HomeMy WebLinkAboutEngineer PlanLEGEND 'gar
an HreSiAfn �'oa
67 - - EXISTING CONTOUR a
x 100.98 EXISTING SPOT GRADE
OVERHEAD WIRES y
JAN 10 2024
G EXISTING GAS SERVICE „ 2
77
HEALTH DEPT. EXISTING CESSPOOL W EXISTING WATER SERVICE
TO BE PUMPED, FILLED M/TH ® `�_
SAND AND ABANDONED TEST PIT
BENCHMARK N LOCUS
LABAN LANE ®
Q 99.02 edge of pavement P 00 ET LOCUS MAP
99,77 ,_,. �-' --
,00
GENERAL NOTES:
100.47
18•
101.0
99,78 1. ALL CHANGES TO THIS PLAN MUST BE APPROVED BY THE LOCAL
75.00 100.68 x R�2 BOARD OF HEALTH AND THE DESIGN ENGINEER.
2. ALL WORK AND MATERIALS SHALL CONFORM TO THE REQUIREMENTS
x100,69 -9� �� 100,8 F� OF THE STATE ENVIRONMENTAL CODE, TITLE V, AND ANY APPLICABLE
] LOCAL RULES AND REGULATIONS, EXCEPT AS REQUESTED BELOW:
a 1 -310 CMR 15.405(b)- LOCAL UPGRADE APPROVAL
�� Myl
Q-i-1® - 1) A 10' variance, S.A.S. to cellar wall, fora 10' setback.
3. THE SEWAGE DISPOSAL SYSTEM SHALL NOT BE BACKFILLED PRIOR
EXISTING SEPTIC TANK TO INSPECTION AND APPROVAL BY THE BOARD OF HEALTH AND THE
TOP OF TANK, EL.=100.14 DESIGN ENGINEER.
INV.(OUT)=98.80(UERIFY) 101,01 x 4. ANY CONDITIONS ENCOUNTERED DURING CONSTRUCTION DIFFERING
r
--0 n FROM THOSE SHOWN HEREON SHALL BE REPORTED TO THE DESIGN
100.73 M� ENGINEER BEFORE CONSTRUCTION CONTINUES.
101.72 5. ALL ELEVATIONS BASED ON AN ASSIGNED DATUM.
3 101,40 0 6. THE DESIGN ENGINEER IS NOT RESPONSIBLE FOR THE FAILURE OF
'0 100.93 THE CONTRACTOR OR OWNER TO NOTIFY THE LOCAL BOARD OF
1014 �_f HEALTH FOR PROPER INSPECTIONS DURING CONSTRUCTION.
EXISTING _ 101,56 z
0 r,, 7. WATER SUPPLY PROVIDED BY TOWN WATER SERVICE.
0 PATIO HOUSE(#423) r , x 0
0 GARAGE T.O.F.=101.9i' I P 21 v q 8. THERE ARE NO WELLS WITHIN 100' OF THE PROPOSED S.A.S.
cn I o (,t ° °' 9. ALL AREAS CLEARED FOR CONSTRUCTION SHALL BE RESTORED AS
0 `D AGREED UPON BY OWNER AND CONTRACTOR OR AS OTHERWISE
SPIKE 4
3 ;. DIRECTED BY THE APPROVING AUTHORITIES.
L7ae
nth HM4th Deb*::; a._.iLt�C
� 10. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY
ff`T •D f I✓ THE LOCATION OF ALL UNDERGROUND UTILITIES, PRIOR TO BEGINNING
101,56, f 1C-�--�-CONSTRUCTION.
PATIO 101,38 x TP 11 x11. WHERE REQUIRED, CONTRACTOR SHALL REMOVE ALL UNSUITABLE SOILS
LOT 19 / Date IN THE AREA BENEATH AND FOR 5' ON ALL SIDES OF THE S.A.S. AND
9,583±S.F. 10'� 13 REPLACE WITH CLEAN SAND AS SPECIFIED IN 310 CMR 255(3).
12. AREAS REQUIRING STRIPOUT OF UNSUITABLE MATERIALS SHALL BE
0
INSPECTED BY DESIGN ENGINEER PRIOR TO BACKFILL.
