HomeMy WebLinkAboutEngineer Plans - 2021retail valid for REPAIR OF SEPTIC SYSTEM
ONLY, due to State mad Local septic variance&
100.84
LEGEND
�v
- 67 -- EXISTING CONTOUR
Heard of Health review and approval is required
additions/renovations/atterationa
for
to t
x 100.98 EXISTING SPOT GRADE
-8.11 {tF- OVERHEAD WIRESIlls
any future
stractoresldwetling.
I'
sewage facilities andlor
G - EXISTING GAS SERVICE'
CB
-
Yarmouth HealthDeparlmeut
10112
-1/il- EXISTING WATER SERVICE Y
APPROVED
.. "
TEST PIT
D BENCHMARK
OOJB
rn100.48� \
/d Z
t
10159
�^ LOCUS MAP
_
GENERAL NOTES: NOT To SCALE
�`
6
�
... 101.41
-e 1. ALL CHANGES TO THIS PLAN MUST BE APPROVED BY THE LOCAL
\\ S 10009 �" ddd... BOARD. OF HEALTH. AND THE DESIGN ENGINEER.
100.40 70
101.6 x�
2 UREENTS
WK MATERIALS SHALL ON TO THE
�k0 ^ryh•
TORE V, AND ANM Y AIPPLICABLE
OF HOER STATED ENVIRONMENTAL COD
/10379
103,118
// l LOCAL RULES AND REGULATIONS, EXCEPT AS REQUESTED BELOW:
'r
} /\
-310 CMR 15.405(1)(b)&(h): LOCAL UPGRADE APPROVAL
/
C) /
LOT 41 99.69 1) A 1' variance to the 3' maximum cover requirement, for up to/
1 2.58
4' of max. cover. S.A.S. shall be H-20 and vented.
12,195 Bf 2) A 1' reduction to the 5' separation requirement between estimated
CB high groundwater and bottom of S.A.S., for 4' of separation. J
\
102.0'1
'X GARAGE -
�Q
x 100 76
( 9.60 3. THE SEWAGE DISPOSAL SYSTEM SHALL NOT BE BACKFILLED PRIOR
f� TO INSPECTION AND APPROVAL BY THE BOARD OF HEALTH AND THEIN J
DESIGN ENGINEER.
�A'
�.'
/
0
\ 4. ANY CONDITIONS ENCOUNTERED DURING CONSTRUCTION DIFFERING
FROM THOSE SHOWN HEREON SHALL BE REPORTED TO THE DESIGN
iB x ti0
I
/
�(�y - ENGINEER BEFORE CONSTRUCTION CONTINUES.
71AL 10099
x
5. ALL ELEVATIONS BASED ON AN ASSUMED DATUM.
` 102,53
VENT CO '� \
'`
HOUSE(7f9) 9
�#�
6. THE DESIGN ENGINEER IS NOT RESPONSIBLE FOR THE FAILURE OF
THE CONTRACTOR OR OWNER TO NOTIFY THE LOCAL BOARD OF
\N-
7.0. F.=103.8/ ,_ HEALTH FOR PROPER INSPECTIONS DURING CONSTRUCTION.
X 100.664LwGLs��/LU
BY TOWN WATER SERVICE.
100.89 101.25
�` � O,p Y2��
`�`e,
DECK
7. WATER SUPPLY PROVIDED
s
OCTrt 8. THERE ARE NO WELLS WITHIN 100' OF THE PROPOSED S.A.S.
C 19 mi
9. ALL AREAS CLEARED FOR CONSTRUCTION SHALL BE RESTORED AS
AGREED UPON BY OWNER AND CONTRACTOR OR AS OTHERWISE
�p
HEALTH DEPT. DIRECTED BY THE APPROVING AUTHORITIES.
1.6
104 Bh,.
00ro
10057 10. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY
O THE LOCATION OF ALL UNDERGROUND UTILITIES, PRIOR TO BEGINNING
01'.32 N BM
p• .O
OF ,4 CONSTRUCTION.
S'r94,
1OL01 i 4
4
x
x
°� ��`�
11. WHERE REQUIRED, CONTRACTOR SHALL REMOVE ALL UNSUITABLE SOILS
yG
PROPOSED S.A.S. x
S �S ��
100.63
Mry 'ts`' IN THE AREA BENEATH AND FOR 5' ON ALL SIDES OF THE S.A.S. AND
} : PETER T. �, REPLACE WITH CLEAN SAND AS SPECIFIED IN 310 CMR 255(3).
6' x 30' LEACH FIELD Oss 00'
McENTEE H
\
WITH 3 DISTRIBUTION LINES �O' v
x
v CIVIL 2. AREAS REQUIRING STRIPOUT OF UNSUITABLE MATERIALS SHALL BE
100,62
Na. 35tos INSPECTED BY DESIGN ENGINEER PRIOR TO BACKFILL.
ENCHMARK V
COR. ULKHEAD13. THIS PLAN IS TO BE USED FOR SEPTIC PURPOSES ONLY AND
� NOT CONSIDERED TO BE A PROPERLY LINEE SUR SURVEY.
EL.=102.81 \
EXISTING S.A.S.
TP
_ 14. THE ENGINEER IS NOT RESPONSIBLE FOR ANY UNDOCUMENTED SEPTIC
TO BE ABANDONED
SYSTEM COMPONENTS NOT SHOWN ON THE PLAN..
eV
"100.98
PROPOSED SEPTIC SYSTEM UPGRADE PLAN
EXISTING SEPTIC TANK
9 DEERFIELD ROAD, WEST YARMOUTH, MA
TOP OF TANK, EL.=99.36
INV.(OUT)=98.001
Prepared for: Cape Cod Septic Services, 350 Main St, W. Yarmouth, MA 02673
CBOWNER
Engineering by: SCALE DRAWN JOB. NO.
