HomeMy WebLinkAboutSeptic Design - Plans - 1060 SALEM STREET 8/11/2020 DESIGN CRITERIA
„ PVC TEE r' , CONC. COVER r" , >, PVC TEE NOTE:
L, WITH GAS BAFFLE TOP S.T.= 99.3—
_„- W1H ZABEL FILTER
S. OR EQUIVALENT A5 PER TITLE 5, ALL COMFONs NT5 OF THE SEWAGE.
FINISH GRADE 9' MIN„ 36" OR f+l IMP 1fl l l,a,ll„IhwI;G DI5PO5AL 5Y51"EM 5HALL CL MAKKE:D WITH
- -300 ——EXISTING CONTOUR MAX ABOVE TOP OF TANK (50t',Ihll�IlEil:,.: I N LET '17 KffQ'D MAGNETIC TAPE= PRIOR TO 5ACNPILL.
310 CMR 15.405 1 h HAS BEEN UTILIZED TO ALLOW FOR' A 3-FOOT TO 300 PROPOSED 'CONTOUR "',;'III I II"( t.1+� T,I`JTI�`1 "[I i
INV. IN S.T.. � I'llil..,l' Y"���, I,�I °I °
4" PERFORATED GROUNDWATER SEPARATION FROM THE BOTTOM OF THE LEACH BED TO MPR = 08,20 „ I INV. OUT S.T.
�L
PERCOLATION TEST HOLE
"a SCH. 40 PVC THE ESTIMATED SEASONAL HIGH WATER TABLE. " 97.9'S INV. OUT HIGH I INV. TOP TONE
6 MIN LATERAL OBSERVATION TEST HOLE 20`" DIA.
COVER MIN. = = .70 = 100.20
' '`IIP II,/`h'I I'„:�I'�8 FOR F,I �!II.,':+'f Cr li,; "{l-ll +/�I'IV�I N+ ',.; f' 'I�I'!',I d r�I l;a° S SEWER LINE �✓` fit"' A„J
THE I'; I G� ,
W WATER LINE F-I -
1� IIII_ li•trtLL I��'�:?fJl _,N�I"rU°',R� 111.1If ;�LL_':,i-:/,I I ,.YI'�? 1N16" II`�•I IHI.L.La,ll"rl,l ,tl���"" YIEPG � .G2 ftlft
4" SCH, 40 ,'x'`;,�,1T.I,,°f Lz�+llll IwwVll`�III,✓�a+u i1fv1N",'•.I:�v I::II�J IEl � I.JsGC7ll;,'IJ,°I.J Y' ` IL ,/lJ... ",NI�IETIC G.GF" EDGE OF WETLANDS I 4� SOL - _ LOW INV.
ID SCH, 40 PVC I ✓ 3 MIN 4
PVC TEE INV. AT BLDG.
VENT ENDS = 9.50
u, 1 f4"/FT.MIN.
1III. 1LII'II, r`Ia,,I f'II','IrG :J'Ir�/ "It cJ,'s..l „, NL1f`"�! L)I IIL: 3°" MAX. ( 6' IN _
`r(S"I I,�.Y'•,I 'iN I I�I''U I 1'I I0,MIRIw,IC�. A,: „"0 MII._. I ':}I.rl.��f i',I I +-,II::;: IJ+�R1<f�•'[ ht '10 SIGH �w� -LIQUID I t I � r
WATERTIGHT JOINT _ MIN — _ _ — —. — — — _ — — — — _ BOT. STONE
4" SCH. 40 'IvflMG �' LE T'll 1 (.V. 1ITIE DECK � �I" r"l�{I� C 'I l L K.', r Dr," E. + I;'"ILJI I,I I'i°101., (SEE LOCAL LEVEL 4
90' ELBOW °a` I'HE �Il-lREE k�I;,;+O GE1���'.V R/1,•"1'I(X•,I VVIf.I. E". TI I'v'I l,;;I+,C`,?I)S II`i TITLE I-IL.L. PLUMBING REDS, - " � = 99,J0
_ _ S
„h,, � 10 �� �-� 14" FOR �' � .� .� � � a �1
"gym',FS, MIN, 19" FOR 5' I 4", I PERT. SCH, 40 PVC- _2.4°")DROP OVER LENGTH