N 13. THIS PLAN IS TO BE USED FOR SEPTIC SYSTEM PURPOSES ONLY AND
101,17x 101.04 NOT CONSIDERED TO BE A PROPERTY LINE SURVEY.
102.32 x 101.31 102.56 OF M 14. THE ENGINEER IS NOT RESPONSIBLE FOR ANY UNDOCUMENTED SEPTIC
x 100.00 �P��� ASSSYSTEM COMPONENTS NOT SHOWN ON THE PLAN.
TUMP � G
S 89' 16'S0" E S102,69 o PETER T. �, MAP ID: 1 00- 7
A BENCHMARK McENTEE
of # � COR.IBOTT. STEP U NoC1VIL
35109 N PROPOSED SEPTIC SYSTEM UPGRADE PLAN
EL.=102.08
) IC nR0 �Tx i, F £G/STE 423 NORTH MAIN STREET, YARMOUTH PORT, MA
d&tI �HOOD
PROPOSED S.A.S.
Prepared for: 423 North Main St LLC, 12 Courtyard Place, Lexington, MA 02420
Na 35031 s .A.S. Z
t d 2-500 GAL CHAMBERS 1 )�1 3 Engineering by: Surveying by: SCALE DRAWN JOB. NO.
SURROUNDED WITH STONE OWNER OF RECORD Engineering Works, Inc. Richard J. hood PL5 N.T.S. P.T.M. 262-23
423 NORTH MAIN STREET LLC 12 West Crossfield Road 12 Settlers Path DATE CHECKED SHEET N0.
�Y. a
��;•.y 12 COURTYARD PLACE Forestdole, MA 02644 Sandwich, MA 02563
LEXINGTON, MA 02420 (508) 477-5313 (508) 246-6260 11/17/23 P.T.M. 2 Of 2
PROPOSEDEXISTING SEPTIC TAN
:_•
PROVIDE OVER •
MANHOLES AND SET WITHIN 6" OF FINISH GRADE SET TO 6" OF GRADE
T.O.F=101.9±
00EL.=101.5
,loll @ I
- as owawana S 01 . c0 .
VC
EXISTING -'j 48" LIQUID -
1 LEVEL ADD GAS
NOTES:
1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPES &
INVERTS EXITING HOUSE, PRIOR TO INSTALLATION.
2) D-BOX SHALL BE SET LEVEL AND TRUE TO GRADE
ON A MECHANICALLY COMPACTED SIX INCH CRUSHED
STONE BASE, AS SPECIFIED 310 CMR 15.221(2).
3) INSTALL INLET & OUTLET TEES AS REQUIRED.
4) A GAS BAFFLE SHALL BE INSTALLED ON OUTLET TEE
AS MANUFACTURED BY TUF-TITE, ZABEL OR EQUAL.
DESIGN CRITERIA
NOTE: TO PREVENT BREAKOUT, THE PROPOSED
FINISH GRADE SHALL NOT BE < EL. 98.0
FOR A DISTANCE OF 15' AROUND THE
PERIMETER OF THE S.A.S.
PROPOSED S.A.S.
INSTALL RISER & COVER OVER ONE CHAMBER AND
SET TO 3" OF F.G. TO SERVE AS INSPECTION PORT
F.G. EL.=101.5f
MAINTAIN 2% SLOPE OVER S.A.S.
f-2" LAYER OF 1 /8" TO 1 /2"
DOUBLE WASHED STONE
(OR APPROVED FILTER FABRIC)
liP�INV.=97.70
2' EFF.
a�aaaa®DEPTH aaaaaaa-3/4"
TO 1-1/2" DOUBLE
2.6' 4.8' 2.6'
WASHED STONE
INV.=97.87
INV.=98.8f D-BOX
EFFECTIVE WIDTH = 10'
(VERIFY) 3 OUTLETS
INV.=97.50
H-10
2-500 GALLON
LEACHING CHAMBERS WITH
STONE
AROUND
AND BETWEEN CHAMBERS AS
SHOWN
INSTALL PIPE
H-10 RATED
BETWEEN CHAMBERS
TOP CONC. ELEV.=
98.8t
41
BREAKOUT ELEV.=
98.00
INV. ELEV.=
97.50
aaBE
a a®B
' / EXISTING ' /
HOUSE(#423)
T.O.F.=101.9f'
PROPOSED S.A.S.
