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HomeMy WebLinkAboutEngineered Plan - Rev. 20142" 5 OUTLET PRE -CAST LO TESTING INFORMATION MINIMUM ZONING REQUIREMENTS2" CONCRETE DISTRICT B3 2., o DISTRIBUTION BOX W/WATERTIGHT COVER DTH#1 DTH 2 AREA 40,000 SF - (12"x12" MIN. INSIDE 0 3 42.1 O Ow cp FRONT YARD SETBACK 30 -FT 8" LIQUID 6„ DIMENSION) 42.1 " Al cn E9p MIN. -2" LEVEL MIN. SEE CONSTRUCTION GLAYED x A 0 LOAMY SAND F weR SIDE YARD SETBACK 10 -FT ►. - NOTES FOR ADDITIONAL ' x GLAYED 2.5Y 3/2 v N Rpgp REQUIREMENTS % 414 L2A5Y 3�2D w 41'7 A2 5w N REAR YARD SETBACK 30 -FT CONCRETE DISTRIBUTION BOX x 8 LOAMY SAND 11'-0" 42.5 TOP VIEW 41.4 10YR 3/2 ROUTE 6 6" EXISTING I -x ' x__J x x LOAMY SAND 8" _x _.__- % -x -x -x 4 10YR 5/6 B N x i BENCHMARK ON HYDRANT WHITES PATH t"ice .u. tFk / \ f 40.6 18w LOAMY SAND G n P ELEV. 1 -CONI. Ptic / y l / TAG BOLT ELEV=38.66' C w o� 3" MIN 20�� " .OUTLET ' CLEANOUT MANHOLES / f cA/!Er�A / x /�l xi ( / • • x SAND 40.6 10YR 5/6 18 c cZ' < ox11LOCUS INLET " w 6 0 f �uZ.l sax / F I f ! 4 ,,1 / / 1 P 2.5Y 5/4 SAND �n o z 3 1 -0 i o k ® © 4 1 , r��, f I 32.1 120" 32.1 2.5Y 5/4 120" z m to I + CG.'CRE PAO rOh Gv'vP0 ® r K MAG NAIL' / / �� � � J �' 1 � BEACON STREET 10" � MIN. (4) 6" DIA. SEE � - \ y IN 12" FINE ELLv=48 7 ; / 1 35. PERC. <2 MIN./INCH PERC. <2 MIN./INCH 4 -1 HOLES TABLE „ ;A?L Rf£CHAN/CS x �/SE • / • i p`° / f % j / PERC DEPTH 048" WEEPING 0 N/A PERC DEPTH 0 N/AWEEPING 0 N/A `r� 20 MIN. DIA. I /// • / ,. + REFUSAL 0 N/A MOTTLES O N/A REFUSAL 0 N/A MOTTLES 0 N/A q�0,1, POLLOCK RIP RD pEPTM CONCRETE GAS - - COVER (TYPICAL) - • • • _ J' ____ZCz'"'_n�•1KzrNC` x / Si'EAKER STAilO SOIL CLASS I WATER 0 N A SOIL CLASS 1 WATER 0 N A q / / BAFFLE BAFFLE x 7`-` ^ F'yG 35.67 f • • • • % 38.8, �� F / EDGE OF B£RM PRE ©OX 1,500 GALLON 6" ELEV. FAC.'rLi l:r' Ni Iii 1A1 EDS PAGFMENT I f ' ; i -CAST CONCRETE { 2 COMPARTMENT SEPTIC TANK 32.5 - cAsr Lr DEEP HOLE TESTING AND PERCOLATION TESTING OBSERVED i 35.6 PERFORMED AND WITNESSED BY THE FOLLOWING cu,� - -- / • t /r-.A,.=rr ,� VAL / . , . I :.� ` �: / OUTLET TEE DIMENSIONS UP f. ESTIMATED G.W. L 4�5' ON 8/13/2014 1. TANK TO CONFORM WITH ASTM STANDARD C1227. f -=- - - -- - _ • ' 1 _` :. G LIQUID DEPTH IN DEPTH OF OUTLET TEE . -• --• -- �, ---PHONE R/SC 2. TANK SHALL BE ROTONDO CST -1500 OR EQUAL. DIMENSIONS MAY VARY ACCORDING "- - SEPTIC TANK BELOW FLOW LINE ��'� " "°�_ SOIL EVALUATOR: ROBERT PDXON TO MANUFACTURER. COORDINATE DIMENSIONS AND FINISH GRADES WITH TANK SUPPLIED. 