V DETAIL CONTRACTOR5HALL �a INV, IN OR APPROVED EC�LJAG. —( � — — � RIT. DEPTH
24" FOR 6'
'. � ;:,, ,r , .. �„ NC II - VERIFY TILE LOCATION DEPTH 1-1 2 CLEAN SHARP 4�
NOT TO SCALE. �,, L.il�l r°,1 I I,kI,/I 1,G I I,f.. II-1 ,�',Tl,,u(_I• f I)I,(r I I„ I`•r„'I I 1 f„III �,.I.,I ! I l,I LII..N,.C. � 1O A,, .� � .� a �1 BELOW" PIPE
14C: wC::r M+1.(L. ,LI /I:;br IrI,C? 'III, k°"t7111 r ;,C:'r' I, lI ,F,[^"11::I± VI.. AND ELEVATION OE THE � � QQ GAL. 500 GAL. I CO. 4 � 4 4 STONE ONLY j Q C,
5 O, _
Q, N I0 HE ',)'eFC1' 1,i l_ I:;O I IIVL '.GY"TI Jvl II JC IGII)I",I 1tI E VEG PIPE EXITING BOTTOM OF LEACHING FIELD TO BE LEVEL O
TILE DUILDING KICK \
1,�I II1r l 11, 1111, I aT l� I FEES ML � �IIII_: COST ,:1r 11.1;+;:11�1�.1 I��I FOR,' PUMF CHAVI�3ER
�' F �1L"F I°°CIVGi« II�lT T"�"��JI -� hFl=aaII,II_f`tid�l 1.1,alll".
TO CONSTRUCTION. 5 E DfTAII_ p �
w
„ MIN. 4" 1 1 `" STONE
� ,•. u T.B.M. M.N. IN STEP
/ LENGTH= 40
ELEVATION 100,48'
FOUNDATION15 -GALLONTIC TDISTRIBUTIONL I FIELD ` 0' X 151 = GOO S,F.
p `: - ,.I „i �) HS I I.C:GA� )III IS F�E
1(I-II �� I L +„)I Ir "" .. Lv?t.III C�'L
! 1,1''I ,I?I?11 �`s Eta� ,,,� DTI TANK
SCHEDULE F ELEVATIONS PROPOSED AS-BUILT
EXfsa-rn�c �' EXISTING ;� � EX�sTINc lllf�,,J,? I I fI� � ,
1
II I
I
i �� �,., SEPTIC T REINFORCED
PAVECCa ABOVE-GROUND III li l: II I{ �T ���' CONIC. COVER SEP C TANK SHALL BE A PRECAST, REN OROED CONCRETE TANK MADE
a I�1.1;��1'i,�, ,h I,�� I II Iw1N I:
' '' , B.R. F�O�.I ,�' POOL IfI `�'' "I� ? �l�I° "`L 'III �+,'! � � �� � ' WATERTIGHT. CONSTRUCTION MATERIALS AND DIMENSIONS SHALL TOP CONCRETE FOUNDATION 102,94 l7lEl �Y11 �rll ill dl Ir1l „`. ,�. TOP P.C. — TO CONTROL PAN
:� . ���;.; —99.2±
� EL CONFORM TO TITLE 5 AND AASHTO HS 10 REQUIREMENTS AND PLACED ON
INVERT AT FOUNDATION 96.5C
ti !
FINISH GRADE 0 MIN„ �6 MAX.
r I IIIII� If I jR1 l�ll���l�!I(I ` A STABLE MECHANICALLY COMPACTED LEVEL BASE,
III I
�I ABOVE TOP CHAMBER INVERT TANK. INLET 98,20
I
"- .
s INV, OUT _ 96. I5 TANK SYSTEM TO BE VENTED THROUGH THE BUILDING PLUMBING SYSTEM
�z��-z 1 >�` INVERT TANK OUTLET 97,95
a �, ��Il,pll(l l''I'jflil+j ;l�l�PP! I . 100 INV, IN = 7.`3C? P AS REQUIRED BY BUILDING CODE.
