HomeMy WebLinkAboutApproved Engineer PlansWF
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EXISTING CESSPOOL
TO BE FILLED KITH
SAND & ABANDONED
BENCHMARK
CORNER BULKHEAD
EL=19.15
— —98 — — EXISTING CONTOUR
x 100.98
EXISTING SPOT GRADE
W
EXISTING WATER SVC.
--
EXISTING GAS SERVICE
—O.H. < =
OVERHEAD WIRES
TEST PIT
BENCHMARK
LEGEND
PK SET IS.d6 I
p,OAD
14.55F l�
13.67 P°`rement /
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ed9 13.21 o f —i* 15,98 --
x 15.14
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85.00'
14.35 /Y", / LOT 9
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.PAVED
DRIVEWAY
R CL-9 ED
MAR 0 8 2024
HEALTH DEPT.
0 A.,-18.01
OWNER OF RECORD
PERREAULT, JULIA L (LIFE EST)
19 BEACHSIDE DRIVE
LUDLOW, MA 01056
8.40
1 EXISIINU
HOUSE(#9)
T.O.F.=19.5-4
PATIO
18.48
x
18.49
t CD
0 0
0 0
`-EX. SEWER 5
INV =16.6t
(PLUG)
LOCUS MAP
NOT TO SCALE
EXISTING CESSPOOL
TO BE FILLED WITH
SAND & ABANDONED
0
PROPOSED SEPTIC TANK
T Z., — ,- 19 241.
18.950
1 1
VL19.21 �?-;9.1
19.34
14 g130'00 E
' 19.26
CBDH
PROPOSED S.A.S.
2-5CO GALLON CHAMBERS
SURROUNDED Wf4' STONE
MAP ID: 29-15
PROPOSED SEPTIC SYSTEM UPGRADE PLAN
9 FIRST ROAD, WEST YARMOUTH, MA
Prepared for: Edward Perreault, 19 Beachside Drive, Ludlow, MA 01058
Engineering by. Surveying by: SCALE DRAWN JOB, NO.
Engineering Works, Inc. Richard J. Hood PL5 1 `=20' P.T.M. 272-23
12 West Crossfield Road 12 Settlers Path DATE CHECKED SHEET N0.
Forestdale, MA 02644 Sandwich, MA 02563
(508) 477-5313 (508) 246-6260 1/24/24 P.T.M. 1 of 2
PROPOSED SEPTIC TANK PROPOSED D-BOX
PROVIDE RISERS WITH COVERS OVER INLET Et
OUTLET MANHOLES SET TO 6" OG FINISH GRADE. INSTALL RISER & COVER
SET TO 6" OF GRADE
-T.O.F=19.5*
/-F.G. EL-18.6t F.G. EL=19.0f F.G. EL=19.2t
L= 13' L= 10'
0 S=1% (MIN.) L = 5'
4"SCH40 PVC _ S=1% (MIN.) 0 S-1% (MIN.)
4"SCH40 PVC 4"SCH40 PVC
INV.- 1 S4'
16.00 Or LJOUID -
LEVEL BDOAS
BAFFLE
1 PROPOSED SEPTIC TANK
MODIFY INTERIOR PLUMBING FOR ONE
SEWER OUTLET AT, OR ABOVE. INV.=16.2
INV.=15.60-J PROPOSED
V.=15.75 D-B
3 OUTLETS
H-20
NOTES:
1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE
INVERTS, PRIOR TO INSTALLATION.
2) SEPTIC TANK & D-BOX SHALL BE SET LEVEL AND TRUE
EO 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-TITS. ZABEL OR EQUAL.
2' EFF.
DEPTH
INV.=15.43
NOTE: TO PREVENT BREAKOUT, THE PROPOSED
FINISH GRADE SHALL NOT BE < EL. 15.7
FOR A DISTANCE OF 15' AROUND THE
PERIMETER OF THE S.A.S.
PROPOSED S.A.S.
INSTALL RISER & COVER OVER ONE CHAMBER AND
SET TO 3" OF F.G. TO SERVE AS INSPECTION PORT
F.G. EL=19.2t
MAINTAIN 2%d SLOPE OVER SA.S.
r-2" LAYER OF 1/8" To 1/2"
DOUBLE WASHED STONE
(OR APPROVED FILTER FABRIC)
:YsW: ?vim.'•:=i.•4.'• :%7r-,TO 1-1/2- DOUBLE
WASHED STONE
INV.=15.20 500_ GALLON LEACHING CHAMBERS
SURROUNDED WITH STONE AS SHOWN
H-20 RATED
TOP CONC. ELEV.= 16.3f
BREAKOUT ELEV.= 15.70
INV. ELEV.= 15.20
BOTTOM ELEV.= 13.20-
4' OF NATURALLY OCCURRING
PERVIOUS MATERIAL
5' (MIN.) ABOVE G.W.
BOTTOM OF TEST PIT, EL=7.7
4' 1 2 x 8.5' = 17.0' 1 4'
EFFECTIVE LENGTH = 25.0'
SEPTIC SYSTEM PROFILE
GENERAL NOTES:
1. ALL CHANGES TO THIS PLAN MUST BE APPROVED BY THE LOCAL
BOARD OF HEALTH AND THE DESIGN ENGINEER.