4s4 t I ` I uP YuYWRE 3. INLET & OUTLET TEES SHALL EXTEND TO CLEANOUT MANHOLES & SHALL BE 4 FEET 14 INCHES B.O.H. AGENT/WITNESS: AMY vonHONE CONSTRUCTED OF SCHEDULE 40 PVC OR CAST IN PLACE CONCRETE & PROPERLY 5 FEET 19 INCHES EXCAVATOR: R.H. WHITE CONSTRUCTION SUPPORTED. BAFFLES ARE UNACCEPTABLE. 6 FEET 24 INCHES f17 - r_ _ -_ \ C.'CkVC. CtlYFX 4. SEE TABLE FOR OUTLET TEE DIMENSIONS. 7 FEET 29 INCHES / LOCUSMAP 5. BUOYANCY CALCULATIONS REQUIRED FOR SEPTIC TANKS INSTALLED IN GROUNDWATER.� 8 FEET 34 INCHES trrrrrf (v. �". S.6. SEE CONSTRUCTION NOTES FOR ADDITIONAL REQUIREMENTS. x 6 0 PLASTIC IRRIGATION ` - AREA ' x j VALVE BOX (TYP) FINISHED GRADE ��\\/.\.� ,z 31: " ACRES '7�\ \� \�\/\ /.� i \7.\ W MA7E -�� �\ \ x ,�� ' ' . THREADED CAP �/SUITABLE BACKFILL WA 7DI COtJt RE rE PAO , . : . wI. OCA nalfOC 12 MIN. � FROM GRADE / 2 MIN. 3/8 DOUBLE SUITABLE BACKFILL 4 PERFORATED (MAX) \ WASHED PEASTONE FILL PVC INSPECTION\PORT BOTTOM AND SIDES OFvnd-1\1.4aLEACHING INTERFACE - MIN. BREfil4OUT F1EV. EL=42.1 , TO BE SCARIFIED SEE DESIGN ELEVATIONS TABLE •� x 3 I 15 '25" PIP,' aur ':� � ' Z Jul � � � x 8" I( ASHED STONE w DOUBLE MEE OF. a4O1/,ti GRA. VEL W t 6' I \ AREA i 1 \ ; «G s' tY614" TO , t A ' .� ` . CHAMBERS TO BE LAID FLAT 3' " i BUIL0141c . ' z INSTALLATION OF THE INFILTRATOR QUICK 4 STANDARD l� .I 34" 1' CHAMBER" (UNDERGROUND) DETENTION SYSTEM IS TO BE INSPECTION t : v IN ACCORDANCE WITH INFILTRATOR, INC. INSTRUCTIONS OUT _ *'. ' a I'W PORIT ` PRIMARY TRENCH RESERVE TRENCH I (SPECIFICATIONS). THE OWNER/CONTRACTOR IS TO MEET ' WITH INFILTRATOR, INC. TO ORDER THE APPROPRIATE aF cr�curm coNc I SWI ; xc NOTE: TYPE AND QUANTITY OF CHAMBERS PROFILA/A�N7FN G `PAO•r }. a I 1 GROUNDWATER \ I ANCE _ SEPARATIONS CROSS SECTION I I 1 , , . • \.• RESERVE TRENCH SHOWN FOR PICTORIAL PURPOSES ONLY O7H-2 \ AND DOES NOT HAVE TO BE INSTALLED AT THIS TIME. J. I' EL -42.1 I � � � � I •: .. ' x HUMLIRATO) AO .. ( \ N.T.S. __ DAB � ` � N.T.S. •• ,:• : � � NOTE: CONSTRUCTION ON THIS LOT(OR LAND) IS SUBJECT TO ANY IPICAL LEACHING TRENCH EASEMENTS, RIGHTS OF WAY, , ' \ RESTRICTIONS RESERVATIONS OR OTHER -\ lit, S.T.sTj 15 BREAKOUT l LIMITATIONS WHICH MAY BE REVEALED BY AN EXAMINATION OF THE TITLE. ;3' r - 1 RESE VE TRENCH t \ 1. i RR W 000 EL=4 .25 + 'G - GRAVEL AREA 1 42.5 l LEGEND ExISIINc BUILDING �`- SIT WASTEWATER LOADING SEPTIC TANK S. T. . x x�x x x x x. x --J " GRAIN UNK FLNCE `� '�-- �-� `" STEM FLOW GPD) DISTRIBUTION BOX D.B. EL. EX. 43.51 MANHOLES &COVERS MIN. 