� WATERTIGHT JOINT
m f I I rll I I TOP SEPTIC TANK 99,3±
\ ,., 4 f WATERTIGHT RUBBER
79' r III± , ` I, GASKET SEAL WATER TANK SHOULD BE INSPECTED MAINTAINED AND BE PUMPED OUT WHEN "�, ,. � , I ,. IJ I,` ( FORCE r.-1AIN < .tNI . � INV.. D BOX INLET 100.00
20 h, 9 TIGHT) SLUDGE DEPTH IN THE BOTTOM EXCEEDS ONE FOURTH OF THE TOTAL
C IN.) I II, , ,I , POWER INV. ,aD,o BOX OUTLET 99 83
r tf r
MJ
Lt _ I
I CABLES d' III„ `II LIQUID DEPTH.
SCH. 40 PVC W RISER CLAMP P ! I t l`"I I ' , N::R :, TOP OF STONE 1 00,20
FLEXIBLE „
AP1 Fi'9X1�PfiI TE t G;�S. ,,. _.. •. I c�a LEX BLE JOINT 0.15 WEEP HO�t ,N ,.,. ..,1 -i;1� ,Pil•V,t,l.. AT LEAST THREE 0 MANHOLES SHALL BE PROVIDED. AT LEAST ONE
.,.,, 1 a�� EXISTING TrNc �.�. . ��a-�,` � w,. � I I • �-
FROM SEPTIC INVERT HIGH END 99.70
102.94 f, 0" I I � 1 O E � E TIC TANK CHECK +,._, III I,,.,'I ,rl OF THE MANHOLES SHALL HAVE A CHILD PROOF ACCESS PORT
c an I ALARM SIGNAL ON VALVE ", I ,R Ifl ' )'�I"`,1'.:" ACCESSIBLE TO WITHIN 6"' OF FINISH GRADE. INVERT LOWEND `�9.50
E'xos'�Lr a c + y. I ( 0 a O � O R' E S ��` ELEV. = 9C. I � %,i,l;: .II,'.I c. ,1,;. � � 7� BOTTOM OF STONE 99.00
NOTE:
/ S'T. l ' I ., PUMP ON PUMPS ARE ROTATED 00° FOR
a P.Q. , . ., A < GROUND EATER OFFSET REQUIRED
CV. �x \ = ELEV. — {¢::. ,rNV"wC.I:,. `'J`a 11.1',Il ,ill. d;:.. l'i',..{t..,w ,.,YI II I,I, L,,., ,aI",II„Y
f ' I
9 ,�� CLARITY. ��E SITE. PLAN. ' �
,I -
t� a " ", I I"V L f ,„
� ,II I,;'II f 1.::F61 � a°d IR"a ,� IE I � ..,I I� ,�„�Y,: 1I1`�"., I-I ] ,,::a GROUNDWATER OFFSET UTILIZED , '.
6 C1 I 6„ ;l_I°a`fP i`I I;" ,@'40 I"I.., I'ED t„,,II A, 9 �,C=',+._, iLi i'"'r..f,Fr�l`�1ICA,I I. i t"t".mi! r',r, 1ED
mm
,� C
( 2 A ROUT PUMP OFF f 1DOUBLE-WASHED ,
a V. 93.9C' L.I...,E.L C . I -1/2" „-1() IF_., G.W. OFFSET REQUESTER PER 10 CMR 15.405�1)(n1)
^' y ELEV.111 1/f 3/'B P EASTONE
LT UP" INVERTS, I CRITERIA a „ >"D'" BOX OUTLETS SHALL BE INSTALLED LEVEL ("BUILT
TE LOB. . 4 _ NOT PERMI'T'TED. GARE�AGE GRINDERS m NOT PERMITTED
Af'1=�ROXIMA
EXISTING SEPTIC 7Ahd - S8 ,_'_ PUMP — (SEE SPECS.)
N � —� - — � FIRST 2' (MIN.) OF OUTLETS SHALL BE INSTALLED LEVEL TO EQUALIZE El a TESTS; PERFORMED BY 5ET1-1 L. LNQIE P 5.
