HomeMy WebLinkAboutEngineer Plan - 2020G
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SURVEY BY:
m
WELLER AND ASSOC.
LEGEND
�—� PROPOSED CONTOUR
® PROPOSED SPOT GRADE
--98 -- EXISTING CONTOUR
+ 96.52 EXISTING SPOT GRADE
PROP. 2,000G —W— EXISTING WATER SERVICE
TBM = EL. 10. 1 NAVD88 / 2—COMP TANK TEST PIT
BULKHEAD FOUNDATION J 1500G 500G
( � ) SCALE: 1"=20'
(5
109.91'
7, 5 Yarmouth Health Department
\
SOUTH YARMOUTH
LOCUS
VANTUCKET AVE.
-` ,
Name Date
\
�—
LOCUS MAP
LOT 26
� / I 9.01
10,018± S.F.
_ _
1
LOCUS INFORMATION
(0.23± AC.)
+ I
I I
8.5
__
PLAN REF: LCP 22356-A
8.5
'L_ _ IPROPOSED
40 ml POLY
TITLE REF: LCC 176056
PARCEL ID: MAP 33 PAR. 148
WATER5ERVICE
I
LINER (SEE NOTE 18)
FLOOD ZONE: 0AE11"
10' i
COMMUNITY PANEL• 25001CO589J DATED:07/16/14
0
1
TIC SYSTEM
TIMBER RETAINING WALL
i FEB 0 2 2021AIR
PLAN
r52
I7.7
EL. 1 0.1
I
(5EE PAGE 3 FOR DETAIL5)
OCATED AT:
_
NTUCKET AVENUE
I
I
' I
SOUTH YARMOUTH, MA
I
GENERAL NOTES:
GA55EKVICE)
8 6
2 i
8,6 , t
1. BO CHANGES THIS PUN MUST BE APPROVED Br THE LOCAL
H AND THE DESIGN ENGINEER.
i BOARD OF HEALTH
PREPARED FOR
V & A S C A L S TA S /
1
2. ALL WORK AND MATERIALS SHALL CONFORM TO THE REQUIREMENTS
1 ,
'
OF THE STATE ENVIRONMENTAL CODE, TITLE V, AND ANY APPLICABLE
READY ROOTER EXC.
I 1
I LOCAL RULES AND REGULATIONS.
C1.1
1 j
9.0 L-�� -_ J
I ✓
3. THE SEWAGE DISPOSAL. SYSTEM SHALL NOT BE BACKFILLED PRIOR
P�NNC APPROVAL BY THE BOARD OF HEALTH AND THE
FEBRUARY 2, 2020
11.4 I
4. ANYIENCOUNTERED
11A
WRING CONSTRUCTION DIFFERING
�MNTHOSE SHOWN HEROCRE]"OR1ED TO THE DESIGN SHALL
IE CONCONSTRUCTION OONTNU
5. ALL ELEVATIONS RAZED ON NAVD DATUM.8.
OF
sf9C
8.9
t4
5.7
THE DESIGN ENGINEER IS NOT RESPONSIBLE FOR THE FAILURE OF�P�tH
HEALTH OPER INSPECTIONS �Nc CON5TRUCTI�ON. OF
S ry
2 yrs
o DARKEN
7. WATER SUPPLY PRONGED BY MUNICIPAL WATER
o RUM, ,\
U NO.
f,
100-12,
_
S. ALL AREAS DISTURBED DURING CONSTRUCTION SHALL BE RESTORED-.
TO A CONDITION AGR® UPON BETWEEN OWNER AND CONTRACTOR.
$
.
R O
�GIS,TER�U
IE
`\ 1 �N 04' 1140 Y'
L11
e. OF THE CONTRACTOR VERIFY
THE RESALL
SHALLOO
T IO UNSIBILITYDERGROUND O
/THE TRUCI OF ALL UNDERGRWND UDLITIES, PRIOR TO BEGINNINGCONS
M.
8
s9
'4 LANO.E
�1NITAR�aa
5 FT. SOIL REMOVAL
PROP. GEOGRID
EXISTING CESSPOOLS/TANK/LEACHING TO BE CRUSHED, PUMPED MID
/
-.
(SEE NOTE 17)
(SEE NOTE 19)
REMOVED PER TITLE 5•
11. 48 HOUR NOTICE FOR ENGINEER CERTIFICATION
✓# t
12 THIS PLM! IS TO BE USED FOR SEPTIC SYSTEM PURPOSES ONLY
AND IS NOT 10 BE CONSIDERED A PROPERTY UNE SURVEY
NO PRIVATE WELLS WITHIN 100 FT. OF PROPOSED LEACHING
MEYER & SONS INC.
14. ALL PIPE TO BE 4' SCH 40 O 1/8"/FT (UNLESS SPEC. OTHERWISE)
OFP S NOT
VK' THE ALLOW
SYSTEM
IOUSE
P.O. Box 981
ON
A GARBAGE GIS
FOR THE RINNDER
NO WENANDS WITHIN 100 FT, OF PROPOSED LEACHING
E. SANDWICH, M A 02537
81
17. REMOVE UNSUITABLE SOILS 5 FEET AROUND LEACHING TO EL 5.0
OR TOP OF C LAYER AND REPLACE WITH CLEAN MEDIUM SAND PER
PH. (508)360-3311
TITLE 5.
CPLACE 40m1 POLY LINER AROUND ENTIRE LEACHING AT EDGE OF
fax (774)413-9468
�/ SOIL REMOVAL, FROM ELEVATION 8.50-4.50.
meyerandsonstitle5@gmail.com
PLACE GEO-GRID UNDER LEACHING AS SHOWN
O20. INTERIOR PLUMBING TO BE TIED INTO MAIN OUTLET PIPE AS SHOWN.
PLUMBING PERMIT REQUIRED.
SHEET 1 OF �
PROPOSED TANK
INSTALL RISERS W/IN 6" OF FINISH GRADE
NOTE: MA ETIC TAPE TO BE PLACED OVER ALL COVERS
PUMP CHAMBER o -Box
INSTALL RISERS to FINISH GRADE INSTALL RISERS W/IN 6" OF FINISH GRADE
FINISH GRADE=9.:20
T.O.F. EL.=10.1 EL, 8.501 EL. 8.50f
EL8.80t F.G. EL, 9.201
MIN. COVER OVER S.A.S. = 9'
MAINTAIN 2% MIN SLOPE OVER LEACHING AREA
''INSTALL 'fJNO INSPECTION PORTS(MIN.)
EL.7.75 SWTAARY L=12'(MAX)
6. 4" SCH 40 PVC 2' Sc 0 4" SCH 40 PVC
(MIN.) FORCE MAIN s' s
10"1 a 500G ®S= 1% (MIN.) 0 S= 1% (MIN.) INVERT --
S ARE TO BE COMP. INV = 8.301 INV.=8.10
•' :r INV.= 6.70 4" SCH 40 PVC # PUMP CRAM. INV.= 6.45 TEE SHOT EXTEND 4 ROWS OF 6 UNITS AT 4.0'/UNIT - 24.0'/ROW
Exist. Invert • 1,50OG BAF LE J (SEE DETAIL ' BELOW FLOW UNE jINV.ELEV=7.98
COMP.ILE
wFILTER BELOW) (USE D8-5 W/BAFFLE) SOIL ABSORPTION SYSTEM (PROF
AQ INV.= 8.60 ZN Of Au I, i RESTORE VEGETATIVE COVER
PROPOSED 1,500/500 GALLON
2 -COMPARTMENT MONOLITHIC SEPTIC TANK
NOTES: 1) CONTRACTOR SHALL VERIFY ALL EXISTING
PIPE INVERTS PRIOR TO CONSTRUCTION.
2) TANK/PUMP CHAMBER, AND D -BOX SHALL
BE SET TRUE TO GRADE ON A MECHANICALLY
COMPACTED SIX INCH CRUSHED STONE BASE AS
SPECIFIED IN 310 CMR 15.221(2).
3) INSTALL PVC INLET/OUTLET TEES IN SEPTIC TANK AS REQUIRED.
4) GAS BAFFLE W/ FILTER TO BE INSTALLED ON OUTLET TEE
AS MANUFACTURED BY TUF-TRE. ZABEL OR EQUAL
INSTALL 1' PVC CONDUIT TO HOUSE FOR 'WRING
WITH WATERTIGHT JOINTS. WIRE HIGH WATER ALARM
FLOAT TO GP 2000 HIGH WATER ALARM PANAL ON
CIRCUIT SEPARATE FROM CIRCUIT TO THE PUMP.
HOISTING CABLE 7x19 STAINLESS STEEL
1/8" DIAMETER. / 1,760 LB. STRENGTH.-
PC
TRENGTH:PC INV.(OUT)=6.45
ALARM ON EL 3.78
PUMP ON EL' 3.45 (�
PUMP OFF EL 3.20 1B- ,�.
1 jLa
BOTTOM OF INT. P.C. EL 2.45
SEPTIC SYSTEM PROFILE
N.T.S.
- PROVIDE WATERTIGHT CONCRETE RISER
WITH SECURED COVER TO GRADE
NEMA 4 JUNCTION BOX CORROSION RESISTANT
& UQUID-TIGHT CABLE CONNECTORS SUPPORTED
BY 1-1/4" PVC CONDUIT. JOINTS TO BE MADE
WATERTIGHT
.2'BALL VALVE w/ UNIONS SCH. 80 PVC
GEORGE FISHER CO. MODEL NO. 560 OR EQUAL
2"SCH. 40 DISCHARGE TO D -BOX
.2"SCH. 40 TEE w/ CLEAN-OUT CAP
PROVIDE 1/4" WEEP HOLE IN DISCHARGE
PIPE FOR SELF -DRAINING FORCE MAIN
`2' BALL CHECK VALVE SCH. 80 PVC
100 P.S.I. FLOWMATIC MODEL No. 208S
PROVIDE AN�E�OA�:\� 2" SCH. 40 PVC DISCHARGE PIPE
FLOAT NOA: PUMP ON/OFF BARNES 073618 OR EQUAL BARNES SEV412 PUMP .5 H.P. 115 V
FLOAT N0.2: ALARM ACTIVA ON (BARNES 073672 OR E UAL) 2" DISCHARGE PASSING 2" SOLIDS OR EQUAL
NOTE: SEPTIC TANK/PUMP CHAMBER TO BE FACTORY WATERPROOFED AND SEALED WITH THOROSEAL OR EQUAL
PUMP & ACCESSORIES AVAILABLE AS A UNIT
THROUGH WIGGEN PRECAST CORP., BOURNE MA. (800) 564-6774
PUMP & ACCESSORIES AVAILABLE THROUGH WRWAMSON ELECTRIC (781) 444-6800
PUMP DETAIL
BUOYANCY CALCULATIONS
2.000 2 -COMPARTMENT SEPTIC TANK
awn 12' x 7' x 4 x 62.4 = 20,966.4 lbs
around cover. 12' x 7' x .75 x 120 = 7,560 lbs
empty tank: 23,000 lbs
groundcover + empty tank > uplift:
7,560 + 23,000 = 30,560 lbs > 20,966.4 lbs
TANK BUOYANCY CHECK O.K.
DOSING & STORAGE REQUIREMENTS
DAILY FLOW: 330 GPD
DOSING REQUIRED: 8 CYCLES/DAY (SAND)
330 =- 8 = 41.25 GALLONS/CYCLE
DISTANCE REQUIRED BETWEEN PUMP
ON AND PUMP OFF FLOATS:
41.25 GAL/CYCLE= 125 GAL/Fi = 0.33 FT/CYCLE (4')
STORAGE REQUIRED ABOVE WORKING LEVEL: 330 GALLONS
STORAGE PROVIDED:
INV. EL: 6.45 - ALARM ON EL: 3.78 =2.67'
STORAGE PROVIDED = 2.67' X 125 GAL/Fr = 333.0 GALLONS
SOIL LOG
BREAKOUT -TOP ELEV.=8.37
INV. ELEV.= 7.98
BOTTOM ELEV.= 7.70
5' MIN. ABOVE BOTTOM OF
T.P. EXCAVATION OR G.W.
-k(5.05' PROVIDED)
ADJ. GROUNDWATER EL.=2.63
DATE: JANUARY 5, 2021 ✓
SOIL EVALUATOR: DARREN M. MEYER, R.S.,
WITNESS: M. LANGLER, YARMOUTH
Elev.
TP -1
Depth
8.0
0"
A
LOAMY SAND
IOYR 3/2
6.67
16"
B
LOAMY SAND
10YR 5/8
5.0
C
36'
MEDIUM
SAND
2.5Y 6/4
0.67
W.
PERC RATE <2 MIN/IN. (-Cl- HORIZON)
GROUNDWATER OBSERVED AT 80" EL 1.33
WELL MIW-29, ZONE A, LEVEL 9.2. ADJ: 2.3'
USE EL 1.3' AS ADJUSTMENT PER BOH
ALLOWABLE 1 FT. REDUCTION. USE ADJ GW Z2.63
PERC SAND
FXTM FABRIC OVER
PRIOR To SACKfEL
ROP. GEOGRID)
STING SUITABLE
MATERIAL
�ECTIVE WIDTH = 4 x 2.83' = 11.32'1
USE 4 ROWS OF 6 INFILTRATOR QUICK 4 PLUS
STD LP (3.3" INVERT) UNITS -NO STONE
TYPICAL SECTION
eM
DESIGN CRITERIA
NUMBER OF BEDROOMS: 3 BEDROOM DESIGN
SOIL TEXTURAL CLASS: CLASS I
DESIGN PERCOLATION RATE: <2 MIN/IN
DAILY FLOW: 330 G.P.D.
DESIGN FLOW: 330 G.P.D.
GARBAGE GRINDER: NO (NOT DESIGNED FOR GARBAGE GRINDER)
SEPTIC TANK/PUMP CHAMBER: 330 gpd x 200% = 660 gpd
USE 2 -COMP 2,000G MONOLITHIC TANK (1,50OG/500G)
LEACHING AREA REQUIRED: (330)/0.74 = 445.94 S.F.
DISTRIBUTION BOX: (3 OUTLETS (MINIMUM))
PRIMARY S.A.S.
USE 4 ROWS OF 6 - INFILTRATOR QUICK 4 STD LP (3.3" INVERT)
UNITS WITH NO STONE
BOTTOM AREA: (GENERAL USE APPROVAL FOR 4.73 SF/LF OF CHAMBER)
(CHAMBER UNITS) 24 UNITS x 4.00 LF x 4.73 SF/LF = 454.08 SF
( TOTAL 0SF
DESIGN FLOW PROVIDED: 0.74GP0/ SF 454.08S = 336 336 GPD PD > 330 GPD
PROPOSED SEPTIC SYSTEM UPGRADE PLAN
52 NANTUCKET AVENUE, SOUTH YARMOUTH. MA
C7
Design and Site Plan b)rSCALE DRAWN DATE
MEYER& SONS, INC. N.T.S. DMM 02/02/21
PO SOX 981
EAST SANDWICH, U402537 REV. DATE REV2 DATE SHEET NO.
508-362-2922 2 of 3
2% GRADE
FINISH GRADE ELEVATION 9.20
(four corners of leaching)
TOP OF CHAMBER
El. 9.20
EL. 8.37
40ml Poly Liner
(around entire leaching at edge
5 ft soil removal)
6" x 6" (30 year) Pressure Treated Railroad
El. 8.50 Ties -- Stagger Joints and Connect with 12" Spikes
Step R.R Ties in 1/4".
EL. 8.0
-15r—opo—sed Grade —
_ BOTTOM EL. T.0
2' x 1/2" REBAR
@ TON CENTER