HomeMy WebLinkAboutEngineered Plans - 2017EXISTING S.A.S.-
TO
A.S-
TO BE REMOVED
(SEE NOTE 11)
'6
9:,...
100,07
.� , . sem•
EXIS71NG SEPTIC TANK
TOP OF TANK=101.19
INV. (DU T)= 99.86±
L,q`r'ct'
OWNER OF RECORD
BENNETT, RICHARD R
BENNETT, THEODORA
11 PINE CONE DRIVE
WEST YARMOUTH, MA 02673
- --102 - —
EXISTING CONTOUR
0 o
x 100.98
EXISTING SPOT GRADE
Rta 28 o
—W
EXISTING WATER SERVICEgsilver
N
--- —
EXISTING GAS SERVICE
o`
OVERHEAD WIRES
�
s a E�
TEST PIT
N t
v
BENCHMARK
Cutter nv
Brookhill La
Pram i
d N Cutter L S
LEGEND
2O )0Yacht Avevaf
LnSilver
Leaf Ln
Pine St Rainbow Rd_To LEWIS BAY -
LOCUS MAP
NOT TO SCALE
GENERAL NOTES:
1 BDFETHDSSBEAPPROVED
NEOR ED BY THE LOCAL
OAROHALTTHAND THE DESIGN
2
OF WK HOERSTATED ENV RONMENTTERIALS AL CODON TORE V, AND ANTO THE Y AIPPLICABLE
LOCAL RULES AND REGULATIONS.
3 THE
SEWAGE INSPECTIONI AND APPROVASPOSAL L BY SHALL N
BY THEBOARD OFOT BE C
KFILLED PRIOR
TOHEALTH AND THE
DESIGN ENGINEER.
4 ANY FROMCTTHOSEONS SHOWN ENCOUNTERED
SHALLN E CONSTRUCTION
TIREPOR REPORTED TO THE DESIGN
ENGINEER BEFORE CONSTRUCTION CONTINUES.
5. ALL ELEVATIONS BASED ON AN ASSUMED DATUM.
6 THE CONTRACTOR NORRIS T
THE DESIGN OWNERTOENOTTIFYIBLE FOR THE FAILURE OF
THE LOCAL BOARD OF
HEALTH FOR PROPER INSPECTIONS DURING CONSTRUCTION.
7. WATER SUPPLY PROVIDED BY TOWN WATER SERVICE.
8. THERE ARE NO WELLS WITHIN 100' OF THE PROPOSED S.A.S.
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,
MAP ID: 22-104
PROPOSED SEPTIC SYSTEM UPGRADE PLAN
21 SILVER LEAF LANE, WEST YARMOUTH MA
Prepared for: D.A. Brown, Inc., P.O. Box 145, Centerville, MA 02632
Engineering by: Survey Review by: SCALE DRAWN JOB. NO.
Engineering Works, Inc. JC Engineering, Inc. 1$'=20' P.T.M.---- 254-17
12 West Crossfield Road 2854 Cranberry Hwy. PATE CHECKED SHl„ET NO.
Forestdale, MA 02644 E.Warehom, MA 02538
11/8/17 P.T.M. 1 Of 2
(508) 477-5313 (508) 273-0377-
NOTE: TO PREVENT BREAKOUT, THE PROPOSED
FINISH GRADE SHALL NOT BE < EL: 99.5
FOR A DISTANCE OF 15' AROUND THE
PERIMETER' OF THE S.A.S.
/
j
SEPTIC TANK
PROPOSED D -BOX
PROPOSED S.A.S.
INSTALL RISERS & COVERS OVER
INLET & INSTALL RISER AND COVER
INSTALL RISER & COVER OVER ONE CHAMBER(MIN.)`,.
EXISTING
OUTLET AND SET TO 6" OF FINISH
GRADE SET TO WITHIN 6" OF FINISH
AND SET TO WITHIN 3" OF FINISH GRADE TO SERVE
HOUSE(#29)
T.O.F.=102.9±
GRADE
AS AN INSPECTION MANHOLE.
T.O.F.=�
EXISTING
F.G. EL.=102.8± F.G. EL.=102.5±
F.G. EL.=102.3±
2
L = 24' L = 28'(MAX)
DECK
®"S=1% (MIN.) (MIN. )
"
"S=1%
4SCH40 PVC 4SCH40 PVC
2" LAYER OF 1 /8„-
io"I
•ia"
INV.=96.85 48" LIQUID
s" 12"
INV.=99.86±
TO 1 /2 DOUBLE
WASHED STONE
®O ®A14�'
(OR APPROVED FILTER FABRIC)
co
o CV N
LEVEL
• GAS BAFFLE
INV.=99.28
(FIELD VERIFY) PROPOSED
4' 3' 3/4"-1 1/2
K� aj'`� p,
D -BO
EFFECTIVE WIDTH = 11 DOUBLE WASHED
___ __
INV.=99.45 W/INLET TEE INV.=99.00
STONE
-__
TT
I
EXISTING TI NK
H-20 RATED USE 5
LC -6 LEACHING CHAMBERS IN SERIES WITH
ROP. S.A.S.
