HomeMy WebLinkAboutEngineered Plan - 2016ACCESS COVERS MUST BE WITHIN 9" MINIMUM.
6" OF FINISH GRADE 3' MAXIMUM COVER
FIRST 2' TO
BE LEVEL MIN 2 " OF PEA STONE
OR F I L TER FABRIC
V OIAM PIPE 96.6 3/4" - I 1/2" DIA.
97.5 96.3 12" H-20 %° DOUBLE WASHED STONE
GAS
BAFFLE 96.47 �� p 96.2 °t7 95.2
3 OUTLET 4 LC -6 LEACHING CHAMBERS
EXISTING D -BOX W/3' STONE SIDES, 4' ENDS. 9'w x 40'1 x 12"d
1000 GAL H-20
SEPTIC TANK 6" CRUSHED STONE OR
COMPACTED BASE
NPROFILE : NOT TO SCALE
LOCUS MAP
INVERT EL E VA T I ONS :
INVERT OUT SEPTIC TANK:
97.5
INVERT IN DIST. BOX:
96.47
INVERT OUT DIST. BOX:
96.3
INVERT IN LEACH CHAMBER:
96.2
BOTTOM OF LEACH CHAMBER:
95.2
ADJUSTED GROUND WATER:
N/A
OBSERVED GROUND WATER:
N/A
BOTTOM OF TEST HOLE #1: 88.8
DESIGN CRITERIA
DESIGN FLOW:
3 BEDROOMS AT 110 G.P.D. PER
BEDROOM EQUALS 330 G.P.D.
NO GARBAGE GRINDER
SEPTIC TANK REQUIRED:
330 G.P.D. X 2009 - 660 GAL.
SEPTIC TANK PROVIDED: 1000 GAL. EXISTING
SOIL ABSORPTION SYSTEM REQUIRED:
DESIGN PERC RATE C 5 M I N/ I NCH
SOIL TEXTURAL CLASS - 1
EFFLUENT LOADING RATE - 0.74 GPD/SF
330 GPD / 0.74 GPD/SF - 446 S.F. REQUIRED
PROVIDED: 4 LC -6 LEACHING CHAMBERS
W/3' STONE SIDES. 4' ENDS. A-458 S.F.
458 S.F. x 0.74 - 339 G.P.D.
SOIL TEST PIT DATA&
INDICATES V INDICATES
GENERAL NO TES :
I. THIS PLAN IS FOR THE DESIGN AND CONSTRUCTION
OF THE SEWAGE DISPOSAL SYSTEM ONLY.
2. VERTICAL DATUM IS ASSUMED. FOR BENCH MARKS
SET. SEE SI TE PLAN.
J. ALL CONSTRUCTION METHODS AND MA TER I AL S AND
MAINTENANCE OF THE SEPTIC SYSTEM SHALL
CONFORM TO MASS. D.E.P. TITLE 5 AND LOCAL
BOARD OF HEALTH REGULA T I ONS .
4. ALL SEPTIC SYSTEM COMPONENTS LOCATED UNDER
AREAS SUBJECT TO VEHICULAR TRAFFIC OR GREATER
THAN 3 ' I N DEPTH SHALL BE CAPABLE OF WI TH-
STANDING H-20 WHEEL LOADS.
5. ALL SEWER PIPE SHALL BE SCHEDULE 40 PVC OR
APPROVED EQUAL.
6. SEPTIC TANK AND D -BOX SHALL BE REINFORCED
PRECAST CONCRETE OR APPROVED POLYETHYLENE.
i PERCOLATION = OBSERVED BOTH SHALL BE WATERTIGHT. D -BOX SHALL BE WATER
TEST = GROUNDWATER TESTED FOR LEVEL WHEN THERE IS MORE THAN ONE
StpG�Pp TP *1 OUTLET.
0 HORIZON TEXTURE COLOR 99.0
/LOAMY IOYR 7. BEFORE CONSTRUCTION CALL 'DIG -SAFE'.
-A _ L 0 T 279, A SAND 314 1 -888 -DIG -SAFE AND THE LOCAL WATER DEPT.
°Zha 10.299+ S F !0' - - - - - - - - - - - - - -- 98.2 FOR LOCATION OF UNDERGROUND UTILITIES.
y 92 Z II Gp1\0 B SANDY 516R
BY. CORNER PATIO �P_ _ _ - _ - - - - - - _ _ 97.2 8. EXISTING LEACH PIT TO BE PUMPED DRY AND
I
EL -100.7 I \t 6, 22 " MEDIUM IOYR
\�� o
Cl SAND 714 BACKF l L LED .
oy
EXISTING 2c 9. EXISTING SEPTIC TANK TO BE PUMPED AND CLEANED.
/ y y
SEPT/C TANK � EXISTING PIT 48' INSPECT AND REPLACE INLET TEE IF REQUIRED.
UNDER GRAPE
99 5 ARBOR
+i00\6
\ \ R\`l� 1y o /
V \\ G 6 Fy \\ O I 95.9 122. NO NATER Be. 8
\�` ` DATE: JUNE 16. 2016
�pplA gP�� \\ TP*1 I TEST BY: STEPHEN HAAS
\ G - WITNESSED BY: AMY VONHONE
RpO� / 4 LC6 PRECAST CHAMBERS PERC RATE: C 2 MIN/INCH
e�0 99 8 W//_1' STONE SIDES. 4' ENDS
!� l
0���pp 98.5 98.6 /
VARIANCES REQUI RED :
TITLE 5. MAXIMUM FEASIBLE COMPLIANCE
0199.8
\ \ c \ Qp z ,C�pOE
eP `\ 98.3 SAO SECTION 15.211:(1) MINIMUM SETBACK DISTANCES
+
20' IS REQUIRED BETWEEN THE SAS AND THE FOUNDATION, 14' IS PROVIDED.
-Box � 95 3 A 6' VARIANCE IS REQUESTED.
o ` --- -
9G \ \ \
9-).
sA1tiA a �` S
9 i\ OF M gat
98.7 E�� r A
\ \ Mcg SS r `
JOHN
nth Health De rnemtZ.
\ a - DEMAREST,JR. N '1
9G \ \ \
O ---
\ 9
\ ` , 95.5
\
UP
0 10 20 40
-o o. 36859 s � k � ,.-. ? � ate-•
Permit valid for REPAIR CT SEPTIC S4 ST1',R
ONLY; dice to State .and I,ucal septic variance_ 7.,, ,,,
rig_°'" , ate
Board of Ilealth review and a�)proval is required fu
any future additions/ecnurntions/alterations to
sewage facilities and/or structm-esAINNelhng.
Yarmouth Health Department:
�sSEP T / C S YS TEM DES l GN
l 74 FOREST ROAD . MAP 58 PARCEL 251
am c bake, SOUTH YARMOUTH. MA.
\ PREPARED FOR:
LEGEND SA I D ,A L H A R T H Y
93 CB CONCRETE BOUND
-W WATER LINE SCALE: / s 20 JUL_ Y 2 / 20 / 6
O HYDRANT
-G GAS LINE STEPHEN A. HAAS
OHW- OVER HEAD WIRES
_4F LIGHT POSTENGINEERING, INC
� UNDERGROUND ELECTRIC LINE , / r P . O . B o x 16
-T- UNDERGROUND TELEPHONE L INE jam j/ ��� �I i/�� South D e n n i s MA 02660
-CTV- UNDERGROUND CABLEVISION LINE �-�� '1 �� \� 508 362-8132
+40.4 SPOT ELEVATION
,_40 ----- EXISTING CONTOUR
W-0-1 PROPOSED CONTOUR
JOB NO: 16-035 1