HomeMy WebLinkAboutEngineer Plans - 2020-100- EXISTING CONTOUR
x 100.98 EXISTING SPOT GRADE
6?wllageBrook Road
-W-EXISTING WATER SERVICE
t�hilV U Fl ZOZ1
EXISTING LEACH
PIT /
oO'o xi
- G - EXISTING GAS SERVICE
70 BE PUMPED, FILLED WITH V
-OHW-OVERHEAD WIRES x
n11i:�l'I
LCP 3p6,
SAND AND ABANDONED:
e�oo
TEST PIT
se
EXISTING SEPTIC TANK
BENCHMARK
TOP of TANK,
EL.=101.02
LEGEND e'
INV. (OUT)= 99.69_-(VER1FY)
�y�'
BENCHMARK�jo����
COR./CONC. STEP
Wm09th Heafth A ` . _. 1
EL.=102.59
`DMaPtNCat
♦LD ` LOCUS MAP
NOT TO SCALE
IF
FND -
CB
ate GENERAL NOTES:
fent
'00" E
104.87 Name
107.86 105,40 120 0'
0
1. ALL CHANGES TO THIS PLAN MUST BE APPROVED BY THE LOCAL
ij 106.
\
BOARD OF HEALTH AND THE DESIGN ENGINEER.
SHED 12,g'
J
VENT "
2. ALL WORK AND MATERIALS SHALL CONFORM TO THE REQUIREMENTS
OF THE STATE ENVIRONMENTAL CODE, TITLE V, AND ANY APPLICABLE
1
LOCAL RULES AND REGULATIONS, EXCEPT AS REQUESTED BELOW:
/-
1. 1\
10'
m
HE 106.24'
V
f-- :;'rte•
YC.f 0 13
-310 CMR 15.405(1)(b): LOCAL UPGRADE APPROVAL
1) A 9' variance, S.A.S. to cellar wall, for on 11' setback.
•°.'
107410 103.91
01.$9 X�� .� ~ y ..... � F-:': 0 ;':.1
10143'
PROPOSED S.A.S.
2) A 2' variance to the 3' maximum cover requirement, for up to
5' of max. cover. S.A,S, shall be H-20 and vented.
102.01
-{= •, Ir•:" `'1""�
0.
•.1,1.,. '.�'IN
2-500 GALLON CHAMBERS
3. THE SEWAGE DISPOSAL SYSTEM SHALL NOT BE BACKFILLED PRIOR
104�/,s 102.1
0 10,22'
SURROUNDED W/4' STONE
TO INSPECTION AND APPROVAL BY THE BOARD OF HEALTH AND THE
DESIGN ENGINEER.
%� 013e
101.81T
4. ANY CONDITIONS ENCOUNTERED DURING CONSTRUCTION DIFFERING
tf
X
FROM THOSE SHOWN HEREON SHALL BE REPORTED TO THE DESIGN
AT10 BM ' 101.48
ENGINEER BEFORE CONSTRUCTION CONTINUES.
w
rinse BH
J02,19
2,59
Q')
/ 5. ALL ELEVATIONS BASED ON AN ASSUMED DATUM.
/ 6. THE DESIGN ENGINEER IS NOT RESPONSIBLE FOR THE FAILURE OF
o'pO
t
9981
/
INSTALL 40 MIL POLY LINER
VVV THE CONTRACTOR' OR OWNER TO NOTIFY THE LOCAL BOARD OF
p
OO
FOR PROPER INSPECTIONS DURING CONSTRUCTION.
.- 101.9
,EXISTING
,,rr�
TOP OF LINER, EL.POLY
cn ! BOTT. OF LINER, EL.=96.0
`HEALTH
Y/. WATER SUPPLY PROVIDED BY TOWN WATER SERVICE.
Z
GARAGE
103.Q7 i
/NOUSE(1`54)
�/
��
�
THERE ARE NO WELLS WITHIN 100' OF THE PROPOSED S.A.S.
�"
F.F.=103. ft
99989.
Y� �/''`�}O
O
ALL AREAS CLEARED FOR CONSTRUCTION SHALL BE RESTORED AS.
AGREED UPON BY OWNER AND CONTRACTOR OR AS OTHERWISE
/ `t+-ry 0
C
DIRECTED BY THE APPROVING AUTHORITIES.
10. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFY
70
X
OF Mass
THE LOCATION OF ALL UNDERGROUND UTILITIES, PRIOR TO BEGINNING
CONSTRUCTION.