2-500 GAL CHAMBERS
SURROUNDED WITH STONE
BOTTOM ELEV.= 95.50 a '
4' ENDS 8.5' 4' S.A.S. LAYOUT
4' OF NATURALLY OCCURRING EFFECTIVE LENGTH = 29.0'
PERVIOUS MATERIAL
5' ABOVE GROUNDWATER
LEACHING SYSTEM SECTION
NO GROUNDWATER, EL.=90.00 -
3/4" TO 1-1/2" DOUBLE -- ---- ------ -----
WASHED STONE
423 North Main Street,
South Yarmouth, MA
SEPTIC SYSTEM PROFILE 3" LAYER OF ,
DOUBLE WASHED HEED STT ONEE
I
(OR APPROVED FILTER FABRIC) Gil Bedroom
t dl I 11'X 36'
NUMBER OF BEDROOMS: 3 BEDROOMS
SOIL TEXTURAL CLASS:
CLASS I (LOADING RATE=0.74 GPD/SF)
DESIGN PERCOLATION
RATE: <2 MIN/IN
DAILY FLOW: 330
GPD
DESIGN FLOW: 330
GPD
GARBAGE GRINDER: NO
-not allowed with design
LEACHING AREA REQUIRED: (330 GPD) = 445.9 SF
.74 GPD/SF
EXISTING SEPTIC TANK:
1000 GALLON CAPACITY
PROPOSED D-BOX: 1
INLET, 3 OUTLET (MIN.), H-10 RATED
USE 2-500 GALLON
LEACHING CHAMBERS IN SERIES WITH
STONE AROUND AND
BETWEEN CHAMBERS (10.0' x 29.01
SIDEWALL AREA:
2(10.0' + 29.0') X 2 = 156.0 SF
BOTTOM AREA:
10.0' x 29.0' = 290.0 SF
TOTAL AREA: .................................................
.... ...... 11.446.0 SF
DESIGN FLOW PROVIDED: 0.74 GPD/SF(446.0 SF) = 330.0 GPD
SOIL LOG
DATE: NOVEMBER 13, 2023
SOIL EVALUATOR: ANNA WIMMER SE-14615
WITNESS: BARRY LEWIS HEALTH AGENT
ELEV. T P -1 DEPTH ELEV. T P- 2 DEPTH
101.5 A 011 101.5 q 10"
LOAMY SAND
100.5 B 10YR 4/2
LOAMY SAND
10YR 5/6
98.7
C1MED. SAND
98.2 10YR 5/6
2MED. SAND
97.9 2.5Y 6/4
3MED. SAND
5
96.2 C4YR 5/8
MED. SAND
2.5Y 7/3
LOAMY
SAND
10YR
4/2
12"
100.5
B
LOAMY
SAND
10YR
5/6
34"
98.7
1MED.
SAND
10YR
5/6
40"
98.2
2MED.
SAND
2 .5Y
6/4
44"
97.9
3MED.
SAND
5YR
5/8
63"
96.2
C4
MED.
SAND
2.5Y
7/3
90.0 138" 90.0
PERC RATE <2 MIN/IN. "C" HORIZON
NO GROUNDWATER ENCOUNTERED
12"
34"
40"
44"
63"
138"
a"xtyeoot,t ._a
Mill SECOND FLOOR
tag:tr ,� tr.ts
II a
tr.m j tr�tr
FIRST FLOOR
BASEMENT
PROPOSED SEPTIC SYSTEM UPGRADE PLAN
423 NORTH MAIN STREET, YARMOUTH PORT, MA
Prepared for: 423
North Main St LLC, 12
Courtyard Place,
Lexington,
MA 02420
Engineering by:
Surveying by:
SCALE
DRAWN
JOB. NO.
Engineering Works,
Inc.
Richard J. Hood PL5
N.T.S.
P.T.M.
262-23
12 West Crossfield Road
Forestdole, MA 02644
12 Settlers Path
Sandwich, MA 02563
DATE
CHECKED
SHEEP NO.
(508) 477-5313
(508) 246-6260
11/17/23
P.T.M.
2 Of 2