20" BROUGHT UP 0 IN GRADE. TO WITHIN 6 F FINISH i PUMP CHAMBER P.C. EXISTING SYSTEMS 'A 1980 1.050 LEACHING TRENCH L-1 SLAB 12" _ O.0 �O 1985 375 EXISTING CONTOURS - 420 - MIN SCHEDULE 40 PVC INSPECTION 1989 1.078 4" TIGHT JOINT PIPE PORT SUBTOTAL 1,453 PROPOSED CONTOURS 420 3s" MAX. g'LOQ� EXISTING ELEVATIONS 100.0 _ FLOW LINE 36" '2 Q� PROPOSED SYSTEM 241. PROPOSED ELEVATIONS oo. S=1-2% (MIN) EDGE OF WETLANDS - .. - .. _ ) S-�-2% (MIN) w 1,500 GAL. S.T. TOTAL WASTEWATER FLOW 1,700 BENCHMARK B.M. ! 4 scH. 40 3' 3' INFILTRATOR CHAMBER SITE LOADING RATE PUBLIC WATER yl/ PVC PIPE • 25' 5 OUTLET TO BE LAID FLAT TOTAL SITE AREA 1,386,515 SF GAS SERVICE G DISTRIBUTION e0X ALLOWABLE FLOW 15,251 GPD PERC TEST HOLE 48' s (110 GPD / 10,000 SF) DEEP TEST HOLE 10 FEET MIN. PROPOSED WASTEWATER FLOW 1,700 GPD PRIVATE WATER SUPPLY W TOP OF CONCETE TOC TYPICAL PROFILES F 'U, LEACHING FACILITY DESIGN CRITERIA NOTES: DESIGN ELEVATIONS 1. THIS SITE IS REFERENCED AS DEED BOOK42248 PAGE 340 IN THE WORCESTER REGISTRY OF DEEDS. TYPE OF BUILDING WAREHOUSE/MEETING ROOM 2. THIS SITE REFERS TO ASSESSORS ATLAS SHEETSMAP 98 PARCEL 81. DISPOSAL N/A 3. THERE ARE NO WETLANDS, WATER COURSES, ETC. WITHIN 100 FEET OF THE PROPOSED SEPTIC SYSTEM. ' NO. OF PEOPLE 15 4. THIS SITE FALLS WITHIN A ZONE X FLOOD AREA (OUTSIDE THE 0.2% ANNUAL CHANCE FLOODPLAIN) BASED ON COMMUNITY PANEL: 250001CO579J SLAB ELEVATION Ex. 43.54- DAILY FLOW 15x15 GPD/PERSON =225 GPD 5. THERE ARE NO PUBLIC DRINKING WATER SUPPLY WELLS OR TRIBUTARIES TO A WATER SUPPLY WITHIN 200 FEET OF THE PROPOSED INV. AT. BLDG. 41.00 INV. AT SEPTIC TANK INLET 40.50 PERC. DESIGN RATE MIN. INCH SEPTIC SYSTEM UNLESS OTHERWISE SHOWN ON THIS PLAN. MIN./ INCH NO WELLS ARE KNOWN TO BE WITHIN 100' OF PROPOSED SEPTIC SYSTEM. SOIL CLASS I FLOW 225 LTAR 0.74 . 7. IT IS RECOMMENDED -THAT ANY WELLS IN THE VICINITY OF THE SITE BE TESTED EVERY TWO YEARS. INV. AT SEPTIC TANK OUTLET 40.25 LEACH AREA REQ'D: 225/.74 = 305 SF 8. IT IS RECOMMENDED THAT SEPTIC TANKS BE INSPECTED FOR CLEANING ONCE A YEAR. INV. AT DIST. BOX INLET 40.17 9. WATER SOFTENERS SHALL NOT BE DISCHARGED TO ANY COMPONENT OF THE SEPTIC SYSTEM. INV. AT DIST. BOX OUTLET 40.00 INFILTRATOR QUICK 4 STANDARD CHAMBER 10. THERE ARE NO KNOWN OVERHEAD WIRES OR UNDERGROUND UTILITIES ON THIS PARCEL UNLESS OTHERWISE SHOWN ON THIS PLAN. LEACHING AREA 6.96 SF/LF (BED CPG.) •-•------.._..-----...---..__-------._.-. _ ... ...... ._.....:.