101
/,..� 101.06
CyG✓'
PETER T.
11. WHERE REQUIRED, CONTRACTOR SHALL REMOVE ALL UNSUITABLE SOILS
McENTEE �,
IN THE AREA BENEATH AND FOR 5' ON ALL SIDES OF THE S.A.S. AND
Q
LOT 2O
o CIVIL
REPLACE WITH CLEAN SAND AS SPECIFIED IN 310 CMR 255(3).
102
1 101 24
3 ,�//
•�
.�
12,000.±SF
No. 35109
12. AREAS REQUIRING STRIPOUT OF UNSUITABLE MATERIALS SHALL BE
W
L =' P
X 99.47
/
I E @
INSPECTED BY DESIGN ENGINEER PRIOR TO BACKFILL.
p2'N
13, THIS PLAN IS TO BE USED FOR SEPTIC SYSTEM PURPOSES ONLY AND
NOT CONSIDERED TO BE A PROPERTY LINE SURVEY.
.-9
120.00'
"
CB -� 14. THE ENGINEER IS NOT RESPONSIBLE FOR ANY UNDOCUMENTED SEPTIC
` ^ SYSTEM COMPONENTS NOT SHOWN ON THE PLAN
(
N 12°10'00" W ,�-'"
97.18 `'`ZZ
15. SUBJECT SITE LIES WITHIN A STATE REGULATED ZONE II.
-'
95.94
PARCEL ID: 68-09
101.27 100.42
98'88
97'86
9666
'PLAN REVISION 12/22/20
PROPOSED SEPTIC SYSTEM UPGRADE PLAN
/
ADDPOLY LEER, ADD NOTE 15
54 VILLAGE BROOK RD SOUTH YARMOUTH MA
VILLAGE
BROOK
ROAD
AND HANGE BEDROOM
O
OWNER OF RECORDUNT
Prepared for: D.A. Brown, Inc., P.O. Box 145, Centerville, MA 02632
POOLE, JOHN B
CAREY, NOREEN E
Engineering by: SCALE DRAWN JOB. NO.
Engineering Works, Inc. 1"=20' P.T.M. 287-20
PLAN REFERENCE
Nl/
54 VILLAGE BROOK RD
12 West Crossfield Road, Forestdole, MA 02644 DATE CHECKED SHEET NO.
CERTIFIED PLOT PLAN
BY RYDER & WILCOX,, ORLEANS, MA, DATED 11/21/02
S. YARMOUTH, MA 02664
(508) 477-5313 11/1/20 P.T.M. 1 Of 2
VA
L
SEPTIC TANK
INSTALL RISERS & COVERS OVER INLET
AND SET TO 6" OF FINISH GRADE.
T.O.F.=103.1 ±
-E.G. EL.=101.5± � F.G. EL.=101.8±
L= 24'
® S=1% (MIN.)
4'SCH40 PVC
48" LIQUID
LEVEL ADD
GAS BAFFLE INV.=98.17
INV.=99.69±
EXISTING
EXISTING SEPTIC TANK
NOTES:
1) CONTRACTOR SHALL VERIFY ALL EXISTING PIPE
INVERTS, PRIOR TO INSTALLATION.
2) D -BOX SHALL BE SET LEVEL AND TRUE TO GRADE ON A
MECHANICALLY COMPACTED STABLE BASE OR 6' CRUSHED
STONE BASE, AS SPECIFIED IN 310 CMR 15.221(2).
3) INSTALL INLET & OUTLET TEES AS REQUIRED.
4) CONTRACTOR SHALL INSTALL A GAS BAFFLE ON
THE OUTLET TEE.
DESIGN CRITERIA
NOTE: TO PREVENT BREAKOUT, THE PROPOSED
FINISH GRADE SHALL NOT BE < EL:98.00
FOR A DISTANCE OF 15' AROUND THE
PERIMETER OF THE S.A.S.
PROPOSED D -BOX / PROPOSED S.A.S.
INSTALL WATERTIGHT RISER & / PROVIDE ONE ACCESS MANHOLE TO WITHIN 3"
COVER SET TO 6" T GRADE VVV OF FINISH GRADE FOR INSPECTION PURPOS
F.G. EL.=100,0± VENT
F.G. EL.=101.5± to 103.0±
MAINTAIN 2% GRADE (MIN.) OVER S.A.S.