2. ALL WORK AND MATERIALS SHALL CONFORM TO THE REQUIREMENTS
OF THE STATE ENVIRONMENTAL CODE, TITLE V. AND ANY APPLICABLE
LOCAL RULES AND REGULATIONS.
3. THE SEWAGE DISPOSAL SYSTEM SHALL NOT BE BACKFILLED PRIOR
TO INSPECTION AND APPROVAL BY THE BOARD OF HEALTH AND THE
DESIGN ENGINEER.
4. ANY CONDITIONS ENCOUNTERED DURING CONSTRUCTION DIFFERING
FROM THOSE SHOWN HEREON SHALL BE REPORTED TO THE DESIGN
ENGINEER BEFORE CONSTRUCTION CONTINUES.
5. ALL ELEVATIONS BASED ON AN ASSIGNED DATUM.
6. THE DESIGN ENGINEER IS NOT RESPONSIBLE FOR THE FAILURE OF
THE CONTRACTOR OR OWNER TO NOTIFY THE LOCAL BOARD OF
HEALTH FOR PROPER INSPECTIONS DURING CONSTRUCTION.
7. WATER SUPPLY PROVIDED BY TOWN WATER SERVICE.
S. THERE ARE NO WELLS WITHIN 100' OF THE PROPOSED SAS.
9. ALL AREAS CLEARED FOR CONSTRUCTION SHALL BE RESTORED AS
AGREED UPON BY OWNER AND CONTRACTOR OR AS OTHERWISE
DIRECTED BY THE APPROVING AUTHORITIES.
10. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY
THE LOCATION OF ALL UNDERGROUND UTILITIES, PRIOR TO BEGINNING
CONSTRUCTION.
11. WHERE REQUIRED, CONTRACTOR SHALL REMOVE ALL UNSUITABLE SOILS
IN THE AREA BENEATH AND FOR 5' ON ALL SIDES OF THE S.A.S. AND
REPLACE WITH CLEAN SAND AS SPECIFIED IN 310 CMR 255(3).
12. AREAS REQUIRING STRIPOUT OF UNSUITABLE MATERIALS SHALL BE
INSPECTED BY DESIGN ENGINEER PRIOR TO BACKFILL.
13. THIS PLAN IS TO BE USED FOR SEPTIC SYSTEM PURPOSES ONLY AND
NOT CONSIDERED TO BE A PROPERTY LINE SURVEY.
LEACHING SYSTEM SECTION
/EXISTING,
HOUSE(#9)
T.O.F.=19.5f
6q;
WA
zji
1RSe f1
PROPOSED S.A.S.
2-500 GALLON CHAMBERS
7' SURROUNDED W/4' STONE
r
0
S.A.S. LAYOUT
SOIL
LOG
DATE: JANUARY 4,
2024
SOIL EVALUATOR: ANNA WIMMER, SE-14615
WITNESS: BARRY LEWIS HEALTH AGENT
ELEV. TP- 1 DEPTH
ELEy. TP-2 DEPTH
19.2 0"
A SANDY LOAM
10YR 3/3
t 9.2 0"
A SANDY LOAM
10YR 3/3
18.6 7"
B
B
DESIGN CRITERIA LIOYRR /6"° Low /6D
17.2 �. 24" 17.2 f, 24"
NUMBER OF BEDROOMS: 3
SOIL TEXTURAL CLASS: CLASS I (LOADING RATE=0.74 GPD/SF)
DESIGN PERCOLATION RATE: <2 MIN/IN
DAILY FLOW: 330 GPD
DESIGN FLOW: 330 GPD
GARBAGE GRINDER: NO -not allowed with design
LEACHING AREA REQUIRED: (330 GPD) = 445.9 SF
.74 GPD/SF
PROPOSED SEPTIC TANK: 1500 GALLON CAPACITY
PROPOSED D-BOX: 1 INLET, 1 OUTLET (MINIMUM), H-20 RATED
USE 2-500 GALLON LEACHING CHAMBERS IN SERIES
SURROUNDED BY DOUBLE WASHED STONE ON ALL SIDES
SiDEWALL AREA: 2(12.8' + 25.0') x 2 = 151.2 S.F.
BOTTOM AREA: 12.8' x 25.0' = 320.0 S.F.
TOTAL AREA: ........... .................................................. 471.2 S.F.
DESIGN FLOW PROVIDED: 0.74 GPD/SF(471.2 SF) = 348.6 GPD
SANDY LOAM ! SANDY LOAM
2.5Y 6/4 ! 2.5Y 6/4
7.71 1 138" 7.7 1 1138"
NO GROUNDWATER ENCOUNTERED
PERC RATE: <2 MIN./IN. "C" HORIZON
PROPOSED SEPTIC SYSTEM UPGRADE PLAN
9 FIRST ROAD, WEST YARMOUTH, MA
Prepared for. Edward Perreault, 19 Beachside Drive, Ludlow, MA 01058
Engineering by: Surveying by: SCALE DRAWN JOB. NO.
Engineering Works, Inc. Pichard J. Hood PUS N•T,S P.T.M. 272-23
12 West Crossfield Rood 12 Settlers Path DATE CHECKED SHEET N0.
Forestdole, MA 02644 Sandwich, MA 02563
(508) 477-5313 (508) 246-6260 1/24/24 P.T.M. 2 Of 2