (H-20 Rated) TWO (2) - 500 GALLON LEACH CHAMBERS WITH 4' OF STONE ALL AROUND i 4 X '�4,9 �I X 34.9 23S,X 35.3 x N 7 4 PARCEL 2G rye. 5.1 \'Area=0.49 AC± 34,7 35.5 x �4 Y =_ .. 33.6 / 34.6 - lP 34.5 G3.31± x 343 4.5 S�•'o de Fenc ryry e Existing Cesspool # I /,9/ 4.6 TO BE ABANDONED (SEE NOTE # 17) INSPECTION NOTE: PRIOR TO FINAL INSPECTION BY THE ENGINEER, SYSTEM NEEDS TO BE COMPLETE INCLUDING BUILDUP FOR COVERS. EL=34.5± r -Proposed EL=34.5± Existing Cesspool #2 TO BE REMOVED 34.7 /(SEE NOTE #20) X 34.6 YARMOUTH, MA LOCUS �Q% z 1 \ooA Charles St. ry x 34,6 v c0 5,0 34.7 Fdye OcO f of Cjea 34.4 '� '"tz .. rip13 34- P. FND lc 34.0 r. 34.6 347 ;` �r ;11\\ w�„ j;""::'.'•;;'.': 34.0 ooh j W"":.•`,:."Oram,. ,: w 34.5 qj t 3 .9 t �O tl w\ O. 0 t SA www �a vV 0� 34.4 G4.5 34,5 40 c �_Z� 4.7 " �: 35.3 _Q� s, J PLAN SCALE 1 "=30' TH 15 AREA 15 SERVED BY TOWN WATER. 25" Proposed 32.4± (9" Min - 3G" Max) 2" LAYER OF 1/8"- 1 /2" STONE 3 I .GO 3/4" - 1-1 /2" STONE 3 N N P 29.60 r USE TWO (2) SHOREY PRECAST 500 GALLON LEACH CHAMBERS 9.9'± Longest Run WITH 4' OF STONE AROUND 14'± (END VIEW) LEACHING CHAMBER EL= 19.7± BorroM of TP#i 25.0'x 1 2.83'x 2.0' G:\AAJobs\The NOT TO SCALE \ DEED BOOK 27031 PAGE 97 ASSESSORS' MAP 70 PARCEL 2G LEGEND EXISTING CONTOUR 32 PROPOSED CONTOUR X 12.34 EXISTING SPOT GRADE 24X5 PROPOSED SPOT GRADE - W- WATER SERVICE LINE -o- OVERHEAD UTILITY SERVICE -u- UNDERGROUND UTILITY SERVICE _G_ GAS SERVICE LINE _e TEST HOLE / BORING LOCATION SST SEPTIC TANK DB DISTRIBUTION BOX SAS 501L ABSORPTION SYSTEM Reserve RESERVED FOR FUTURE 5 STEP C.C. CONCRETE CURB P.F. PICKET FENCE C.S. COVERED SLAB Cob UTILITY POLE ® CATCH BASIN FIRE HYDRANT - ® DRAINAGE MANHOLE ■ CONCRETE BOUND, FOUND O IRON PIPE, FOUND >�x LIGHTP05T - W - TOP OF BANK -X-X- LIMIT OF WORK FENCE EDGE OF CLEARING WV �Q WATERGATE Permit valid for REPAIR OF SEPTIC SYSTEM ONLY, dae to State and Local septic variances. Board of llealth review and approval is reeeired for any future additions/renovations/alterations to , sewage facilities and/or structures/dwelling. Yarmouth ilea€thDepartr*a.;rt APPROVED 1 1 ✓? I i i I i OF S�Jt9 I The Davenport Compan1e5 ill-iiM. �' 20 North Main Street, South Yarmouth_ , MA 02GG4 Ji! �� ; � 9`�'"''( SITE SEWAGE DISPOSAL SYSTEM DESIGN Ei BLLI �` PCO. 36200 � 7Q 105 North Main 5tre(!�t, Yarmouth, MA 02GG4 J.M. OTEILLY & ASSOCIATES, INC. Professional Engineering & Land Surveying Services 1573 Main Street - Route 6A 0 30 GO 90 P.O. Bog 1773 (508)896-6601 Office Brewster, MA 02631 (508)896-6602 Fax SCALE I "=30' DATE: SCALE: BY: CHECK: JOB NUMBER: 08/27/19 A5 Noted MJW JMO JMO-8777 Companie5\8777 - 105 North Main St. Yarmouth\DWG\8777.SD5 PLAN I