HomeMy WebLinkAboutEngineer PlanLOCUS MAP
GENERAL NO TES :
I. THIS PLAN IS FOR THE DESIGN AND CONSTRUCTION
OF THE SEWAGE DISPOSAL SYSTEM AND PERMITTING
PURPOSES ONLY.
2. VERTICAL DATUM IS ASSUMED. FOR BENCH MARKS
SET, SEE SITE PLAN.
J. ALL CONSTRUCTION METHODS AND MATERIALS 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 EQUAL.
6. SEPTIC TANK AND D-BOX SHALL BE REINFORCED
PRECAST CONCRETE OR APPROVED POLYETHYLENE.
BOTH SHALL BE WATERTIGHT. D-BOX SHALL BE WATER
TESTED FOR LEVEL WHEN THERE IS MORE THAN ONE
OUTLET.
7. BEFORE CONSTRUCTION CALL "DIG -SAFE".
1-888-DIG-SAFE AND THE LOCAL WATER DEPT.
FOR LOCATION OF UNDERGROUND UT I L 1 T 1 ES -
8. SEPTIC SYSTEM INSTALLER SHALL NOTIFY THE
DES 1 GN ENGINEER TWO DAYS PR 1 OR TO CONSTRUCTION
OF THE SYSTEM TO ALLOW FOR SCHEDULING OF THE
CONSTRUCTION INSPECTIONS.
9. ALL UNSUITABLE MATERIAL (A d B HORIZONS)
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.
/0. NO DETERMINATION HAS BEEN MADE AS TO
COMPLIANCE WITH DEED RESTRICTIONS OR ZON i NG
REGULA T I ONS . IT SHALL REMAIN THE CLIENTS
RESPONSIBILITY TO OBTAIN ALL PERMITS. SPECIAL
PERMITS, VARIANCES ETC. FOR THIS PROJECT.
1/. IT SHALL REMAIN THE CL 1 ENT ' S RESPONSIBILITY
TO HAVE THE PROPOSED BUILDING FOUNDATION
DESIGNED TO ACCOUNT FOR THE EXISTING GRADE
AND SOIL CONDITIONS AT THE LOCATION OF THE
PROPOSED BUILDING. I
ACCESS COVERS MUST BE WITHIN 9 " MINIMUM.
6" OF FINISH GRADE 3' MAXIMUM COVER
97.0 FIRST 2' TO
BE L E VEL7 MI N 2 " OF PEA STONE
OR F I L TER FABRIC
4' DIAM PIPE 3/4" - 1 1/2" DIA.
0
93.5 0 92. 75 91,83
2 �o DOUBLE WASHED STONE
93. 0 FFLEJ g2' 0 89. 3 87. 3
3 OUTLET 3-500 GAL LEACHING CHAMBERS
Mir °� 1 D-BOX W/4' STONE AROUND. 12.8'w x 33.5'1 x 2'd
l50 GAL H-20
SEPTI TANK 6 - CRUSHED STONE OR
COMPACTED BASE
PROF l L E : NOT TO SCALE
I N VER T EL E VA T l ONS : DES l GN CRITERIA:
INVERT
AT BUILDI
G:
93.5
DESIGN FLOW:
INVERT
IN SEPTIC
TANK:
93. 0
4 BEDROOMS AT 1/0 G.P.D. PER
INVERT
OUT SEPTIC
TANK:
92.75
BEDROOM EQUALS 440 G.P.D.
INVERT
IN DIST.
OX:
92.0
INVERT
OUT DIST.
BOX:
91.83
NO GARBAGE GRINDER
INVERT
IN LEACH
HAMBER :
89.3
SEPTIC TANK REQUIRED:
BOTTOM
OF LEACHCHAMBER:
87.3
440 G.P.D. X 200% - 880 GAL.
ADJUSTED GROUNDWATER:
N/A
SEPTIC TANK PROVIDED: 1500 GAL. MINIMUM
OBSERVED GROUND
WATER.
N/A
BOTTOM
OF TEST H
LE #l:
75.4
SOIL ABSORPTION SYSTEM REQUIRED:
DESIGN PERC RATE ( 5 MIN/ I NCH
SOIL TEXTURAL CLASS - I
EFFLUENT LOADING RATE - 0. 74 GPD/SF
440 GPD / 0.74 GPD/SF - 595 S.F. REQUIRED
PROVIDED: 3-500 GAL LEACHING CHAMBERS
W/4 ' STONE AROUND. A-614 S.F.