-. .. .... _... .....vim.. _ TOP OF CHAMBER/BREAKOUT EL. 40.25 , 11. THERE ARE NO KNOWN STORM WATER DRAINS WITHIN 100 FEET OF THE PROPOSED SEPTIC SYSTEM UNLESS OTHERWISE SHOWN ONINV. AT 305 SF / 6.96 SF/LF= 43.7 LF REQ'D PATH wncT THIS PLAN. BOTTOM OF CHAMBERER 39.25 39.25 43.7 LF / 4.0 LF/UNIT = 11 UNITS REQ'D 12 UNITS X 4.0 LF/UNIT 48 LF � ` "i ELEV. OF GROUND WATER (120") 32.1 48 LF X 6.96 SF/LF= 334 SF 02 " 38 i ELEV. OF REFUSAL N/A DESIGN FLOW: AC MAC far 0.: AVERAGE ELEV. OVER SYSTEM X 334 SF X 0.74 GPD/SF = 247 GPD 'Waco p AC NITROGEN SENSITIVE ZONE YES/NO YES �� USE 1 ROW OF 12 (TRENCH CONFIGURATION) 77 Q 3MAC \• INFILTRATOR QUICK 4 CHAMBERS l'vr ii `rde'L;raa')i�a� �: w�caall �@p3u 5 OUTLET D.B. CONSTRUCTION NOTES: DESIGN NOTES:: 1. SEPTIC TANK(S) AND DISTRIBUTION BOX(ES) SHALL BE INSTALLED LEVEL AND TRUE 1. ALL TOPSOIL (A HORIZON), SUBSOIL (B HORIZON) AND OTHER 5 L' r TO GRADE ON A 6 BED OF. CRUSHED STONE. BASE SHALL BE STABLE LEVEL AND IMPERVIOUS MATERIAL SHALL BE EXCAVATED TO PERVIOUS P�'i� FACILITIES PLAN UT1U11ES A PL TTE COMPILATION OF RECORD MECHANICALLY COMPACTED TO THE SATISFACTION OF THE ENGINEER. INFILL, MATERIALS. "'° ""` FOR 81 DOCUMENTS OBSERVED EVIDENCE PROPER COMPACTION IS REQUIRED TO ENSURE STABILITY AND TO PREVENT SETTLING. 2. THE INSTALLATION OF PROPOSED SYSTEM SHALL BE DONE IN ,sS 3+M� I TO DEVELO vl 0 N G UND UTILITIES AND 2. FILL SHALL BE PLACED WITH A MAXIMUM LIFT THICKNESS OF 6" AND COMPACTED BY CONFORMANCE WITH LOCAL AND STATE BOARD OF HEALTH W14. ��� / 127 WHITES PATH ° SHOULD NSI R P IMATE. LACKING W1 . j �� ? o EXCAVATION, E E C F UNDERGROUND DOZER TO THE SATISFACTION OF THE ENGINEER. REGULATIONS YARMOUTH, 'MASSACHUSETTS 0 Q ° FEATURES CAN 0 URA OMPLETELY AND 3. IF THE DESIGN OF THE LEACHING AREA CALLS FOR A 5 -FOOT EXCAVATION AREA, 3. NO PORTION OF THIS SYSTEM SHALL BE ALTERED WITHOUT p RELIABLY DEPIC UTILI E NOT EVIDENCED EXTEND TRENCH EXCAVATION 5 FEET LATERALLY IN ALL DIRECTIONS AND TO THE APPROVAL FROM THE BOARD OF.HEALTH AND THE DESIGN ENGINEER. DATE: AUGUST 15, 2014 SCALE: 1" = 20' as Q ° BY RECORD DO S VED P YSICAL EVIDENCE, DEPTH OF NATURALLY OCCURRING PERVIOUS MATERIAL. THE ENTIRE EXCAVATION 4. IF THE DESIGN OF THE SOIL ABSORPTION SYSTEM CALLS FORA ��p1S� CF h1Ass9c REVISED: DESCRIPTION: BY: o,�„� '� SAO MAY EXIST. C ;4 CCORDANCE WITH SHALL THEN BE BACKFILLED FILLED WITH MATERIAL TO AN ELEVATION 1 -FOOT ABOVE 5 -FOOT EXCAVATION AREA, THE FILL MATERIAL SHALL CONSIST OF o� y°s SNott{�� 9/17/2014 PER BOH COMMENTS MYW L� MASS.G.L. CHAP e N 0 S AMENDED) MUST THE INVERTS OF THE RESPECTIVE TRENCHES. SELECT ON-SITE OR IMPORTED SOIL MATERIAL CONSISTING OF CLEAN �� NORMANO y� shy CONTACT ALL U11U ORE EXCAVATING AND 4. ALL UNUSED KNOCKOUTS IN SEPTIC TANKS) AND DISTRIBUTION BOXES) SHALL BE GRANULAR SAND FREE FROM ORGANIC MATTER AND DELETERIOUS " T. `� G OWER/APPLICANT.