L = 5'
® S=1% (MIN.)
4"SCH40 PVC
16r)
2' EFF.DEPTH
PROPSED7.x/-a1F`
.
D BOX
INV.=97.50 -
TOP CONC. ELEV.=98.6±
BREAKOUT ELEV.=98.00
INV. ELEV.=97.50
BOTTOM ELEV.=95.50-
4' MIN. OF NATURALLY OCCURRIt
PERVIOUS MATERIAL
5' MIN. ABOVE GROUNDWATER
BOTT. OF TP, EL.=89.7
SEPTIC SYSTEM PROFILE
NUMBER OF BEDROOMS: 2
SOIL TEXTURAL CLASS: CLASS I
DESIGN PERCOLATION RATE: <2 MIN/IN
(0.74 GPD/SF LOADING RATE)
DAILY FLOW: 220 GPD
DESIGN FLOW: 330 GPD
GARBAGE GRINDER: NO
LEACHING AREA REQUIRED: (330 GPD) = 445.9 SF
74 GPD/SF
EXISTING SEPTIC TANK: 1000 GALLON CAPACITY
PROPOSED DISTRIBUTION BOX: 1 INLET, 3 OUTLETS
USE 2-500 GALLON LEACHING CHAMBERS IN SERIES
SURROUNDED BY DOUBLE WASHED STONE ON ALL SIDES
SIDEWALL AREA: 2(12.8' + 25.0') X 2 = 151.2 S.F.
BOTTOM AREA: 12.8' x 25.0' = 320.0 S.F.
TOTAL AREA: ...................................... .. ... . ........... .471,2 S.F.
DESIGN FLOW PROVIDED; 0.74 GPD/SF(471.2 SF)348.7 GPD
4.8 q''
EFFECTIVE WID' 4
TH = 12.8'
-�1 2 x 8.5'=17.0'
EFFECTIVE LENGTH = 25.0'
LEACHING SYSTEM SECTION
TO 1-1
WASHED
SEPTIC LAYOUT
�1�11 AIS til (� 1�1 �1 t'=111
�
.. \
1=11 1�1� L. 11�11�11 111 1=f
3" LAYER OF 1/8" TO 1/2"
DOUBLE WASHED STONE
(OR APPROVED FILTER FABRIC)
SOIL LOG✓
DATE: OCTOBER 20, 2020
SOIL EVALUATOR: PETER McENTEE PE(SE#1542)
WITNESS: MALLORY LANGLER, R.S. HEALTH AGENT
ELEV. TP DEPTH
100.7 A all
100.3
98.2
95.0
LOAMY SAND
10YR 4/2
B
LOAMY SAND
10YR 5/8
C1
MEDIUM SAND
2.5Y 6/4
5"
500 GALLON CAPACITY, H-20 LOADING
3 CHAMBERS
m
cz
FINE SAND
2,SY 7/4
89.7 132"
NO GROUNDWATER, PERC RATE: <2 MIN./IN.
58"
PROPOSED SEPTIC SYSTEM UPGRADE PLAN
54 VILLAGE BROOK RD, SOUTH YARMOUTH, MA
Prepared for: D.A. Brown, Inc., P.O. Box 145, Centerville, MA 02632
Engineering by: SCALE DRAWN JOB. N0.
Engineering Works, Inc. NTS P.T.M. 287-20
12 West Crossfield Road, Forestdale, MA 02644 DATE CHECKED SHEET NO.
(508) 477-5313 11/1/20 P.T.M. 2 of 2
4" KNOCKOUT
20" DIA. COVER
4" KNOCKOUT 04" KNOCKOUT
4" KNOCKOUT
500 GALLON CAPACITY, H-20 LOADING
3 CHAMBERS
m
cz
FINE SAND
2,SY 7/4
89.7 132"
NO GROUNDWATER, PERC RATE: <2 MIN./IN.
58"
PROPOSED SEPTIC SYSTEM UPGRADE PLAN
54 VILLAGE BROOK RD, SOUTH YARMOUTH, MA
Prepared for: D.A. Brown, Inc., P.O. Box 145, Centerville, MA 02632
Engineering by: SCALE DRAWN JOB. N0.
Engineering Works, Inc. NTS P.T.M. 287-20
12 West Crossfield Road, Forestdale, MA 02644 DATE CHECKED SHEET NO.
(508) 477-5313 11/1/20 P.T.M. 2 of 2