HomeMy WebLinkAboutEngineered Plans - Rev. 2015o�
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Date
JANUARY 25, - 201'5, -'
REV: MARCH 4, 2015
REV: MAY 4, 2015
YARMOUTH
LEGEND
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PROPOSED CONTOUR
9®
PROPOSED SPOT GRADE
98 — —
EXISTING CONTOUR
+ 96.52
EXISTING SPOT GRADE
W—
PROPOSED WATER SERVICE
PARCEL ID: MAP 134 PAR. 3.2 LOT AREA: 24,800 SF
TEST PIT
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JANUARY 25, - 201'5, -'
REV: MARCH 4, 2015
REV: MAY 4, 2015
YARMOUTH
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LOCUS
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LOCUS MAP
LOCUS INFORMATION
TITLE REF: BK 3742 PG 035 ZONE: R-40
PLAN REF: BK 205 PG 135 F: 30' S/R: 20'
PARCEL ID: MAP 134 PAR. 3.2 LOT AREA: 24,800 SF
NOT IN ZONE OF CONTRIBUTION BLDG AREA: 2,451 SF
COVERAGE: 9.9%
PROPOSED DWELLING
SITE AND SEWAGE PLAN
LOCATED AT:
YARMOUTH, MA
PREPARED FOR
BOB DUNPHY
DUBLIN COMPANIES
OF �Assq
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ROBB B.
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No. 35418
No. 1140 "
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REG/SiE��o
MNITAR\'
EASTBOUND
LAND SURVEYING
P.O. BOX 442
FORESTDALE, MA 02644
508-477-4511
SHEET 1 OF 2
T0'� Y
. '
EL: 99.0
F
-G.EL: 98.0
EL. 94.75
INV. 94.45
NOTE: MAGNETIC TAPE TO BE PLACED OVER ALL COVERS
NOTE: PLACE RISERS OVER ALL COVERS W/IN 6" OF GRADE
f.G.EL: 98.0 F.G. EL: 97.0
I TOP TANK=EL. 95.5 I 1
10"I
TEE'S ARE TO BE 14
4' SCH 40 PVC
BAFFLE
PROP. 1,500 GALLON SEPTIC TANK
GAS BAFFLE TO BE INSTALLED ON
OUTLET TEE AS MANUFACTURED BY
TUF-TITE, ZABEL, OR EQUAL
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
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 ASSUMED 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. ALL AREAS DISTURBED DURING CONSTRUCTION SHALL BE RESTORED
TO A CONDITION AGREED UPON BETWEEN OWNER AND CONTRACTOR.
9. IT SHALL BE THE RESPONSIBIUTY OF THE CONTRACTOR TO VERIFY
THE LOCATION OF ALL UNDERGROUND UTILITIES, PRIOR TO BEGINNING
CONSTRUCTION.
10. THE DESIGN OF THIS SYSTEM DOES NOT ALLOW
FOR THE USE OF A GARBAGE GRINDER
11. 48 HOUR NOTICE FOR ENGINEER CERTIFICATION
12. NO WETLANDS WITHIN 100 FT. OF PROPOSED LEACHING
13. NO PRIVATE WELLS WITHIN 100 FT. OF PROPOSED LEACHING
14. ALL PIPING TO BE 4" SCH 40 0 1/8"/'FT (UNLESS SPEC. OTHERWISE)
FINISHED GRADE (97.0)
MAINTAIN 2% MIN SLOPE OVER LEACHING AREA
2" OF 3/8" DOUBLE WASHED
STONE OR FILTER FABRIC
4" SCH 40 PVC
@ S= 1% (MIN.
INV. 94.05 2' EFF. DEPTH
I NV. 94.20 I INV. 93.85
PROPOSED DB -3
(H20) DISTRIBUTION BOX
OF MqS
D RREN M.
Y
-N 1140
'PE�GIST E���
�S�N I TA��Aa
SEPTIC SYSTEM PROFILE
SOIL LOGS
INV. ELEV.= 93.65
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4'/ ( 3 X 8.5'
TOP CONIC. ELEV.= 94.65
INV. ELEV.= 93.65 -
BOTTOM EL.= 91.65
'SEPARATION 5.00 FT.
ADJUST. GRNDWATER EL: 86.65
DATE: MAY 30, 2013
SOIL EVALUATOR: DARREN MEYER, CSE 1614
WITNESS: PHIL RENAUD, YARMOUTH HEALTH
Elev. TH -1 Depth Elev. TH - 2 Depth
97.65 A 0' 97.85 A 0"
LOAMY SAND LOAMY SAND
1OYR 3/1 10YR 3/1
97.15 6" 97.10 9"
B LOAMY B LOAMY
SAND SAND
10YR 6/8 10YR 6/8
94.98C 32" 94.35 C 42"
BOTTOM
PERC O EL 93.15 MEDIUM MEDIUM
SAND SAND
I
2.5Y 7/4 2.5Y 7/4
86.65 132" 86.85 132"
PERC RAT'ci<2 MIN/IN. ('C" 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 Evol. Exam in October, 1999.
EFFECTIVE LENGTH = 33.5'
3/4" - 1-1/2"
DOUBLE WASHED STONE
4'
BREAKOUT
ELEV.= 94.•65
SOIL ABSORPTION SYSTEM (SECTION)
(500 GALLON LEACH CHAMBER)
DESIGN CRITERIA
NUMBER OF BEDROOMS ""'0
SOIL TEXTURAL CLASS: CLASS I (0.74 GPD/SF)
DESIGN PERCOLATION RATE: <2 MINAN
DAILY FLOW: 110 G.P.D. X 4 BR = DESIGN FLOW: 440 G.P.D.
GARBAGE GRINDER: NO (not designed for garbage grinder)
SEPTIC TANK: 440 gpd x 200% = 880 gpd, USE NEW 1,500 GAL. SEPTIC TANK
LEACHING AREA REQUIRED: (440) = 594.59 S.F.
.74
USE THREE (3) 500 GALLON PRECAST LEACH CHAMBERS W/
4' STONE
ON ENDS & 3.75' STONE ON SIDES: 33.5' L x 12.5' W x
2'D
BOTTOM AREA: 33.5' x 12.5'= 418.75 SF
SIDE AREA: (33.5 + 12.5) X 2 X 2 = 184 SF
TOTAL SQUARE FEET PROVIDED = 602.75 vs. 594.59 REQ'D
DESIGN FLOW PROVIDED: 0.74(602.75 S.F.) = 446 G.P.D. vs. 440 G.P.D. req'd
PROPOSED SEPTIC SYSTEM UPGRADE PLAN
9 ACORN HILL DRIVE, YARMOUTH, MA
Prepared for: Dunphy/Dublin Companies
System Design by:
Survey by:
SCALE
DRAWN
DATE
MEYER & SONS, INC.
EASTBOUND
LAND SURVEYING
NTS
DMM
01/25/15
PO BOX 981
EAST SANDWICH, MA 02537
P.O. BOX 442
FORESTDALE, MA 02644
REV- DATE
REV. DATE
SHEET N0.
508-362-2922
508-477-4511
03/04/15
05/03/15
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