__— — ',Lr�;II`4OU!HIC �R ,:oo PLOW, WITNESSED BY MILL RIVER CON5ULTANT5
/ _ ``� .- ��. � C� CHAMBER' (ra0s� � TIMES PEA. ��;��
WATERTIGHT CONSTRUCTION MATERIALS AND DIMENSIONS TO CONFORM TO TITLE 5 T ( �°I'') ELEVATION FD COTE
E)(ISTIN FENCE (TY� THE MINIMUM INSIDE DIMENSIONS OF THE "D" BOX TO BE 12" AND �
TB,M, M.H. IOW' 12 MAPLE AND AASHTO HIS 10 LOADING REQUIREMENTS PLACED ON A STABLE MECHANICALLY G20 A 3 MPP 100'.0 5 1 0GI1 9120
q Y - ELEVATION = 1>PUJO' COMPACTED LEVEL BASE.
THE MINIMUM WALL THICKNESS TO BE 2'".
WHEN INLET PIPE SLOPE EXCEEDS 8%—PVC INLET TEE REQUIRED,
.. - A Fad CUT LOW END 1" ABOVE OUTLET INVERT.
I, ..... -. / GENERAL
J ALL WORKMANSHIP, MATERIALS AND CONSTRUCTION SHALL CONFORM TO FEDERAL, STATE AND LOCAL „D" BOX COVER TO BE SEALED WITH BITUMEN.
CODES, WHETHER SPECIFIED HEREIN OR NOT, ALL PIPING, CONTROLS AND PUMP ARE SUBJECT TO
APPROVAL BY THE DESIGN ENGINEER, LEACH E
ALL LOAM, LARGE BOULDERS OR FOREIGN MATERIAL ENCOUNTERED DURING
CHAMBER EXCAVATION ARE TO BE REMOVED FROM THE LEACHING AREA,
THE CHAMBER SHALL BE A PRECAST, REINFORCED CONCRETE SEPTIC TANK MADE WATERTIGHT, TAI',IK
CHILD /'!It"IGi;G," './S, "; MANHOLE SHALL EXTEND TO WITHIN 6"" OF FINISHED GRADE„ AND BE WATERTIGHT. COVER TO BE METAL ALL SOIL INTERFACES SHALL BE SCARIFIED PRIOR TO THE PLACEMENT OF
EXIST. AND G"/ ERS, 7',I T l,A1, ,'1(. AND WEIGH 60 LB.. (MINIMUM) AND HAVE AN INSIDE DIMENSION 1--1/2 TIMES MAXIMUM PUMP DIMENSION STONE.
106 — HOUSE �'e � 106 AND BE A 24„ INSIDE DIAMETER MINIMUM, CHAMBER TO BE VENTED VIA BUILDING PLUMBING SYSTEM To
' ROOF, IF THE CHAMBER IS TO BE UNDER PAVED SURFACES OR SUBJECT TO VEHICULAR LOADING, THE ALL STONE IN PLACE SHALL BE DURABLE, FREE FROM 'IRON, FINES AND
EXIST: PROP, VE.N'T CHAMBER, AL... MANHOLES AND EXTENSIONS SHALL BE RATED TO WITHSTAND AASHTO HS-20 DIRECT DUST AND DOUBLE WASHED. - 440
" GRADE SPADE LOADING (HEAVY DUTY). WHEN GRAVEL FILL 15 REQUIRED, A FLOWS' � BEDROOMS AT 1��E (�PI� - GN.
10 � � ALL LOAM AND. ORGANIC MATERIAL �33C GPD 'GU11N.f
SHALL BE REMOVED FROM AREA TO BE FILLED. FILL SHALL BE
RUMP COMPACTED TO MINIMIZE SETTLEMENT AND SHALL. BE CLEAN GRANULAR 1 500- - -- - _ ___ _. Y.�` ___.__ ______._ ___ ___ PUMP SHALL BE A NON CLOG s+JBMERSIBLE SEWAGE PUMP CAPABLE OF PASSING A 1-1 f4'° DIAMETER SEPTIC T I I REQUIRED:
MIN.)