4' OF STONE
ON SIDES & 1.5' OF STONE ON ENDS
��
H-20 RATED
----33'_I
NOTES:
TOP CONC. ELEV.=99.83 - BREAKOUT
S.A.S. LAYOUT
1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE
INV. ELEV.=99.00E3
E3 E3 O E3 EM E3 ELEV.=99.5
mi
INVERTS, PRIOR TO INSTALLATION.
E3 E3 E3 E3 E3 E3 E3
2) D -BOX SHALL BE SET LEVEL AND TRUE TO
BOTTOM ELEV.=98.00
GRADE ON A MECHANICALLY COMPACTED SIX
1
1.5' 5 x 6' = 30' 1.5'
INCH CRUSHED STONE BASE, AS SPECIFIED IN
4' OF NATURALLY OCCURRING
EFFECTIVE LENGTH = 33'
r 4' KNocKouT
310 CMR 15.221(2).
PERVIOUS MATERIAL
20" 0u. COVER
3) INSTALL INLET & OUTLET TEES AS REQUIRED.
5' (MIN.) ABOVE G.W.
I
4) GAS BAFFLE TO BE INSTALLED ON OUTLET TEE
BOTTOM OF TP„ EL=90.3 =
LEACHING SYSTEM SECTION
- M
AS MANUFACTURED BY TUF-TITE, ZABEL OR EQUAL.
EST. HIGH G.W., EL.=93.0
a" KNOCKOUT a" KNOCKOUT
SEPTIC SYSTEM PROFILE
L - _ - - - _ a" KNOCKOUT - - J
N.T.S.
I - I
2
PLAN VI
SOIL LOG
DESIGN CRITERIA
DATE: SEPTEMBER 21, 2017
SOIL EVALUATOR: PETER McENTEE (SE#1542)
- - - - - - - -
NUMBER OF BEDROOMS: 2 BEDROOMS
WITNESS: PHILIP RENAUD - HEALTH AGENT
® 0 ® ® ® z2" ® 0
SOIL TEXTURAL CLASS: CLASS I
DESIGN PERCOLATION RATE: <2 MIN/IN
Elev. TP Depth
INV2RT ®®®®®®® I I
102.3 0"
DAILY FLOW: 220 GPD (DESIGN FOR 3)
LOAMY SANDr-
7z" r -
DESIGN FLOW: 330 GPD
101.8 10YR 4/2 6„
SIDE VIEW ENDD VIEW
GARBAGE GRINDER: NO -AND NOT PERMITTED WITH
THIS DESIGN
B
LOAMY 0YR 5/8D PERC
WIGGIN LC -6, H-20 LOADING
EXISTING SEPTIC TANK: 1000 GALLON CAPACITY
99.3 136/36
LEACHING CHAMBER
LEACHING AREA REQUIRED: (330 GPD) = 445.9
SF
.74 GPD/SF
MED. SAND
N.T.S.
2.5Y 6/4
PROPOSED SEPTIC SYSTEM UPGRADE PLAN
USE 5 LC -6 LEACHING CHAMBERS IN SERIES
WITH
ADJ. G.W.
/�
2 1 1 SILVER LEAF LANE, WEST YARMOUTH, MA
4 FT. OF STONE (SIDES) & 1.5 FT. STONE (ENDS)
93.0 REDOX _ 112"
7.5YR 5/8
Prepared for: D.A. Brown, Inc., P.O. Box 145, Centerville, MA 02632
SIDEWALL AREA: (11.0' + 33.0') x 2 x 1' =
88.0 SF
90.4 STG. G.W. _ 143"
Engineering by:
Survey Review by:
SCALE
DRAWN
JOB. NO.
BOTTOM AREA: 11.0' x 33.0' = 363.0 SF
90.3 144"
STANDING G.W. ® 143"" (EL.=90.4)
Engineering Works, Inc.
JC Engineering, Inc.
N.T.S.
P.T.M.
254-17
TOTAL AREA: ...........................................................
451.0 SF
ADJ. HIGH G.W., EL.93.0 (REDOX/MOTTLING)
12 West Crossfield Road
2854 Cranberry Hwy.
PERC RATE 5 MIN/IN. ("B" HORIZON)
Forestdale, MA 02644
E.Wareham, MA 02538
DATE
CHECKED
SHEET NO.
DESIGN FLOW PROVIDED: 0.74 GPD/SF(451.0 SF)
= 333.7 GPD
PERC RATE 2 MIN/IN. ("C" HORIZON)
(508) 477-5313
(508) 273-0377
11/8/17
P.T.M.
2 of 2