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--- 99 -
EXISTING CONTOUR
X 99• 1
EXIST. SPOT ELEV.
-[99]--
PROPOSED CONTOUR
198.41
PROPOSED SPOT EL.
TH1
Y
TEST HOLE
2%,
SLOPE OF GROUND
C-OL.)
UTILITY POLE
FIRE HYDRANT
NOTE; NOT ALL. SYMBOLS MAY APPEAR IN DRAWING
�o
I
SYSTEM DESIGN:
GARBAGE DISPOSER IS NOT ALLOWED
EXISTING 6 BEDROOM DWELLING
DESIGN FLOW: 6 BEDROOMS ® 110 GPD = 660 GPD
USE A 660 GPD DESIGN FLOW
SEPTIC TANK: 660 GPD (2) = 1320
USE EXISTING 2,500 GAL. DUAL COMPARTMENT SEPTIC TANK
LEACHING:
SIDES: 2 (50.5 + 12.83) 2 (.74) = 188 GPD
BOTTOM 50.5 x 12.83 (.74) = 479 GPD
TOTAL: 901 S.F. 667 GPD
USE (5) 500 GAL. LEACHING CHAMBERS (ACME OR EQUAL)
WITH 4' STONE AL AROUND
APPROVED
Dd
od
�4� �rO
MA
DATE BOARD OF HEALTH
�t
s n�
�25 LOT AREA:
Op 20,000 S.F.
0.46 i AC.
EXISrING LEACHI G
r #1 TO BE
ABANDONED
INV. IN *15.39'
., ZABEL FILTER
OUTLET TEE
W/EXTENSION
;'YSTEM PROFILE
(NOT TO SCALE)
ACCESS COVERS TO WITHIN 6' OF FIN. GRADE 2" PEASTONE OR GEOTEXTILE
19.8' FILTER FABRIC OVER STONE
19.5'
��. ►- 1000
1500 GAL.
COMPARTMENT /
I
I/ � , WATERTEST D'BCX FOR LEVELNESS
2' PRESSURE LINE 4"0SCH40 PVC
pRpp PIPES LEVEL 1ST 2' 4'-
SLOPE TO DRAIN BACK TEE:
ENDS
EXISTING 2500 GAL. SEPTIC TANK/
PUMP CHAMBER COMBINATION
*THE INSTALLER SHALL VERIFY THE
LOCATIONS OF ALL UTILITIES AND ALL
BUILDING SEWER OUTLETS AND PUMP CHAMBER
ELEVATIONS PRIOR TO INSTALLING ANY
PORTION OF SEPTIC SYSTEM
ALL SYSTEM COMPONENTS SHALL BE
MARKED WITH MAGNETIC TAPE OR
COMPARABLE MEANS FOR FUTURE LOCATION.
- CONCRETE COVERS TO WITHIN 3' GRADE
2% SLOPE REQUIRED OVER SYSTEM 20.0
BLOCKS OR
PRECAST RISERS
MORTAR ALL INVERT IN 17.67'
COMPONENTS 4'
(�'•) �SDES 18.5'
�`..
00.' Op O(.00000 �po0000000�
OOgO�'OOOOO O '00000000 ®
;0000000 ®
j1'
®®® GJ :O�OOOOOO
0 0 0 0
11.74' °o 0 0°0
f
0�0�� 15.67
6" MIN. SUMP
12" MIN. INT, DIM.
H-10 500 GAL.
LEACHING CHAMBERS BY ACME PRECAST OR EQUAL
3/4"-1-1/2" DOUBLE WASHED STONE 4' MIN.
(5) UNITS REQUIRED
ALL AROUND PRECAST STRUCTURES
6' CRUSHED STONE OR MECRkNICAL OVERALL DIMENSIONS TO OUTSIDE OF STONE: 50.50' X 12.83'
COMPACTION. (15.221 [21)
(1 X SLOPE)
- 21' D' 30X 24' LEACHING
TH-1
FACILITY
GROUNDWATER FOUND
AT EL. 10.5'
0.00' ADJ.