MAP 1D: 23-297
OF RECORD
01.62 COLEMAN GLORIA P Engineering Works, Inc. 1"=20' P.T.M. 247-21
NOTE: HOUSE LOCATION TAKEN FROM CERTIFIED PLOT PLAN BY
745 WACHUSETT STREET 12 West Crossfield Road, Forestdale, MA 02644 DATE CHECKED SHEET NO.
DOWN CAPE ENGINEERING, INC., YARMOUTHPORT, MA, DATED 2/14/1977
HOLDEN, MA 01520-2508 (508) 477-5313 8/31/21 P.T.M. 1 Of 2
SEPTIC TANK
INSTALL RISERS & COVERS OVER INLET &
OUTLET AND SET TO 6" OF FINISH GRADE
T.O.F EL.=103.8±
-E.G. EL.=101.7±
EXISTING
F.G. EL.=101.3±
48" LIQUID
LEVEL ADD
GAS RAI
PROPOSED D -BOX
INSTALL RISER & WATERTIGHT
COVER SET TO 6" OF GRADE
L=20'
*S=1% (MIN.)
4"SCH40 PVC
NOTES:
1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE
INVERTS, PRIOR TO INSTALLATION.
2) D—BOX SHALL BE SET LEVEL AND TRUE TO GRADE
ON A MECHANICALLY COMPACTED STABLE BASE OR
SIX INCH AGGREGATE BASE, AS SPECIFIED IN 310
CMR 15.221(2).
3) INSTALL INLET & OUTLET TEES AS REQUIRED.
4) A GAS BAFFLE SHALL BE INSTALLED ON OUTLET TEE
AS MANUFACTURED BY TUF—HTE, ZABEL OR EQUAL,
DESIGN CRITERIA
F.G. EL.=101.0±
L = 7'(MAX)
@S—I% (MIN.
4"SCH40 PVC
INV. =97.62) PROPOSED `INV.=97.45
V.=98.00± D -BOX
Vic-nnir_ INV.=97.35
r
BREAKOUT ELEV.=97.50
BOTTOM ELEV.=96.70✓
4MIN. SEPARATION TO G.W.
AND 4' OF NATURALLY
OCCURRING PERVIOUS SOILS LN:ti
EST. HIGH G.W. EL: 92.5`
NOTE: TO PREVENT BREAKOUT, FINAL GRADE
SHALL NOT BE AT, OR BELOW, EL.=97.5
FOR A DISTANCE OF 15' FROM THE EDGE
OF THE PROPOSED S.A.S.
PROPOSED S.A.S.
INSTALL INSPECTION PORT OUTSIDE DRIVEWAY FOOTPRINT
VEN T
11
/MAINTAIN
EL.=101.0f CONNECT ALL ROWS
/ MAINTAIN 2% GRADE (MIN.) OVER S.A.S.
CAP
)PE OF PERF. PIPE = 0.5% `INV. EL.=97.20(END)
30' EFFECTIVE LENGTH
ESTABLISH VEGETATIVE COVER
FINISH GRADE
EL.=101.0± --I
APPROVED
FILTER FABRIC
16' EFFECTIVE WIDTH
SOIL ABSORPTION SYSTEM (SECTION)
SEPTIC SYSTEM PROFILE
NUMBER OF BEDROOMS: 3
SOIL TEXTURAL CLASS: CLASS I
DESIGN PERCOLATION RATE: 8 MIN/IN (0.66 GPD/SF)
DAILY FLOW: 330 GPD
DESIGN FLOW: 330 GPD
GARBAGE GRINDER: NO
LEACHING AREA REQUIRED: (330 GPD) = 445.9 SF
./4 GF'U/JF
EXISTING SEPTIC TANK: 1000 GALLON CAPACITY
PROPOSED D -BOX: 1 INLET, 3 OUTLET (MIN.), H-20✓
INSTALL AN 4- x 30' LEACH FIELD
SIDEWALL AREA: NOT APPLICABLE
BOTTOM AREA: 16' x 30' = 4AU S.F.
TOTAL AREA: .................................... 415D S. F.
LEACHING CAPACITY = 0.74 GPD/SF x `ego SF = X93..6 GPD
SOIL LOG
DATE: JULY 29, 2021
SOIL EVALUATOR: PETER McENTEE PE, SE -1542
WITNESS: PHIL RENAUD HEALTH AGENT
ELEV. TP DEPTH
100.6 -A
-
LOAMY SAND
OYR 5/2
99.7 B
LOAMY SAND
10YR 5/6
97.6 C1
MED. SAND
10YR 6/4
92.7 C2
COARSE SAND
IOYR 7/2
92.5 ADJ. G.W.
92.1
o"
11"
36"
PERC
26"/44"
95"
97" REDOX 7.5YR 5/8
102"
90.6 120"
PERC RATE 2 MIN/IN. ("C" HORIZONS)
GROUNDWATER ENCOUNTERED AS NOTED
1/2' DOUBLE
STONE
S.A.S. LAYOUT
PROPOSED SEPTIC SYSTEM UPGRADE PLAN
9 DEERFIELD ROAD, WEST YARMOUTH, MA
Prepared for: Cape Cod Septic Services, 350 Main St, W. Yarmouth, MA 02673
Engineering by: SCALE DRAWN JOB. NO.
Engineering Works, Inc. N.T.S. P.T.M. 247-21
12 West Crossfield Road, Forestdale, MA 02644 DATE CHECKED SHEET NO.
(508) 477-5313 8/31/21 P.T.M. 2 Of 2