HomeMy WebLinkAboutEngineered Plan - Rev. 2018100. 36
LOCUS MAP
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 REGULATIONS.
4. ALL SEPTIC SYSTEM COMPONENTS LOCATED UNDER
AREAS SUBJECT TO VEHICULAR TRAFFIC OR GREATER
THAN 3' IN DEPTH SHALL BE CAPABLE OF WITH-
STANDING H-20 WHEEL LOADS.
5. ALL SEWER PIPE SHALL BE SCHEDULE 40 PVC OR
APPROVED EOUAL .
6. SEPTIC TANK AND PUMP CHAMBER TO BE REINFORCED
PRECAST CONCRETE OR APPROVED POLYETHYLENE.
7. BEFORE CONSTRUCTION CALL `DIG -SAFE-.
1-888-DIG-SAFE AND THE LOCAL WATER DEPT.
FOR LOCATION OF UNDERGROUND UTILITIES.
8. SEPTIC SYSTEM INSTALLER SHALL NOTIFY THE
DESIGN ENGINEER TWO DAYS PRIOR TO CONSTRUCTION
OF THE SYSTEM TO ALLOW FOR SCHEDULING OF THE
CONSTRUCTION INSPECTIONS.
9. EXISTING SEPTIC TANK AND LEACHING TO BE PUMPED
DRY AND BACKFILLED.
./0. ALL UNSUITABLE MATERIAL (FILL. A & B LAYERS)
ENCOUNTERED BELOW THE INVERT OF THE LEACHING
FACILITY TO BE REMOVED FOR A DISTANCE OF 5'
AROUND AND REPLACED WITH SAND IN ACCORDANCE
WITH TITLE 5.
I I. INVERT AT THE DWELLING TO BE RAISED TO THE
ELEVATION SHOWN.
1'- PERF PIPE MIN. 2' OF
ACCESS COVERS MUST BE WI THIN ACCESS COVER MUST WIGRIFICE DIFFUSERS PEA 5TONE
BE TO FINISH GRADE?
6' OF FINISH GRADE 7\
v 1-1 EFFLUENT
1 FILTE I I 97.95
1500 GALLON
I NF I L TRA TOR I M-1530
POLYPROPYLENE
SEPTIC TANK
6- CRUSHED STONE
COMPACTED BASE
PUMP 97, 4 2 - MANI FOLD
97,9
MANIFOLD AND FORCE MAIN
°o TO DRAIN BACK TO PUMP
500 GALLON CHAMBER WHEN PUMP SHUTS OFF
INFILTRATOR I M-540
POL YPROPYLENE
PUMP CHAMBER
WF WOODED SWAMP
- - WF
\ \ \ FDG
\ F of
\ �9
1
f
/
50.00
3/4' - 1 1/2- DIA.
DOUBLE WASHED STONE
''CL EANOUT
SEE DETAIL
I 'x 28- LEACH FIELD
IV
OBSERVED AND ADJUSTED
GROUNDWATER. EL-94.2
VARIANCES REOUI RED :
TITLE 5. MAXIMUM FEASIBLE COMPLIANCE
SECTION 15.212:Ib) DEPTH TO GROUNDWATER
5' IS REQUIRED BETWEEN THE BOTTOM OF THE SAS AND THE MAXIMUM GROUNDWATER
ELEVATION. 4' IS PROPOSED. A 1' VARIANCE 15 REQUESTED.
NIN-20 CAST IRON
F
IRON FRAME AND COVERS
TO FINISH GRADE
MOTARED IN PLACE
WITH CONCRETE FOOTING
2-45°
OR SWEE CL EANOUT
ALTERNATE
F
3. 44
'-7
90° o 0 114' VENT HOLE
oapo0_
I- LATERAL 1/4' DRAIN HOLE AT END OF LATERAL
2' MANIFOLD 1/4' PERFORATION IN CROWN OF PIPE
W/POLYLOK ORIFICE DIFFUSOR
ORIFICE DIFFUSER
�
LOT 242
1
10
4 '�
1 6.250f S.F.
Il
96.4
l'ermlt valid for REPAIR. OF SEPTIC SYST1 �1
+96.4
SHED
ONLY, • due 'to State. and Local septic variances.
1
Boa rld of llcalth review%and approval is reclilirrd for
96.7
/
any, future' addiMons/renoy ions/alterations to
II SD. P
R EDGE
H
sewage t iuiiMes And/or structtjr s/dHclling
11 OF iYErLANO
- -�
Yi4mou`th lk'alth Department:
��e1
96.2 1500 GALLON�J
WORK lyµtT .���
1 SEPTIC FriNK - -
1 974- w.
EXISTING ZANK
\ / TP*l
w
lalDliC Date
\ I/Mp
8.2�
N
_ CHAMBER : �:: / 3
_--
O y
O/
+97.3 110 ..-....:
PECK
Oo
24" DIAM
COVER TO GRADE hMINIMUM
PUMP SYSTEM NO TES :
I. PUMP TO BE MYERS RESIDENTIAL SEWAGE PUMP MODEL SRM4
OR EQUAL. 4" PVC INLET
2. THE PUMP SHALL START AND STOP AT THE ELEVATIONS SHOWN.
3. THE PUMP SHALL BE INSTALLED /N STRfCT CONFORMANCE WITH
THE MANUFACTURER'S SPECIFICATIONS AND TITLE V REGULATIONS.
