Engineered Plan - Rev. 201510/.95
ACCESS COVERS MUST BE WITHIN INSPECTION MINIMUM.
6- OF F f N l SH GRADPORT 3 3 . MAXIMUM COVER INVERT EL E VA T I ONS : DESIGN CRITERIA: GENERA L NO TES
E
FIRST 2' TO INVERT AT BUILDING: 99.95 DESIGN FLOW:
BE LEVEL INVERT IN SEPTIC TANK: 99.85 3 BEDROOMS AT 110 G.P.D. PER I. THIS PLAN IS FOR THE DESIGN AND CONSTRUCTION
INVERT OUT SEPTIC TANK: 99.6 BEDROOM EQUALS 330 G.P.D. OF THE SEWAGE DISPOSAL SYSTEM ONLY.
DIAM PIPE
CLEAN SAND BACKFILL �NVERT I N DIST. 80X: 99.23
o� NO GARBAGE GRINDER 2. VERTICAL DATUM IS ASSUMED. FOR BENCH MARKS
\ 99.95 99.6 99.06 1/- AROUND AND 2" OVER CHAMBERS INVERT OUT DIST. BOX: 99.06
/ SET, SEE SITE PLAN.
99.85 BAS J 99.23 :,Xal 99.02
f-98.1 NVERT IN LEACH CHAMBER: 99.02
BAFFtE SEPTIC TANK REQUIRED:
3 OUTLET 18 HIGH CAPACITY INFILTRATOR 0TTOM OF LEACH CHAMBER: 98•1 330 G.P.D. X 200' - 660 GAL. J. ALL CONSTRUCT/ON METHODS AND MATERIALS AND
°� D -BOX CHAMBERS I N BED FORMAT ION ADJUSTED GROUND WATER: 93. 1 SEPTIC TANK PROVIDED. 1500 GAL. MIN. MAINTENANCE OF THE SEPTIC SYSTEM SHALL
1500 GAL H-20 ;n OBSERVED GROUND WATER: 92.3
CONFORM TO MASS. D.E.P. TITLE 5 AND LOCAL
SEPTIC TANK
6' CRUSHED STONE OR iO �OTTOM OF TEST HOLE #I: 91.8 SOIL ABSORPTION SYSTEM REQUIRED: BOARD OF HEALTH REGULATIONS.
COMPACTED BASE _ ADJUSTED �NDEX WELL AI W 247. ZONE B DESIGN PERC RATE C 5 MIN/INCH
GROUNDWATER. EL -93. I PR I L 2015 READING -22.5% ADJ-1.8 ' SOIL TEXTURAL CLASS - 1 4. ALL SEPTIC SYSTEM COMPONENTS LOCA TED UNDER
PROFILE: Nor TO SCALE - �
USE A 0.8 ' ADJUSTMENT FOR DESIGN EFFLUENT LOADING RATE - 0.74 GPD/SF AREAS SUBJECT TO VEHICULAR TRAFFIC OR GREATER
OBSERVED 330 GPD / 0.74 GPD/SF - 446 S.F. REQUIRED THAN 3' IN DEPTH SHALL BE CAPABLE OF Wf TH-
GROUNDWATER. EL -92.3 STANDING H-20 WHEEL LOADS.
PROVIDED: 18 HI.GH CAPACITY INFILTRATOR
CHAMBERS. 112.5'x 4.73 SF/FT - 532 S.F. 5. ALL SEWER PIPE SHALL BE SCHEDULE 40 PVC OR
532 S.F. x 0.74 - 394 GPD APPROVED EQUAL.
VAR l ANCES REQU l RED : 6. SEPTIC TANK AND D -BOX SHALL BE REINFORCED
SOIL TEST PIT DA TA & PRECAST CONCRETE OR APPROVED POLYETHYLENE.
TITLE 5. MAXIMUM FEASIBLE COMPLIANCE INDICATES V INDICATES BOTH SHALL BE WATERTIGHT. D -BOX SHALL BE WATER
SECTION 15.211:0) MINIMUM SETBACK DISTANCES PERCOLATION = OBSERVED TESTED FOR LEVEL WHEN THERE IS MORE THAN ONE
!0' 1S REQUIRED BETWEEN THE SAS AND THE FOUNDATION. 16' IS PROVIDED. TEST GROUNDWATER OUTLET.
A 4' VARIANCE 1S REQUESTED.11 TP! 7. BEFORE CONSTRUCTION CALL "DIG -SAFE
SECTION 15.212:(b) DEPTH TO GR0UNDWATER ORIZON TEXTURE COLOR /-888-DIG-SAFE AND THE LOCAL WATER DEPT.
