HomeMy WebLinkAbout17.123.1 - Site and Sewage Plan (Copy 3)SYS.
T.O.F. AT EL. 10.75' B
ACCESS COVER TO WITHIN 6' OF FIN. GRADE
USLAR 0 10 48 A ACCESS COVER (WATERTIGHT) TO
MINIMUM .75. OF' COVER OVER PRECAST WITHIN 9- OF FIN. GRADE
g Note: 2" drop in septic tan In RUN PIPE LEVEL
'S tem A
8.44' * FOR FIRST 2'
A 7.48'** PROPOSED 1500 7.71' B B 1
GALLON SEPTIC 7.21' 7.47' 7.
g 7.96' TANK (H— 10) GAS �—
A
**EXIST
ift
CRUSHED STONE OR MECHANICAL
• _ - _IPACTION. (15.221 [2])
DEPTH OF FLOW = 4
(l—% SLOPE)
TEE SIZES:
* PROP. INLET DEPTH a 14"
INVERT ouTLET DEPTH - 19"
ELEV. SYSTEM A 11' SYSTEM A
FOUNDATION— — SEPTIC TANK
SYSTEM B 24' SYSTEM B
O
D
r-
D
�1
LOT 1 O
7.1'
SEY'I'IC PROFILE
(NOT TO WAW
2% SLOPE REQUIRED OVER SYSTEM
2' DOUBLE WASHED PEASTONE
£'..5'
3' Mi%X.
7.6'
X3/4" TO 1 1/2" DOUBLE WASHED STONE
NOTE: NO D'BOX IN SYSTEM A
- 15•
D' BOX LEACHING
20' fi•
FACILITY
APPROVED DATE
NOTE: BUILDING SEWER EXIT
PIPE MUST BE RAISED BY
PLUMBER TO 27 3/4" BELOW
TOP OF FOUNDATION
97.50
7PR
G
EXIST. DULX
110
3 BEDROOM/�D�E�C�K�
/ SYSTEM B i' /1111J1
a \
l 1 -,SYSTI
v
//
�12 DECK ST
3 BEDROOM
\\�\ SYSTEM A/
so
Q:> c�
�I EXIST
to \ .CT D
CAD TANK
IV
-
\' PROPOSED i (REMOVE)
m I GARAGE I P
/ TREE 53' TREE
/ LOT fOD SHED
15513 sq.ft ( J
0.36 Acres /
97.50
TBM - TOP
OF CONC. BND
EL = 8.90 (NGVD)
JOB # 97-287
TEST HOLE LOGS
ASSESSORS MAP 13 PARCEL H1 -10D
ENGINEER: D.A. OJALA, S.E.
ZONING DISTRICT: R25 (CURRENT)
WITNESS: RICK JUDD
CIVIL
YARD SETBACKS:
_ PERC. RATE _ <' 2 MIN/IN
FRONT = 30'
CLASS I SOILS DATE:
9/20/97
SIDE = 6'
REAR = 20
0 Q E8 .
PLAN REF. - 87/77
A
FLOOD ZONE: Al2 ELEV. 12
A B
S.L.
SEPTIC DESIGN: (GARBAGE DISPOSER Is NOT ALLOWED )
6.6' 6.76
17-
7.5 YR
4/2
DESIGN FLOW: 6 BEDROOMS (110 GPD) = 660 GPD
USE A 660 GPD
DESIGN FLOW
5"
B
SEPTIC TANK:
660
_GPD jM
4'
L.S.
USE A 1500
GALLON SEPTIC TANK
4.16'
LEACHING:
10 YR 5/6
'
20
6.6
SIDES:
34'
x 27' (.74)
C
BOTTOM:
= 679 uP�
2.6
M.S.
TOTAL: 918
S.F. 679 GPD
2.5Y 7/6
USE 34' X 27' LEACH FIELD OF 4 ROWS OF 5 STD.
MA
26
INFILTRATORS
EACH WITH 3' OF STONE BETWFFN
obs. water ROWS A
120"
120'
(PER DEED) \ /
HALF OF NT
' 22,013 s.f. +/- \
/ (TO CURRENT
t WETLAND UNE) I !
I I
\ SYSTEM B
f 1
8.5 i r
X102'
I �
m + +
I
3400 \ 1
NOTE: NO
fn
1 D'BOX IN \ \
1 SYSTEM A - \ \ on
>
13.5 USE "T' \\ I
EXIST. LEACH PIT (PUMP AND FILL WITH 1 0
SAND OR REMOM, 1 \
1 I 1 1
I I 1
\ 1
LOT 10D & SOUTHERLY HALF OF LOT 11 \ 255' (PER \
COMBINED UPLAND = 37,526 S.F. 8 j DEED)
C• -.T... d h e.0 I t -I �f�� O�
I
*
LOCATION MAP SCALE 1"= Zoog
NOTES:
1. DATUM IS NGVD
2. MUNICIPAL WATER IS EXISTING
3. MINIMUM PIPE PITCH TO BE 1/8' PER FOOT.
4. DESIGN LOADING FOR ALL PRECAST UNITS TO BE AASHO H-10
5. PIPE JOINTS TO BE MADE WATERTIGHT.
6. CONSTRUCTION DETAILS TO BE IN ACCORDANCE WITH MASS.
ENVIRONMENTAL CODE TITLE V.
7. THIS PLAN IS FOR PROPOSED WORK ONLY AND NOT TO BE
USED FOR LOT UNE STAKING.
S. PIPE FOR SEPTIC SYSTEM TO SCH. 40-4 PVC.
9. COMPONENTS NOT TO BE BACKFILLED OR CONCEALED WITHOUT
INSPECTION BY BOARD OF HEALTH AND PERMISSION OBTAINED
FROM BOARD OF HEALTH.
i0- PUMP & REMOVE (OR FILL W/CLEAN SAND) EXISTING CESSPOOLS.
"MAXIMUM FEASIBLE COMPLIANCE"
SITE AND SEWAGE PLAN
OF UNITS 10 & 12 off SALT MARSH LN.
IN THE TOWN OF:
(WEST) YARMOUTH
PREPARED FOR: DIANE MOUDOURIS
20 0 20 40 60
SCALE: 1' = 20' DATE: JANUARY 10, 1998
off 508-362-4541
fax 508 382-9880
I
down cape engineering, Inc.
CIVIL ENGINEERS
LAND SURVEYORS
939 main st. yarmouth, ma 02675
DATE
ARNE H.
OJALA
CIVIL
�,(No
2
Na 90792
6348
W11 --A
11 -C I AA( V-"
H�OJALA, P.E., P.L.S.