HomeMy WebLinkAboutDecision 4558LEGEND
100.0 PROPOSED SPOT ELEVATION
100x0 EXISTING SPOT ELEVATION
100 PROPOSED CONTOUR
- 100 - EXISTING CONTOUR
(FOR ADD'N ONLY)
SYSTEM DESIGN.
GARBAGE DISPOSER IS NOT ALLOWED
DESIGN FLOW: 2 BEDROOMS ® 110 GPD = 220 GPD
USE A 220 GPD DESIGN FLOW
SEPTIC TANK: 220 GPD (2) = 440
USE A 1500 GAL. SEPTIC TANK
LEACHING:
SIDES: 2 (21 + 8.8) 2 (.74) = 88 GPD
BOTTOM 21 x 8.8 (.74) = 137 GPD
TOTAL: 304 S.F. 225 GPD
USE (2) 500 GAL. LEACHING CHAMBERS (ACME OR EQUAL)
WITH 2' STONE ALL AROUND
APPROVED DATE
EXISTING 3 BEDROOM
SEPTIC SYSTEM TO
REMAIN
MA
BOARD OF HEALTH
LOT 1
46,205 SF
1.06 ACRES
C:
SYSTEM PROFILE
TOP FNDN. AT EL. 52.6±' ACCESS COVER TO WITHIN 3" OF FIN. GRADE
ACCESS COVER TO WITHIN 6" OF FIN. GRADE (NOT TO SCALE)
(OR BRING TO GRADE IF WITHIN DRIVEWAY) ACCESS COVER (WATERTIGHT) TOI,=
(OR BRING TO GRADE IF WITHIN DRIVEWAY)
MINIMUM .75' OF COVER OVER PRECAST WITHIN 6' OF FIN. GRADE
50,0' _ (OR BRING TO GRADE IF WITHIN DRIVEWAY) 2% SLOPE REQUIRED OVER SYSTEM
48.24'
PROPO:(H
00
GALLIC 4
48.0' TANK0 )
E
PIPE LEVEL
FIRST 2'
o
(-L- % SLOPE) �_NICA
6" CRUSHED STONE OR MECHAL
COMPACTION. (15.221 [2]) MIN.
DEPTH OF FLOW = 4' (L.-6-% SLOPE) (-L-% SLOPE)
TEE SIZES:
INLET DEPTH = 0_ D'BOX TO BE WATER TESTED FCR LEVELNESS
OUTLET DEPTH = 14"
FOUNDATION- 12' - SEPTIC TANK
/ - 42 4
44 43
45
/ 46 \
47768.96'
48
r I
I
A9 �
TH1
Q)
50
40
30' D' BOX
Q
LIP
5� OLD
2 3 \\
r S0 GRAVEL
(/ 0 \ DRIVE / N
I S�
EXISTING DWELLING I ,�
TF = 52.6'
GAR. SLAB
1
C
1-.2 0
OLD TH 3 n
}1 C
x BRICK
52 PATIO
x
x
X )0
I h�
/ 8" OAK
x
l
x
SHED
L J
hry
PROP.
ADD'N.
OLD TH 1
s,
10" ASH
k
k
k
J R9
2" DOUBLE WASHED PEASTONE
OR GEOTEXTILE FABRIC
3' MAX.
4R n'
=r7
OLD
WITNESS: BRUCE MURPHY,
v 0000
o"
47.2L/E7
4.5'
O
C7
O O O O =1
O
-
0000
DATE: MARCH 25, 2008
- 01,
0 0000
2.5'
2'
77
< 2 MIN/INCH
D O O O
�
3/4" TO
1
1/2"
DOUBLE WASHED
STONE
H-20
500
GAL. CHAMBERS
ELEV.
10'
ELEV.
LEACHING
50'
0.50.8'
12'
FACILITY
PROPOSED 2 BEDROOM SAS. ENGINEER TO
CERTIFY SUITABLE SOILS PRIOR TO 16'
INSTALLATION.
5.2'
BOTTOM TH 2 EL. 39.8'
50
OLD
WITNESS: BRUCE MURPHY,
4
o"
RS
4.5'
PERC. RATE _ < 4 MIN/INCH
WITNESS: BRUCE
T & S
0.3'
ELEV.