VARIANCES REQUESTED:
UNDER MAX. FEASIBLE COMPLIANCE 15.405:
(1 a): REDUCTION IN SETBACK, SAS TO LOT LINE (10' TO 5.0')
(1 b): REDUCTION IN SETBACK, SAS TO FOUNDATION (20' TO 10.8')
0) yFOGE V l
PAVED
G, DRIVEAt
W` 00'
All
x
/ g j � NG C , �✓ l y
� t
of ,
79.8'
EX. SEPTIC Pq/i
TANK TO
/ REMAIN /
PROVIDE; 63' OF 40 MIL LINER
AT 5' Or SAS IN AREA
o° SHOWN. OP AT ELEV. 20.0',
,p BOTTOM AT EL. 15.0'f
79
' 5' REMOVAL OF UNSUITABLE SOIL
7- �' TP ✓' �\ it �� REQUIRED AROUND PERIMETER OF
?g 0 ~ LEACHIfi1G FACILITY, DOWN TO
SUITAB,LE SOIL LAYER. REPLACE
BENCHMARK: WITH CLEAN MED. SAND, TO MEET
BULKHEAD �� ' ; Nib SP CICATIONS OF 310 CMR
= 19.4' NAVD88 �� ����,, r 1 5X3)
o i
EXISTING
LE CHING #2
TO BE(REMOVED
OFFICE t LIVING I KITCHEN
ROOM
BED
ROOM
BATH
ROOM
BATH DINING
ROOM
ROOM
BED
ROOM
1 ST FLOOR
LIVING
ROOM
KITCHEN
BED
BATH ROOM
ROOM
BED
ROOM LIVING BED
ROOM ROOM
2ND FLOOR
FLOOR PLAN
NOT TO SCALE
BATH
ROOM
BED
ROOM
2ND FLOOR IN-LAW
NOTES
1. DATUM IS NAVD 88
2. MUNICIPAL WATER IS EXISTING
3. MINIMUM PIPE PITCH TO BE 1 /8' PER FOOT.
4. DESIGN LOADING FOR ALL PROPOSED PRECAST UNITS
TO BE AASHO H-LQ
5. PIPE JOINTS TO BE MADE WATERTIGHT.
6. CONSTRUCTION DETAILS TO BE IN ACQORDANCE WITH
310 CMR 15.000 (TITLE 5.)
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 (811) AND VERIFYING THE LOCATION OF ALL
UNDERGROUND & OVERHEAD UTILITIES PRIOR TO
COMMENCEMENT OF WORK.
11. ANY UNSUITABLE MATERIAL ENCOUNTERED SHALL BE
REMOVED BENEATH AND 5' AROUND THE PROPOSED
LEACHING FACILITY.
12. EXISTING LEACHING FACILITY SHALL BE PUMPED AND
REMOVED LEACHING #2.
13. OWNER'S ENGINEER TO PERFORM INSPECTIONS OF THE
FINAL INSTALLATION. MINIMUM OF 24 HOURS NOTICE
REQUIRED.
14. EXISTING 2,500 GAL. DUAL COMPARTMENT SEPTIC
TANK & PUMP TO REMAIN.
15. OWNER'S ENGINEER TO INSPECT PUMP & ALARM PRIOR
TO BACKFILL OF PROPOSED LEACHING FIELD.
TEST HOLE LOGS
SOIL EVALUATOR: JOHN DOYLE
DATE: 12/4/01
PERC. RATE _ < 2 MIN/INCH
CLASS __ _ SOILS
r C� ELEV.
0„ "V 19.5'
0/A/E
LS / '
1OYR 6/6
34" ///// 16.7'
MS
89" 2.5Y 8/4 12.1 '
C2
SiCL
101" 5Y 7/3
C3
CS
OYR 8/6
124" I I 9.2'
GROUNDWATER ENCOUNTERED AT 123" EL. 9.3'
Yarmouth Health p Ut
O
1\am Date
DATE DANIEL A. OJALA, P.E., P.L.S.
LOCUS MAP
SCALE 1 "=2000'f
ASSESSORS MAP 141 PARCEL 32
LOCUS IS WITHIN FEMA FLOOD ZONE X
(AREA OF MINIMAL FLOOD HAZARD) AS
SHOWN ON COMMUNITY PANEL #25001CO578J
DATED 7/16/2014
SITE IS NOT WITHIN STATE DESIGNATED NSA
TEST HOLE LOGS
ENGINEER: CRAIG J. FERRARI, SE # 13871
WITNESS: BARRY LEWIS
DATE: 5/16/24
PERC. RATE _ < 2 MIN/INCH
CLASS I SOILS
Q ELEV.
1
0" 19.0'
A
LS
10YR 3/2
24"
' B
LS
10YR 5/8
60 //// 14'
PERC
C,
FS
2.5Y 7/4
132" 8'
GROUNDWATER ENCOUNTERED AT 102" EL. 10.5
OF
UNSUITABLE SOIL
G-W
ADJ. DATA:
WELL:
SDW-252R
ZONE:
A
ADJ:
0.00'
APRIL
2024
1
i / I HOMERS DOCK
ROAD
YARMOUTH PORT, MA
PREPARED
WANITA CAHILL
DATE: J U N E 5, 2024
Scale:1 "= 20'
.5 10 20 30 40 50 -ET
off 508-362-4541
I fax 508-362-9880
downcape.com
down cape engineering, I'M.
civil engineers
land surveyors
939 Main Street ( Rte 6A)
YARMOUTHPORT MA 02575
K=IVjrIDI
Aug 11 2(124
HEgLTH DEPT
SURVEY: QAH
DRAFTED BY: CJF/PTT
CHECKED BY:
24-107 CAHILL.DWG
DICE #24-- 10