( F° SOLID AND STRINGY MATERIAL. PUMPS SHALL HAVE A 0.4 H.P. (MINIMUM) SAND ORGANIC MATERIALS, AND SHALL BE IN L.�. I � � MATERiAL> FRLE FROM FINE
MOTOR AND BE CAPABLE OF ACCORDANCE.. WITH 310 CMR 15.255(3}.
S 62J-2 - 19' PUMPING _LL GALLONS PER MINUTE (GPM) AGAINST A TOTAL DYNAMIC HEAD (TDH) OF -j p_ FEET.
S.T. P.C. _I .II "°;' !,i I` '°f , { .I,, G I.fl`m: T' I ll`'w''A' J i`"J ALL DISTURBED AREAS ARE TO BE LOAhAED„ SEEDED AND MAINTAINED TO
8`a �G1 1 CONTROLS _ PREVENT EROSION. LEACHING � PROVIDED-
SCALE:
'1"-20' f�fORIZ. E,S,H.WT PUMP AND ALARM SHALL BE ACTIVATED BY MERCURY FLOAT SWITCHES AS SHOWN. FLOAT SWITCHES SHALL
4ITT " 4 BE OF THE MERCURY TUBE, TYPE SEALED IN POLYURETHANE. 3 FLOATS ARE REQUIRED. FLOATS AND A. BASIS — MIN./IN. PERCOLATION RATE
� ._ AREAS ABOVE THE SOIL ABSORPTION SYSTEM SHALL REMAIN PERVIOUS 0.7�I
PUMP POWER CABLES ARE TO BE S A 1 2" DIAMETER, STEEL REB' ALLOWED S,F.
AR UWITH UNLESS UNAVOIDABLE. IN SUCH CASES THE SYSTEM SHALL BE VENTED.
HOSE CLAMPS, THE REBAR SHALL BE SECURELY PERMANENTLY ANCHORED T
SUSPENDED / B. APPLICATION RATE
O THE SIDES AND/OR C. BOTTOM AREA PROVIDED = COO' S.F.
90 _o_ 9 WALL OF THE CHAMBER. THERE SHALL BE NO WIRE SPLICES WITHIN THE PUMP CHAMBER„ UNLESS SEALED GENERAL D. TOTAL G,P.D. PROVIDED 444
IN A WATER AND GAS-TIGHT (NEMA-4X) JUNCTION BOX. SYSTEM IS DESIGNED TO ACCOMMODATE SANITARY SEWAGE ASSOCIATED
THE DIMENSIONAL SETTINGS OF THE FLOATS (SEE PUMP CHAMBER DETAIL ON THIS SHEET) ARE THE WITH NORMAL DOMESTIC USE AND CONSISTING OF WATER CARRIED
EST HOLE DATA +B'
ELEVATIONS AT WHICH THE FLOATS ARE TO ACTIVATE/INACTIVATE THE PUMP AND/OR ALARM, THE FLOAT PUTRESIBLE WASTE: ONLY.
OI35ERJATIJN'T LEVEL CONTROLS SHALL BE SET TO OPERATE AT THE ELEVATIONS INDICATED, THESE ELEVATIONS SHALL BE
PERf'ORIVIED DY. SETd L. LAJOlE, LA.WOIL A550CIATE5 ADJUSTED BY THE INSTALLER TO ENSURE FUNCTION ACCORDING TO THESE SPECIFIC ELEVATIONS. ��U. ,,''}MP N iJTL OF II I'll SEWAGE E I"VL.1sl�'OISAL. .�r",] M :-,MALL B
!+'vITNE55ED 5Y: MILL RIVER.CON5�ULTANT'5„ .AGENT T i GL,�,y
OG 1 O 202( L �" ' ...