OXIDE LAYER
DATE: MARCH 25, 2008
- 01,
FILL
2.5'
T & S
50
(DCE)
WITNESS: BRUCE MURPHY,
FINE SAND
1
RS
4.5'
PERC. RATE _ < 4 MIN/INCH
WITNESS: BRUCE
MURPHY,
ELEV. OLD
ELEV.
OXIDE LAYER
DATE: MARCH 25, 2008
- 01,
6,
SAND
T & S
(
< 2 MIN/INCH
CLAY
8'
CLASS I
SOILS
p•
PROVIDE VENT WITH CHARCOAL FILTER AND
BUGSCREEN (FINAL PLACEMENT WITH
HOMEOWNER CONSULTATION)
9'
OXIDE LAYER
ELEV.
ELEV.
MED SAND
50'
0.50.8'
12'
GRAVEL
PROPOSED 2 BEDROOM SAS. ENGINEER TO
CERTIFY SUITABLE SOILS PRIOR TO 16'
INSTALLATION.
h BENCHMARK: USE CONC. BOUND
^• AT ELEVATION 55.2'
N
7,0 PSN f S� f fr (NO 50 53
vl� A00fss��
NOTES
1. DATUM IS ASSUMED
2. MUNICIPAL WATER IS EXISTING
3. MINIMUM PIPE PITCH TO BE 1/8" PER FOOT.
4. DESIGN LOADING FOR SEPTIC TANK TO BE AASHO H-20
D'BOX AND CHAMBERS TO BE H-20 ALSO
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 LINE STAKING OR ANY OTHER PURPOSE.
8. 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.
10. CONTRACTOR SHALL BE RESPONSIBLE FOR CALLING
DIGSAFE (1-888-344-7233) AND VERIFYING THE LOCATION
OF ALL UNDERGROUND & OVERHEAD UTILITIES PRIOR TO
COMMENCEMENT OF WORK.
11. ANY UNSUITABLE MATERIAL ENCOUNTERED SHALL BE
REMOVED 5' BENEATH AND AROUND THE PROPOSED
LEACHING FACILITY.
TEST HOLE LOGS
ENGINEER: JAMES JODICE
(DCE)
WITNESS: BRUCE MURPHY,
RS
DATE: MARCH 31, 1993
RS
PERC. RATE _ < 4 MIN/INCH
WITNESS: BRUCE
MURPHY,
ELEV. OLD
ELEV.
V
DATE: MARCH 25, 2008
- 01,
50' 01,
0.5'
T & S
PERC. RATE _
< 2 MIN/INCH
OLD
4
CONCRETE 0.5' T & S
1'
FINE SAND
A r.'
7'
CLAY
MED SAND
i MED. SAND
6'
15' �� 40_0' 10'
NO GROUNDWATER ENCOUNTERED
ILI 2,60tb
DATE
SCD
CLAY
ELEV.
50_8'
39.8'
LOCUS MAP
NOT TO SCALE
ASSESSORS MAP 123 PARCEL 6
LOCUS IS WITHIN FEMA FLOOD ZONE C
EXISTING LOT COVERAGE: 3.7%
PROPOSED LOT COVERAGE: 6.9% TOTAL
(INCLUDES EXISTING + PROPOSED)
TEST HOLE
LOGS
ENGINEER: DAVID
D. FLAHERTY,
RS
WITNESS: BRUCE
MURPHY,
RS
DATE: MARCH 25, 2008
PERC. RATE _
< 2 MIN/INCH
CLASS I
SOILS
4
ELEV.
ELEV.
01,
50'
0.50.8'
A/FILL MIX
A
LS
LS
10YR 6/2
10YR 4/2
13"
14"
B
B
LS
LS
32„
10YR 5/6
47.3'33"
33"
5/6
48.0'
C1
MS
C
42"
10YR 6/8
MS
C2
CS
IOYR 7/4
60"
5YR 6/8
SMALL
PER
C3
POCKETS OF
MS
FSL AT 8'
120"
2.5Y 7/2
40.0'
132"
39.8'
NO GROUNDWATER ENCOUNTERED
OF
359 ROUTE 6A
YARMOUTH PORT
PREPARED FOR
GERALD & BETH BRITT
APRIL 1, 2008
Scale:1 "= 20'
0 10 20 30 40 50 FEET
off 508-362-4541
fax 508 362-9880
down cope engineering, Inc.
CIVIL ENGINEERS
LAND SURVEYORS
939 Main Street - YARMOU THPOR T, MASS.
4