6I4- S.F. x 0. 74- _454 G. P._D. -
CB BRKA
CO DH
\
1
1
\
87.92
rn I I \ 1 I )
\ \
I l t
1 \
\
1
r \
1
\
/
VEWAY \
/ PAVED DR! \\
GARAGE \ \
1 IQA
\ \ 9a
-------
1
\\ \\ \\ \ \ \ _ --- fcl
/ GRAVEL
DR/ VE \
PROPOSED DRIVEWAY / 92,6 cP \ I
\ I
CB DH FND16,
95 6 / / O F 1
EXISTING \ \
12- NES SEPTIC SYSTEM - 92.5 /\ \\ \\\ \\\-------
6 TO BE REMOVED
P) OPOSED \
164 RA GE 9i.
PofleH
1! 96 - 8 1 \ \\ ° TP#3
1 1 1 PROQSED DWELLING
,l rl 1 � 1 TOP OF` FOUND - 97\0\\ 2 I 112.8'
SOIL TEST P l T DA TA s \ I , , r n 1 , TP.4, to
INDICATES V INDICATES
PERCOLATION = OBSERVED
1 1 1 1 ! / \
TEST GROUNDWATER I ( 10' _ / t -� • •-• •' 1 • I � /
BM. CB SEAL FND
TP # l TP s2 r 1 1 /PORCH / Y ..:.: _ - 1 IQ T P• I EL -90.0 l
1500 GALLON D BOX
HORIZON TEXTURE COLOR89.4 HORIZON TEXTURE COLOR 918 /-. : .1 H \
l % / SEPTIC TANK', 'O \
0 0 11 II I / // 96.3 �r i' 96
3"--- -- -- -- --- - -- 89.2 3" --- --- -- - - - -- -- 9/.6 1 1 1 / , /fig J TP2 \, \
LOAMY IOYR LOAMY IOYR 2 1 1 \ / / /9 95 1'.'.. j I \\
'4 SAND 3/3 A SAND 3/3 v o�� 1 / / ' 1' I 89 - 4
9'--- -- ---- -- - - -- 88.7 6'----- ---- - - - - -- 91.3
+
B LOAMY IOYR B LOAMY IOYR '\ / / // / / 3-�00 GALLONi 80- I
/ LEACHING CHA48ERS 22
SAND 5/8 SAND 5/- \ ' / W,14' STONE AROUND
30'------ -- --- - - -- 86.9 30'
--------- ---- --
89.3 1� \-9 94.3 I"
C / MED I UW IOYR Cl MED I UM IOYR 1 / /' /'' /'' + 9 A-
SAND 7/2 SAND 7/2 - / / / , . - 92. 6 1
rV
168 _
NO WATER
75.4
168'
NO WATER
77.8
TP *3
TP *4
O_
HORIZON
TEXTURE
COLOR
94.1
0'
HORIZON
TEXTURE
COLOR
94.7
0
0
3'
----
---- - - -
- - --
93.9
3'
----
-- -----
- - --
94.5
A
LOAMY
IOYR
A
LOAMY
IOYR
SAND
3/3
SAND
3/3
6
-- --
---- ---
----
93.6
6'
----
--- -- --
----
94.2
B
LOAMY
IOYR
B
LOAMY
IOYR
5AND
5/8
SAND
5/8
24'
----
----- - -
- - --
92.1
24'
----
- ----- -
- - --
92.7
C /
MEDIUM
IOYR
C /
MEDIUM
IOYR
SAND
7/2
SAND
7/2
48'
132' NO WATER 1 83.1 132' 1 NO WATER
DATE: FEBRUARY 16. 2021
TEST BY: MIC14AEL O'LOUGHLIN
WITNESSED BY: MALLORY LANGLER
PERC RATE: C 3 MIN/INCH
LEGEND
CB
CONCRETE BOUND
-W
WATER L l NE
O
HYDRANT
G
GAS L I NE
OHW-
OVER HEAD WIRES
-0
LIGHT POST
E-
UNDERGROUND ELECTRIC LINE
-T -
UNDERGROUND TELEPHONE LINE
- CTV-
UNDERGROUND CABLEVISION LINE
-I- 40.4
SPOT ELEVATION
., ._40-------
EXISTING CONTOUR
401
PROPOSED CONTOUR
83.7
0 1 10 20
/ ' 90.4
/P"0 T 2
45.677+ S.F.
A No. 38721 �
VET
S l TE7 PLAN OF LAND t:j� Cl
OAK H / LL LANE . MAP l l 9 . P/O PARCEL 8
SOUTH l'ARMOUTH. MA-
PREPARED FOR :
GR EG HA ND R EN
SCALE: l -- 20 APR / L 2 3. 2021
STEPHEN A. HAAS. PE
293 Cran\/iew Road
Brewster, MA 02631
f
0
LOT l
55.549* S.F.
5ftm
CS SEAL FND
JOB NO: 2/-001
E9cc LIO u 1.0
04 21
HEALTH [DEPT.