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PROFILE OF PROPOSED SOIL ABSORPTION SYSTEM
0 -OUTLET
ZONING BYLAW WAIVERS REQUIRED
40B COMPREHENSIVE PERMIT
1. BUILDING #1- 7' TO 20' PROPERTY LINE SETBACK FOR BULKHEAD, S.203.5A
2. BUILDING #2- 8' TO 30' PROPERTY LINE SETBACK FOR DECK, S.203.5A
3. WAIVER OF 6' FOR 20' BUFFER FOR 8 CAR PARKING AREA TO STREET LINE, S.301.4.4
4. WAIVER OF 21.476 s.f. TO 40,000 s.f. LOT SIZE REQUIREMENT (ACTUAL LOT SIZE- 36,243 S.f.
EFFECTIVE AREA FOR RESIDENTIAL USE 18.524 s.f. S.203.5.0
5. WAIVER OF 73' TO 100' SETBACK TO RESIDENTIAL SINGLE FAMILY DWELLING, S.402.6.7
TEST HOLE LOG
TEST BY CHRIS WCKSON, S.E. DAVID FLAHERTY, JR.
EAST CAPE ENGINEERING, INC. TOWN OF YARMOUTH
HEALTH DEPARTMENT
TEST DATE 03/03/04
LFI. / 1 (Ell".) T.H. / 2 (ELEV.)
0.00' xx.x 0.00' xx•x
\7� 0.83' )OLx
LOAMY SAND
1.33' xx X 1.17' )0(.XLOAMY SAND
NO WATER ENOOUH7ERED
2.50'
EDIUM FINE SAND C,
12.00• I )x.X
NO WATER 04COWTUM
NDATION
- 2
BUILDING
UNITS
DISTRIBUTION BOX -
500 GALLON LEACHING DRYWELLS -
BLDG X11: 24'f INSTALL RISERS do COVERS TO
WITHIN 6' OF FINISHED GRADE 37'f
BLDG #2: 39'f ABOVE INLET AND OUTLET 35't
ACCESS PORTS.
2- OF -1/8- TO 1-1/2-
FINISH
-1/2"FINISH GRADEPROVIDE RISER do COVER WITH VALVE BOX WASHED STONE (TYP.)
ENCLOSURE AT FINISH GRADE TO
' ALLOW SAMPLING OF EFFLUENT FROM
9" MIN. COVER DISTRIBUTION BOX. PROVIDE RISER 8c COVER
3' MAX. COVER FINISH GRADE TO WITHIN 6" OF FINAL GRADE
IN
22.25' 3' MAX. COVER
BLDG #1 9" MIN. COVER „
ELEV. 21.75' 3" PROPOSED 21.50'
ELEV. 2000 GALLON IN-- OUT --
BLDG #2 22'50' (H-20) SEPTIC TANK ELEV.
ELEV. '
} 21.00' t 20.83'
cm cm cm
OUTLET TEE ELEK
THE OUTLET TEE IS TO BE INLET TEE (16" MIN., ELEV.
FITTED WITH A GAS BAFFLE. (10- MIN.) PROVIDE 6" COMPACTED 57' X 16' X 2'
AND EFFLUENT TEE FILTER. GAS BAFFLE CRUSHED STONE BENEATH
USE ZABEL MODEL A -100 -8x18 -VC DISTRIBUTION BOX
EFFLUENT TEE FILTER OR INVERT INTO CHAMBER BOTTOM OF SYSTEM
APPROVED EQUIVALENT. ELEV.-20.00' (TYP.)
ELEV.-18.00'
u
6" OF CRUSHED STONE
DESIGN: 8 BEDROOM DESIGN
(4) 2 BEDROOM UNITS
SEPTIC TANK VOLUME:
8 BEDROOMS AT 110 GALLONS PER BEDROOM - 880 GALLONS PER DAY
880 GALLONS PER DAY (200%) - 1,760 GALLONS REQUIRED
INSTALL- 2,000 GALLON H-10 SEPTIC TANK
LEACH FACIU1W.
PERC RATEt < 2 MIN/*C
FLOW RATE* 8 BEDROOMS AT 110 GALLONS PER BEDROOM - 880 GALLONS PER DAY
EIOTTOMt (57ft.)(16ft.)- 912e.f.(0.74)- 674 GALLONS PER DAY
SKEWALL• 2(57ft.+16ft.)2- 2929.f.(0.74)- 216 GALLONS PER DAY
TOTAL• 1,204e.f. 890 GALLONS PER DAY
INSTALL: (1) 57.0' x 16.0' x 2.0' SOIL ABSORPTION SYSTEM USING 500 GALLON
LEACHING DRYWELLS WITH 3/4' TO 1-1/2 DOUBLE WASHED STONE.
GENERAL NOTES:
G
1. DATUM (MS.)t TAKEN FROM DENNIS QUADRANGLE MAP
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2. MUNICIPAL WATER IS AVAILABLE
3. PIPE PITCH: 1/4" PER FOOT MINIMUM
0
4. MINIMUM GROUND COVER OVER ALL SEWAGE LEACHING FACILITIES: (0.75) FT.
O C
5. THIS DESIGN DOES NOT PROVIDE FOR THE INSTALLATION OF GARBAGE GRINDERS.
6. CONTRACTOR TO NOTIFY DIG -SAFE PRIOR TO CONSTRUCTION (1 -888 -DIG -SAFE)
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7. ALL UNSUITABLE MATERIAL WITHIN 5 FT. IN ALL DIRECTIONS FROM THE LEACHING FACILITY SHALL BE REMOVED & REPLACED
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.WITH CLEAN, MEDIUM SAND.
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8. CONSTRUCTION DETAILS TO BE IN ACCORDANCE WITH COMM. OF MASS. STATE ENVIRONMENTAL CODE TITLE 5.
9. NO KNOWN WELLS PROVIDING WATER FOR HUMAN CONSUMPTION ARE KNOWN TO EXIST WITHIN 100' OF PROPOSED SOIL
ABSORPTION SYSTEM.
10. THIS SITE PLAN IS INTENDED FOR SEWAGE SYSTEM DESIGN PURPOSES ONLY. UNDER NO CIRCUMSTANCES ARE BEARINGS,
DISTANCES, OR FEATURES SHOWN TO BE USED
TO ESTABLISH PROPERTY LINES.
11. DESIGN LOADING FOR ALL PRECAST UNITS: AASHTO H-20-44 WHERE VEHICLE LOADS ARE ANTICIPATED OR WHEN SUBJECT
TO
4FT. OR MORE OF SOIL COVER.
12. COORDINATE LOCATION OF HYDRANT WITH THE FIRE DEPARTMENT
STORMWATER COLLECTION & RECHARGE SYSTEM DETAIL
DRIVING & PARKING SURFACE
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1" BITUMINOUS SURFACE COURSE
INSTALL CATCH BASIN GRATES
2' BITUMINOUS BINDER COURSE
CAST IRON RISERS de COVERS
® ELEVATION - 21.4'
TO FINISH GRADE
PITCH PAVEMENT SURFACE
TO BASIN GRATES
FINISH GRADE
,
2' PEASTONE (TYP)
•'
6" STRUCTURAL FILL4.
L d
PITCH' 1/4- PER FOOT
'
pA
x 4'DEEP °•
•i 4'DIA x 4'DEEP
%.
m�'r
;4 SOLID CATCH
SOLID CATCH
^ O'•,';:
BASIN/SEDIMENT
1�•
;;
%' BASIN/SEDIMENT
6FT x OFT. PRECAST
CONCRETE LEACHING
^
SAP
< TRAP
-
BASIN (H-20)�,
< t. , t.y . f,. t}
": (•• r n
10'-0" (TYP.)
10" H-20 HANCOR HI -0
PIPE OR EQUIVALENT
PITCH: MIN. 1/4" PER FOOT
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p
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Or1-11
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EXISTING SEPTIC SYSTEM
j (APPROXIMATE LOCATION)
SEE SITE AND SEWAGE /
PLAN DATED 7-12-017
�ti���
/C �/ PJti/
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Q/ D \
t/ / /
SIGN \
7�AREA�
a / 36,243 5C6ft.t
/ 0.53 acres t \0
\ \ \ EXISTING PAVED , /
DRIVEWAY AND / \ \ Z
\ 2 PARKING/ \2
\12
\ UTILITY \ PROPOSED BITUMINOUS '
�ZC� 1POLE
PARKING AREA
(A G / \ PROP05FC,
PROPOSED 57'xIG'x2' SOIL /�/\�-C�/�\A� IIX
TREE
ABSORPTION SYSTEM
WITH 500 GALLON -
LEACH I NG DRYWELLS a Pi f" "' PROPOSED CATCH BASINS
TOP OF GRATE OR 21.4'
T.
F.
r a \ PROPOSED 2000 GALLON
(H-20) SEPTIC TANK
0
F'ROPO SED
,y "'" ao, /23 �. �'� rrE PROPOSED SUBSURFACE
DRAINAGE PT
�G \ oV. Q; '' \ (SEE DETAIL)
a 'P \h '
A I o \�L PROVIDE CONCRETE
Z�' D' ATG \; ; \ o, \(� SCRATCH PAD OVER
•�Z� \ Y 30 �2 ��Cn ELECTRIC SERVICE -101
aD \ 23 // 2 \'I% EITHER SIDE OF-` ER
'$ �� 2 a' \ SERVICE C SING
A 00
Q'V Z f.A a � \ � BENCF- MARK
DTMPP, '(0 1 \ TOP OF CONCRETE /
BOUND; EL - 21.04'
PROPOSED 6 -OUTLET ! < ry \
DISTRIBUTION BOX
PROP.
BTS HEAD
STORMWATER COLLECTION
& RECHARGE SYSTEM NOTES
DESIGN IS BASED ON A 25 YEAR STORM, 1 HOUR INTENSITY
USING THE RATIONAL METHOD. (SEE DESIGN SHEET)
1. ALL SURFACE DRAINAGE IS TO BE OVER THE PAVEMENT SURFACE
8c CONTAINED BY BERMS OR CURBING.
2. ROOF RUNOFF FROM ALL PROPOSED BUILDINGS IS TO BE CONTAINED
BY GUTTERS AND DOWNSPOUTS AND DIRECTED TO SEPARATE
SUBSURFACE DRYWELLS OR STONE TRENCHES ALONG THE ROOF
DRIP LINE.
PLAN
SCALE: 1 "=30"
\ V
\ LEGEND -�
UNE TYPES STRUCTURES
E PROPOSED UNDERGROUND O PROPOSED CLEANOUT TO GRADE
ELECTRIC SERVICE C.O.
W PROPOSED 2" WATER SERVICE
Dpr PROPOSED DRAINAGE LINE
Spr PROPOSED 4'. SEWER LINE
----22 -- EXISTING SURFACE CONTOUR
---0-- 22 PROPOSED SURFACE CONTOUR
PROPOSED SURFACE WATER
DIRECTION OF FLOW
21.6' PROPOSED SPOT ELEVATION
X
East Cape Engineering, Inc.
CIVIL ENGINEERS .
LAND SURVEYORS
if 44 Route 28, Or!ecns.` