HomeMy WebLinkAboutEngineered Plan - 2018LEGEND
ENTRY
FLOOR PLAN `,�71
CUNNINGHAM, JOSEPH P
1 MERGANSER LANE
WEST YARMOUTH, MA 02673
CE
LOCUS MAP
NOT TO SCALE
)TES:
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
DESIGN
AND APPROVAL BY THE BOARD OF HEALTH AND THE
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.
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
CONSTRUCTION.
OF ALL UNDERGROUND UTILITIES, PRIOR TO BEGINNING
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.
14. THE ENGINEER
IS NOT RESPONSIBLE FOR ANY UNDOCUMENTED SEPTIC
SYSTEM
COMPONENTS NOT SHOWN ON THE PLAN
PARCEL ID: 49-210
PROPOSED
SEPTIC SYSTEM UPGRADE PLAN
1 MERGANSER
LANE, WEST YARMOUTH, MA
Prepared for: Joseph
Cunningham, 1 Merganser Ln, West Yarmouth, MA 02673
Engineering by:
SCALE
DRAWN
JOB. NO.
Engineering
Works, Inc.
1"=20'
P.T.M.
153-18
12 West Crossfield
Road, Forestdole, MA 02644
DATE
CHECKED
SHEET NO.
(508) 477-5313
4/27/18
P.T.M.
1 Of 2
NOTE: TO PREVENT BREAKOUT, FINAL GRADE
SHALL NOT BE AT, OR BELOW, EL.=103.5
FOR A DISTANCE OF 15' FROM THE EDGE
SEPTIC TANK PROPOSED D -BOX
OF THE PROPOSED S.A.S.
INSTALL RISERS & COVERS OVER INLET & INSTALL RISER & WATERTIGHT
OUTLET AND SET TO 6" OF FINISH GRADE COVER SET TO 6" OF GRADE
PROPOSED S.A.S.
INSTALL RISER &COVER OVER ONE CHAMBER AND
��
,EXISTING
T.O.F.=68.22±
SET TO 3" OF F.G. TO SERVE AS INSPECTION PORT
/HOUSE(j1)
F.G. EL.=107.1± F.G. EL.=107.0± F.G. EL.=106.6±
ff
F.G. EL.=106.5±
MAINTAIN 2% SLOPE OVER S.A.S.
/lT.O.F.=107.4E GGA AGE
L-27' L=5
®S=1% (MIN.) S=1% (MIN.)
4"SCH40 PVC 4"SCH40 PVC
1777
2" LAYER OF 1/8" TO 1/2"
,
DOUBLE WASHED STONE
N j
�3' 0.7'
LLL�� I 14" 6"
LIQUID
aaa0aaim aaa (OR APPROVED FILTER FABRIC)
��O' � W
LA
\%
EXISTING 48"
aaaaaaa --3/4" TO 1-1/2" DOUBLE
S
`�9' `�'3'
LEVEL
4 4.8' 4' WASHED STONE
nD
ADD
AAs BAFFLE INV.=103.27 PROPOSED INV.=103.10
INV.=103.93± D -BOX
EFFECTIVE WIDTH = 12.8'
_
T
EXISTING INV.=103.00
PROP. S.A.S. f f
EXISTING SEPTIC TANK 2-500
GALLON LEACHING CHAMBERS
SURROUNDED
WITH STONE AS SHOWN
__ _
7:75
I
H-10 RATED
H-10
NOTES:
1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE TOP CONC. ELEV.=103.8±
BREAKOUT ELEV.=103.50
SEPTIC LAYOUT
INVERTS, PRIOR TO INSTALLATION.
INV. ELEV.=103.00
2) D -BOX SHALL BE SET LEVEL AND TRUE TO
®ease
aaa®aaaaaaa
GRADE ON A MECHANICALLY COMPACTED SIX as®aaaaaaao
INCH CRUSHED STONE BASE, AS SPECIFIED IN BOTTOM ELEV.=101.00
4' 2 x 8.5' = 17.0' 4'
310 CMR 15.221(2). 4' OF NATURALLY OCCURRING
3) INSTALL INLET & OUTLET TEES AS REQUIRED.
EFFECTIVE LENGTH = 25.0'
PERVIOUS MATERIAL
® O E2 E3 E3 Ea
4) GAS BAFFLE TO BE INSTALLED ON OUTLET TEE 4' (MIN.) ABOVE G.W.
AS MANUFACTURED BY TUF-TITE, ZABEL OR EQUAL.
LEACHING SYSTEM SECTION
® ®®® ® ® ® E3 37"
raz
EST. HIGH G.W., EL=95.9 _5) USE OF THE EXISTING SEPTIC TANK IS SUBJECT
It W ® Ea Ea E3 E3 U E3 EaTO
THE APPROVAL OF THE BOARD OF HEALTH
N z ®®®®®®®®
OR IT'S AGENT. SEPTIC SYSTEM PROFILE
N.T.S.
102"
DESIGN CRITERIA
SOIL LOG
4" KNOCKOUT
NUMBER OF BEDROOMS: 2 BEDROOMS
DATE: APRIL 19, 2018
20" DIA. COVER
SOIL EVALUATOR: PETER McENTEE PE(SE#1542)
SOIL TEXTURAL CLASS: CLASS I
WITNESS: AMY VON HONE RS HEALTH AGENT
4' KNOCKOUT 4" KNOCKOUT 58"
DESIGN PERCOLATION RATE: 3 MIN/IN
ELEV. TP DEPTH
DAILY FLOW: 220 G.P.D.
106.9 0
DESIGN FLOW: 330 G.P.D.
FILL
4" KNOCKOUT
GARBAGE GRINDER: NO -not allowed with design
105.4 ! 18"
LEACHING AREA REQUIRED: (330) = 445.9 S.F.
AbLOAMYD
500 GALLON CAPACITY, H-10 LOADING
4A
.74
104.9 24"
CHAMBERS
EXISTING SEPTIC TANK: 1000 GALLON CAPACITY
B
LOAMY SAND
PROPOSED D -BOX: 1 INLET, 3 OUTLETS, H-10 RATED
PERC
1OYR 5/8 24"/42"
N.T.S.
103.9 G 40"
PROPOSED SEPTIC SYSTEM UPGRADE PLAN
USE 2-500 GALLON LEACHING CHAMBERS IN SERIES
1 MERGANSER LANE, WEST YARMOUTH, MA
SURROUNDED BY DOUBLE WASHED STONE ON ALL SIDES
FINE SAND
Prepared for: Joseph Cunningham, 1 Merganser Ln, West Yarmouth, MA 02673
SIDEWALL AREA: 2(12.8' + 25.0') X 2 = 151.2 S.F.
2.5Y 5/3
Engineering by:
SCALE
DRAWN
JOB. NO.
BOTTOM AREA: 12.8' x 25.0' = 320.0 S.F.
95.9 EST HIGH GW = 132" REDOX
TOTAL AREA: 471.2 S.F.
95.4 138"
Engineering Works, Inc.
1 "=20'
P.T.M.
153-18
..............................................................
NO GROUNDWATER ENCOUNTERED
PERC RATE <3 MIN./INCH
12 West Crossfield Road, Forestdale, MA 02644
DATE
CHECKED
SHEET No.
DESIGN FLOW PROVIDED: 0.74 GPD/SF(471.2 SF) = 348.7 GPD
(508) 477-5313
4/27/18
P.T.M.
2 of 2