` '° I f�,� PI I�,+1l�E& I�Ii.I_ IW,"aLI-�Iwti'I,"',t , FREE +,.:V °� I F��L. . REQUIRED NOT REQUIRED
IT'`, r' GVrR�„,' ICrll IN�i L ,C„� dL t,L
I l THE CONTROL, PANEL SHALL BE HOUSED IN A NEMA-1 CONTROL BOX' SUITABLE FOR USE WITH ALL OF THE ,FC,IL� G;.II.11.11r_1"�;�, 0"�,11L,fa�I�P ,NIT,J�d `, II`! :,:,I,rl::,. IF ANY PORTION OF THE PROPOSED LEACHING AREA IS LOCATED ABOVE
" AUDIO AND EXISTING GRADE OR WITHIN TOPSOIL, SUBSOIL, PEAT OR OTHER
COMPONENTS MANUFACTURER'S STANDARDS FOR THE EQUIPMENT USED AND SHALL HAVE AN
C2C)-I ELLV. = I C70.C) 2fl,O VISUAL ALARM WITH MANUAL SILENCER. THE CONTROL PANEL SHALL BE INSTALLED IN A SUITABLE UNSUITABLE OR IMPERVIOUS SOIL LAYER THEN THE PLACEMENT OF FILL
OWNER SHALL VERIFY EFFECTIVE ZONING REGULATIONS PRIOR TO
SEWAGE DISPOSAL SYSTEM DESIGNED AND DRAFTED BY SETH L. LAJOIE, ,,1';�; LOCATION INSIDE OF THE BUILDING, ALARM TO BE ON A SEPARATE CIRCUIT FROM THE PUMP. ALL IS REQUIRED. PRIOR TO THE PLACEMENT OF FILL ALL UNSUITABLE OR
ELECTRICAL WORK SHALL CONFORM TO ALL FEDERAL, STATE AND LOCAL BUILDING CODE. CONSTRUCTION.
IMPERMEABLE SOILS SHALL BE EXCAVATED TO A MINIMUM OF FIVE FEET
1 2I 2°' Aga DINE SANDY LC7AN0 R.S. LATERALLY IN ALL DIRECTIONS BEYOND THE OUTER PERIMETER OF THE
-24'° Bw LOAMY SAND PIPING VISUALLY APPARENT ON SOIL ABSORPTION SYSTEM TO THE DEPTH OF NATURALLY OCCURRING
9 2'" TANKS "IVH, Lt. �Ill: uv,(,,'E�6+,:PIJ7l LC,
PLAN SHOWS ONLY THOSE FEATURES THAT WERE
84 C LOAMY aAND PIPING FROM PUMPS TO 3" OUTSIDE TANK SHALL BE 2" SCHEDULE 40 (SDR�-21) SOLVENT WELDED PVC OR DATE: OF TOPOGRAPHY, AND THE ABSENCE OF SUBSURFACE STRUCTURES, PERVIOUS MATERIAL. FILL MATERIAL SHALL BE SELECT„ ON-SITE OR
ABS, CHECK VALVE SHALL BE 2" BALL-TYPE WITH 2 HOSE CLAMP CONNECTIONS AT EACH SIDE OF THE UTILITIES, ETC. IS NOT INTENDED OR IMPLIED, IMPORTED SOIL, CONSISTING OF CLEAN GRANULAR SAND, FREE FROM
MOTTLING OBSERVED 4O` (CL€�V. = 96.00) ANY PORTION OF THE EXISTING SEWAGE DISPOSAL SYSTEM ENCOUNTERED 4 5.0
JOINT. RISER CLAMPS WITH PVC INSERTS ARE REQUIRED AT PUMP CHAMBER, ALL PIPING SHALL BE ORGANIC MATTER AND OTHER DELETERIOUS SUBSTANCES. MIXTURES
.� ,� DURING CONSTRUCTION SHALL BE PUMPED OUT., REMOVED, AND THE
N .ATE d FRVED 2 '-'di ALL, ,v,. LAID.w ..,.. I I CX, CO (,'IE
GROU D RO ,.� � 7 SHIELDED FROM ANY ABRASION (,INCLUDING FORCE MAIN}. ,.L.N. L, i k,� , r!,[,,.I. Ldc �...;,IL In,L+L ,,M I...II,I�_, ti,,l;.,"gl�,_. ,.,Id h„ 1,,.„)I�il ,,,,.I.I..I I,V, I.. AND LAYERS OF DIFFERENT SOIL CLASSES SHALL NOT BE USED, THE
