HomeMy WebLinkAbout00000002NOTE: MAGNETIC TAPE TO BE PLACED OVER ALL COVERS
SEPTIC TANK PROPOSED D -BOX
T.O.F. EL.=40.0 INSTALL RISERS & COVERS OVER INLET & INSTALL RISER & COVER
OUTLET AND SET TO 6" OF FINISH GRADE SET TO 6" OF GRADE
F. G. EL.=39.0f /-F.G. EL.=38.0f
F.G. EL: 38.5f
9" MIN COVER/
L = 24'36' MAX COVER L = 20'
0 S=1% (MIN.) EL. = 37.0 0 3=1% (MIN.)
4"SCH40 PVC 4"SCH40 PVC
10"
14"
\INV.=36.0 49 LIQUID INV.=35.75
LEVEL
GAS BAFFLE
INV .=35.55
PROPOSED 1.500 GALLON SEPTIC TANK
PROP. SEWER OUTLET
INV.=37.0
NOTES: 1) CONTRACTOR SHALL VERIFY ALL EXISTING
PIPE INVERTS PRIOR TO CONSTRUCTION
2) TANK AND D -BOX SHALL BE SET LEVEL AND
TRUE TO GRADE ON A MECHANICALLY COMPACTED
SIX INCH CRUSHED STONE BASE, AS SPECIFIED IN
310 CMR 15.221(2)
3) INSTALL INLET & OUTLET TEES W/
GAS BAFFLE AS REQUIRED
4) PLUMBING TO BE MODIFIED TO MEET OUTLET LOCATION
AND ELEVATION. (PLUMBING PERMIT REQ'D)
L = 10'(MAX)
® S=1% (MIN.)
4"SCH40 PVC
11.3" TO
INVERT
INV.= 35.20 -
PROPOSED
D -BOX INV.=35.35
DB -5
L 0
BREAKOUT=TOP ELEV.--35.59
INV. ELEV.= 35.20
BOTTOM ELEV.= 34.26
NOTE: TO PREVENT BREAKOUT, THE PROPOSED
FINISH GRADE SHALL NOT BE < EL:35.59
FOR A DISTANCE OF 15' AROUND THE PERIMETER OF THE S.A.S.
PROPOSED S.A.S.
INSTALL A 4" DIAMETER INSPECTION PORT OVER
ONE CHAMBER (MIN.) AND SET TO 3" OF F.G.
/-F.G. EL: 38.5(MAX.)
INSTALL TWO INSPECTION PORTS (MIN.)
4 ROWS OF 4 UNITS AT 6.25'/UNIT = 25.0'/ROW
SOIL ABSORPTION SYSTEM (PROFILE)
RESTORE VEGETATIVE COVER
BACKFILL N
TO TOP OF
ffl�q__-x rAxiyArq
'
5' MIN. ABOVE BOTTOM OF 2.83'
T.P. EXCAVATION OR G.W. EFFECTIVE WIDTH = 4 x 2.83' = 11.32
(11.76' PROVIDED) USE 4 ROWS OF 4 -HIGH CAPACITY
BOTTOM OF TESTHOLE: EL:22.50 _ INFILTRATOR (H20) UNITS -NO STONE
SEPTIC SYSTEM PROFILE
N.T.S.
DESIGN CRITERIA
NUMBER OF BEDROOMS: 3 BEDROOM DESIGN
DESIGN FLOW: RESIDENTIAL: 3 BEDROOMS ® 110 GPD/BR = 330 GPD
DESIGN PERCOLATION RATE: <2 MIN/IN SOIL TEXTURAL CLASS: CLASS I
GARBAGE GRINDER: NO (not designed for garbage grinder)
DISTRIBUTION BOX: USE DB -5 (H20)
SEPTIC TANK: 330 gpd x 200% = 660 gpd USE NEW 1,50OG SEPTIC TANK
LEACHING AREA REQUIRED: (330)/.74 = 445.94 S.F.
TYPICAL SECTION
N.T.S.
PERC SAND
EXISTING SUITABLE
MATERIAL
SOIL LOGS
DATE: MAY 8, 2014
(0.74 GPD/SF) SOIL EVALUATOR: DARREN MEYER, CSE 1614
WITNESS: PHIL RENAUD, YARMOUTH HEALTH
PRIMARY S.A.S.
USE 4 ROWS OF 4 - HI -CAP INFILTRATOR H-20 UNITS -NO STONE
BOTTOM AREA: (GENERAL USE APPROVAL FOR 4.73 SF/LF OF CHAMBER)
(CHAMBER) 41 UNITS x 6.25 LF x 4.73 SF/LF = 473.00 SF
TOTAL AREA = 473.00 SF
DESIGN FLOW PROVIDED: 0.74GPD/SF(473.00SF) = 350 GPD > 330 GPD req'd
Elev.
TP- 1
Depth Elev.
0" 38.50
TP -2
A
Depth
36.50
0"
FILL
LOAMY SAND
IOYR 3/2
34.50
24" 37.92
7"
ALOAMY SAND
B
10YR 3/2
LOAMY SAND
33.83
32"
10YR 6/6
B LOAMY SAND
10YR 6/8
35.67
34"
C
31.17
64"
C FINE -MEDIUM
MEDIUM
SAND W/SILT.LOAM
-COARSE
26.50
25Y 6/6
120" PERC TEST
® 33.75
SAND
C2 MEDIUM
2.5Y 7/3
SAND
22.50
2.5Y 7/3
168" 28.50
120"
PERC RATE <2 MIN/IN. (-Cl- HORIZON)
NO GROUNDWATER OBSERVED
• I, Darren M. Meyer, R.S., CSE, hereby certify that I am currently approved by MADEP pursuant to 310 CMR 15.017
to conduct soil evaluations and that the above analysis has been performed by me consistent with the
requirements of 310 CMR 15.017. 1 further certify that I have passed the Soil Eval. Exam in October, 1999.
OF MgSsq���
o DAREN M.
No. 1140
S1
S4
SANI TA?, 0,
SECTION
11"
INVERT
HEIGHT
END CAP
INFILTRATOR - HI CAPACITY (H20) CHAMBER
PROPOSED SEPTIC SYSTEM UPGRADE PLAN
46 SQUIRREL RUN RD., YARMOUTH, MA
Prepared for: Dupouy
Design by: Survey by: SCALE DRAWN DATE
MEYER &SONS, INC. Weller and Assoc. N.T.S. DMM 05/21/14
Po Box 981 508-775-0735
EAST SANDWICH, MA 02537 CHECKED SHEET NO.
508-362-2922 DMM 2 of 2