PUMP DISCHARGE SHALL BE 2 INCHES. PUMP SHOULD BE ABLE TO
BE DISCONNECTED AND LIFTED OUT OF THE PUMP CHAMBER WITHOUT
HAVING TO ENTER THE PUMP CHAMBER.
4. THE ALARM SHALL START AT THE ELEVATION SHOWN AND BE
POWERED BY A CIRCUIT SEPARATE FROM THE PUMP POWER,
5. AN ELECTRICAL PERMIT MUST BE OBTAINED FOR THIS INSTALLATION.
6. USE GATE VALVE TO ADJUST DISTAL HEAD AT END OF NETWORK TO 2.$'.
o a
0
i
/Op FROA E 9 .4
BATH
- � OF �TLAND
BEDROOM
_� .
o
Pm
BEDROOM
99.7
99.2
INSPECTION
f0 ....
PORTITYP)
'
o/ a- EE
+99. 8
-/
100 - - -
LEACH FIELD -
%
FENCE S
PUMP DE TA I :NOT TO SCALE
USING 500 GAL. PUMP CHAMBER
BM. CB/OH FND
EL-100.64
Pvc OUTLET
FLOAT
SWITCHES
K 1 TrJIEN
Gb
/ _----
41V1NG
ROOM
1
1
99.7
1
�
10'
+ 100.6
l
... CO �/
WATER LINE TO
S%t'; .•;.•.: _ /
BE RELOCATED
\ f
10' FROM SAS
\ PICKET SO/L REMOVAL-1
UP l0 SEE NOTE 10.
\
\
100.3
yJ
1�
100.0
AD
N O
CUI T
R 0
CIR
m CB
CONCRETE BOUND
-W
WATER L I NE
9
HYDRANT
-G
GAS LINE
OHW-
OVER HEAD WIRES
LIGHT POST
-- -
UNDERGROUND ELECTRIC LINE
-T-
UNDERGROUND TELEPHONE LINE
- CT V-
UNDERGROUND CABL EV I S I ON LINE
+ 40.4
SPOT ELEVATION
40.......
EXISTING CONTOUR
40
PROPOSED CONTOUR
T00.5
0 10 20
40
cl'
INVERT ELEVATIONS:
INVERT AT BUILDING:
98.5
INVERT IN SEPTIC TANK:
98.25
INVERT OUT SEPTIC TANK:
98.0
INVERT IN PUMP CHAMBER:
97.95
INVERT OUT PUMP CHAMBER:
97.4
INVERT MANIFOLD:
97.9
INVERT IN LEACH FIELD:
98.7
INVERT END LEACH FIELD:
98.9
BOTTOM OF LEACH FIELD:
98.2
ADJUSTED GROUND WATER:
94.2
OBSERVED GROUND WATER:
94.2
BOTTOM OF TEST HOLE *l: 90.1
INDEX WELL MI W 29. ZONE A
MARCH 2O18 READING-5.5'. ADJ-0.0'
4" DIAM INSPECTION PORT
0
DIA. o0
o°
DESIGN CR I TER I A :
DESIGN FLOW:
2 BEDROOMS AT 110 O.P.D. PER
BEDROOM EQUALS 220 G.P.D.
NO GARBAGE GRINDER
SEPTIC TANK REQUIRED.
220 G.P.D. X 20OX - 440 GAL.
SEPTIC TANK PROVIDED: 1500 GAL. MIN.
SOIL ABSORPTION SYSTEM REQUIRED:
DESIGN PERC RATE ( 5 MIN/INCH
SOIL TEXTURAL CLASS - /
EFFLUENT LOADING RATE - 0.74 GPD/SF
220 GPD / 0.74 GPD/SF - 298 S.F. REQUIRED
3Utl St X U. /4 f7vv/W* - ztf lvFU
SOIL
TES T
PIT DATA &
INDICATES
V_ fWICATES
PERCOLATION
_ OBSERVED
TEST
GROUNDWATER
TP •I
TP *2
HORIZON
TEXTURE
COLOR
HORIZON TEXTURE
COLOR
FILL
LOAMY
A
IOYR
SAND
3/4
28"
-- --
------ -
-- --
95.1
to. --- -- ---- --
---^ 98.9
A
LOAMY
IOYR
B LOAMY
IOYR
SAND
3/4
SAND
5/6
30'
---
-
---- -- -
- ---
94.9
24' -- -- -- ---- -
-- -- 97.7
B
LOAMY
IOYR
C / MEDIUM
IOYR
SAND
516
SAND
6/4
40'
----
----- - -
-- --
94.1
C %
ME01w
149YR
SAND
614
SO"
93.2
I ct ° 7 No. 38721 n 66" _ 94.2
IF
90. 1 70" 91T.9
DATE: MARCH 7. 2018
TEST BY: STEPHEN HAAS
J
\ W1 TNESSED BY: PHIL RENAUD
PERC RATE: ( 2 MIN/INCH
S E7P T l C S YS TAM DEES / ON
51 C I RCU I T ROAD NORTH, MAP 48. PARCEL 30
WES T YARMOLUTH
PREPARED EOR:
,JAMES l TZO 1. B BONS
40 BENJAM I N WAY. WEST YARMOUTH . MA 02673
SCALE': l 20* MAY 1 7. 20 / 8
REVISED MAY 28. 2018 ( TANKS )
STEPHEN A. HAAS
ENGINEERING
P.O. Box 16
South Denn i s MA 02660
(508) 362---8 1 32
JOB NO: I8-004 f