H
5' IS REQUIRED BETWEEN THE BOTTOM OF THE SAS AND THE MAXIMUM GROUNDWATER 0" 100.3 FOR LOCATION OF UNDERGROUND UTILITIES.
ELEVATION. A VARIANCE IS REQUESTED TO REDUCE THE GROUNDWATER ADJUSTMENTA LOAMY IDYR
BY ONE OOT AND USE AN 0.8' ADJU
STMENT FOR DESIGN. SAND 3/3 8. EXISTING SEPTIC SYSTEM TO BE PUMPED DRY AND
99.2
6" -------------------- 99.8
3 LOAMY IOYR BACKFILLED.
O SAND 6/8
30" -------------------- 97.8 9. ALL UNSUI TABLE MA TER IAL (A d B HORIZONS)
1"
MED-COARSE IDYR ENCOUNTERED BELOW THE INVERT OF THE LEACHING
•' / / \ C I C l SAND AND 5/6 FACI L l TY TO BE REMOVED FOR A D I STANCE OF 5'
' \\ STONES AROUND AND REPLACED WITH SAND IN ACCORDANCE
100.3 20 -OAA,\ Q j WITH TITLE 5.
99.4 -�
i l �lo
TP.I 48" /O. EXISTING INVERT AT THE DWELLING TO BE MOVED
� (
FENGti a \ TO THE LOCATION AND ELEVATION SHOWN.
} 96- 92.3
99.5
o0.7 \ 102-1-9 I.8
2�oAx� o t HIGH CAPACITY DATE: MAY 13. 2015
A� ' kX I S T I NG : '....
\ 5AS I -� 1NflYJ�TRATOR CHAMBERS �� I TEST BY: STEPHEN HAAS
\ • \ \ �_,
WITNESSED BY: PHIL RENAUD
\ l 06� GALLONio \- \
TA NK , O�oRpoM o . Troy \ �:.. \ \� 20 -OAK \ PERC RATE: l 2 MIN/ I NCH
\ O 99.7
\ \\ \\ 100.5 R000 7�cy 9 5 I 0xl�G�vr`� /
000 \ ,� / .' rmit 'valil for REPAIR OF SEPTIC SVSTi,.M
Old." Y; duc to State and local septic variances. earq�10FIy�p� , nF R <dF.•
/00. 7 yi R`���IP �\ Boanu of Health review aqi l .approval is required fqt JOHN
\ ` L D T 64 \ \\ gP� E� V \\ any fur. re additions/reoorltions/alterations to �: o Z.-,,�n` t
wC kz tV K
\ \ \\' 4� QPM sewage: faeil�'^es and/or structures/dwellit g. + DEMAREST, JP, N T
U
\ \ 1 + \\ 6P yap Pi .o No. 36859 `s ti fi v
\\ \`
15.354± S.F. \\ ��� � ;� Yarmatstfi I:�allh Department
EXISTING \ � R� SOIL REMOVAL �
tGl� SEE NOTE 9. / /� 1 ry�SUR
SEPTIC TANKS E I APPN K��" 1 �QK/
\ \ \ \ \ BM. CORNER STEP
\ 2 100. Z. �rsiS
1 \ \\ \\
SE:P T / C SYS TEM DES l GN
67 ARROWHEAD OR l VE MAP I l S. PARCEL 93
") l YARMOUTHPOR T . MA .
JUL 02 2015
PREPARED FOR -
LOCUS MAP
(� LEGEND
HEALTH pP
`\ �\ ®CB
ONCRETE BOUND
ANDREW
MORR
I
CE -
_W`_
A TER L I NE
IIYDRANT
S CAL E: / 20
-JUNE-10.
2015
` G
\\
GAS LINE
/L�-vis��;
.� �L7' I, 7<3/
OHW-
OVER HEAD WIRES
STEPHEN
A
HAAS
•#
IGHT POST
-£-
NDERGROUND ELECTRIC LINE
ENG I NEER I N
C, INC
-T-
-CTV--
)NDERGROUND TELEPHONE LINE
I NDERGROUND CABLEVISION LINE
i�a �_
��j�
Sou t h
P .
Denn i s
O . Box 1 6
MA 02660
iT� / 1 ��~`
�GCc1 / 1,
-}-40.4
POT ELEVATION
�l�t� l ♦ \
( 508)
Z62-81,32
.......
EXISTING CONTOUR
40
o l0 20 40 -
(PROPOSED CONTOUR
JOB NO: 15-014