- COLONIAL GAS COMPANY GAMACHE JR. 1dILTiAEL Y. DRILLING AND CALL DI 1(888)DIG-SAFE€72331. SEALED WITH HYDRAULIC CEMENT. w SOIL SUBSTANCES. MIXTURES AND LAYERS OF DIFFERENT CLASSES ,o NO. 34615 WEAVER ADDRESS: 40 SYLVAN ROAD, WALTHAM, MA 02451 LOCUS O THE BUILDING OFFSETS AS SHOWN ON THIS PLAN ARE NOT 5. MAXIMUM COVER OVER ANY COMPONENT OF THE SEPTIC SYSTEM NOT TO EXCEED 36*. OF SOIL SHALL NOT BE USED. A SIEVE ANALYSIS SHALL BE 'POPE 1 Mo 4 077 TO BE USED FOR THE ESTABLISHMENT OF PROPERTY LINES 6. MINIMUM COVER OVER ANY COMPONENT OF THE SEPTIC SYSTEM TO BE 9" PRIOR TO PERFORMED IN ACCORDANCE WITH 310 CMR 15.255(3). �9yp SU�0� 9,tp OR FOR THE ESTABLISHMENT OF ANY PROPOSED CONSTRUCTION -� sus UNLESS SAID CONSTRUCTION IS SHOWN HEREON. PLACEMENT OF TOPSOIL. 5. THIS SYSTEM IS NOT DESIGNED TO ACCOMMODATE A GARBAGE F rr`{_ Guerriere&24 7. SYSTEM IS TO BE FLAGGED OFF WITH CAUTION TAPE AFTER BACKFILLING. DISPOSAL 7 -3+ � THIS PLAN WAS PREPARED FOR THE EXCLUSIVE USE AND PURPOSE � 7 8. ALL SYSTEM COMPONENTS SHALL BE MARKED WITH MAGNETIC MARKING TAPE OR A 6. ELEVATIONS REFERS T01988 NAVD DATUM. ! 1 Q74 AC ,��„ FOR THE PARTY STATED HEREON AND SHALL NOT BE USED BYc Halno"11, e,ANY THIRD PARTY WITHOUT THE EXPRESSED WRITTEN PERMISSION COMPARABLE MEANS IN ORDER TO LOCALE THEM ONCE BURIED. 7. OFFSETS NOT TO BE USED FOR THE REPRODUC110N OF PROPERTY 9�j/q,�'�- Inc. 1(�..' OF GUERRIERE AND HAWON, INC. 9. SYSTEMS BURIED GREATER THAN NINE INCHES BELOW GRADE MUST BE EQUIPPED LINES. � r p0"'O�s WITH RISERS ON ALL TANK TOP OPENINGS AND THE DISTRIBUTION BOX AND THE 8. ALL INSPECTIONS NECESSARY FOR THE CERTIFICATION OF THE SEPTIC Oy%ja d1/ "4 H' ENGINEERING &LAND SURVEYINGW-2965 CONSTRUCTION ON THIS LAND IS SUBJECT TO ANY EASEMENTS, RISERS SHALL BE NO DEEPER THAN SIX (6) INCHES BELOW GROUND SURFACE. SYSTEM AND THE PREPARATION OF AN AS -BUILT PLAN ARE TO BE SIGNATURE P.L.S. SIGN TORE P.E. 1029 PROVIDENCE ROAD WHITINSVILLE MA 01588 . PERIMETER PLAN RIGHTS-OF-WAY, RESTRICTIONS, RESERVATIONS, OR OTHER LIMITATIONS WHICH MAY BE REVEALED BY AN EXAMINATION OF THE PERFORMED BY THE DESIGN ENGINEER. (508) 234-6834 FAX: (508) 234-6723 SHEET 1 OF '1 N.T.S. TITLE. WWW.GUERRIEREANDHALNON.COM DES. BY: MYW a j