E.S.ti thl.T. =„45�, EXCAVATION SHALL BE BACKFILLED WITH CLEAN SAND. � AI°N G I I',I`f�`'s SIEVE ANALYSIS CONUSITAIN A4 SIEVE MATERIAL
SHALL ERPERFORMEDTHAN
2I C AS, A
NO f2,t=PUSAL FORCE K�AIP� ,zfJlk 111°E1=;�Il Lai fNI � �i„�':)I CJ,°Ih�6YsF YICG--I I„IL1Ik"JI�� �
THE EXISTING SEPTIC TANK SHALL BE PUMPED OUT, REMOVED, RUPTURED, 1::Y +.il,Ih�IL.III.ar,(IYx'f,,I,.:. REPRESENTATIVE SAMPLE OF THE FILL, UP TO 45% BY WEIGHT OF THE
�, FORCE MAIN TO HAVE 4" MINIMUM COVER„ EXCEPT WITHIN 5' OF THE CHAMBER AND D-BOX WHICH SHALL F
OR CRUSHED IN PLACE, AND THE EXCAVATION SHALL BE BACKFILLED WITH U ILL SAMPLE MAY BE RETAINED IN THE 4 SIEVE. SIEVE ANALYSES
_ I S5 11 BE INSULATED WITH 2 RIGID PRE MOLDED POLYSTYRENE INSULATION. PIPE SHALL BE 80 PSI, 2'" DIAMETER THERE ARE NO EXISTING WELLS WITHIN 100—OF THE PROPOSED
G20 2 ELEV 100.0 CLEAN SAND, PVC, ABS OR HDPE, JOINTS SHALL BE INSERT FITTINGS WITH DOUBLE HOSE CLAMPS EACH SIDE OF JOINT. SHALL ALSO BE PERFORMED ON THE FRACTION OF FILL SAMPLE
0 10.0 TRANSITION BETWEEN PUMP STATION PIPING AND FORCE MAIN SHALL BE MADE WITH A FITTING MADE FOR SEWAGE DISPOSAL SYSTEM, ( 50 OF THE SEPTIC TANK.) PASSING THE 4 SIEVE. SUCH ANALYSES MUST DEMONSTRATE THAT
O' 12' Ap FINE SANDY LOAM WATER SOFTENERS ARE NOT TO BE CONNECTED TO SEPTIC SYSTEM. a THAT PURPOSE AND BE CONTAINED WITHIN THE PUMP CHAMBER. PIPES TO BE SET IN SAND AND BE THERE ARE NO EXISTING SEWAGE DISPOSAL SYSTEMS WITHIN N/A OF THE MATERIAL MEETS EACH OF THE FOLLOWING SPECIFICATIONS:
-2.•4" Bw LOAMY SAND � THE PROPOSED WELL. TOWN WATER PKOVIDF D,I�"
SNAKED" TO ALLOW FOR CONTRACTION AND LAID TO PROVIDE A DOWNWARD GRADIENT FROM THE D-BOX % THAT MUST * ),mt
24""84'° C LOAMY SAND ALL SEPTIC SYSTEMS WITHIN 150 FEET OF THE PROPOSED SEPTIC ARE TO THE CHAMBER. THE D-BOX INLET SHALL HAVE A SECURED TEE WITH BOTTOM EDGE CUT OFF 1" ABOVE SIEVE SIZE EFFECTIVE PARTICLE SIZE PASS SIEVE >� mm
SHOWN. OUTLET INVERTS, FORCE MAIN AND ALL JUNCTIONS SHALL BE WATER AND PRESSURE TIGHT WITH NO ALL KNOWN WELLS WITHIN 200 OF THE PROPOSED PRIMARY AND > '
MOTTLING OI35ERVED @ 45' (ELEV. :- OG,00) � LEAKAGE ALLOWED. EXPANSION LEACH AREAS ARE SHOWN. � 4 4,75 MM 100� 1"T1 w
GROUNDWATER OB5ERVIrD @ 72"e AREA IS NOT TRIBUTARY TO A DRINKING WATER SUPPLY:, 5.0 50 0.30 MM 10%_100% L I '
45" A PORTION OR ALL OF THE. FORCE MAIN MAY BE PROPOSED TO BE INSTALLED ABOVE THE FROST LINE. iN THE DESIGN ENGINEER SHALL BE NOTIFIED PROMPTLY OF ANY PLAN 100 0.15 MM 0%-20%
ACCORDANCE WITH 310 CMR 15,221(6)-TITLE 5, IT SHALL BE INSULATED ADEQUATELY 0R BE MADE SELF DEFICIENCIES FOUND DUE TO UNFORESEEN SUBSURFACE CONDITIONS OR 200 0.075 MM 0 -5
NO REPU5AL NO PUBLIC DRINKING 'WATER SUPPLY WELLS EXIST ON SITE. ACCDRAORDANCE
1 1;1
RECEIVED OTHER REASONS THAT MIGHT AFFECT THE FUNCTION OF THIS DESIGNED
PROJECT DOES NOT FALL WITHIN A FLOOD HAZARD' AREA SYSTEM. " „uUJ
"I CERTIFY THAT ON MAY 27, i 99B 1 HAVE PA55ED THE EXAMINATION
H .PARTMENT OF ENVIRONMENTAL PROTECTION AND THAT PROJECT DOES NOT FALL 'WITHIN THE LAKE COCHICHEWICK WATERSHED � A'
APPROVED 6Y T E DL DEVIATIONS IN DESIGN OR CONSTRUCTION FROM THIS PLAN OR ANY OF
TtiF ABOVE ANAL:Y515 dA 5 BEEN PERFORMED 5Y ME CON515TENT WITH THE AREA. C.O /. ; THE CONDITIONS RELATING TO THE USE OR MAINTENANCE OF THE WETLANDPROTECTION ACT 1
RECDLIIRED TRAINING, F-XI'IfRTISE, AND EXPERIENCE DE5CRIBED IN 3 1 G CMK PROPOSED SYSTEM SHALL, BE DEEMED TO VOID ANY CERTIFICATION OR
„ O 50 1 OO' ,~ b `_' I lT T RIEPRESENTATION MADE R ATIV T TH! F PRIOR TO INITIATING ANY ALTERATIONS (REMOVAL VEGETATO
b(?} I CERTIFY THE LOCATIONS, ELEVATIONS, AND TIES SHOWN ON THIS PLAN i C,h V} 1 f I I, ,L.J�I EL E 0 S SUBSURFACE SEWAGE DISPOSAL , y
RESULT FROM AN ACTUAL SURVEY PERFORMED ON THE GROUND. EXCAVATIONS, GRADING, ETC.) WITHIN 100' OF WETLANDS (PONDS
PUMP CAPACIII° : GAI_I.ONS PER MINUTE ~I..I 9JLI°y, CtLI'ENI" SYSTEM. BROOKS, SWAMPS, ETC,) OR WITHIN 200' OF AN AREA SUBJECT O TH
NAME; SETH L. LAJOIfm RIVER'S ACT (PERENNIALLY FLOWING RIVER, BROOK OR STREAM), A
,,•� °c, , .C,'t1; CONTRACTOR SHALL NOTIFY "DIG SAFE" PRIOR TO ANY EXCAVATION. REQUEST FOR DETERMINATION OF APPLICABILITY OR A NOTICE 0 INTE
1-888-DIG-SAFE (344-7233) UNDER THE WETLANDS PROTECTION ACT (310 CMR 10.00) SHOUL BE
FILED WITH THE 'TOWN'S CONSERVATION COMMISSION. LOCAL BY WS
06/24/2020 PRIOR 1O ANY CONSTRUCTION A BENCHMARK SHALL BE SET WITHIN MAY ALSO APPLY.
50-75' OF THE PROPOSED SEWAGE DISPOSAL SYSTEM.
SETH L.. LAJOIE
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PARENT MATERIAL A, ®Hr' 04/ 0 — QPiIJ, L ENDORSEMENT PERCOLATION TESTING, ENVIRONMENTAL CONSULTANTS
" .� / I REVISED PER 'BOH RENAEW (ALL 27 BECKET STREET SALEM, MASSACHIUSETTS
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° TI T " RE' SIGNS SHOWN IN RED) CELL: (774) 230-7029
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JOB NO, 0932 SHEET I OF ! PLAN NO.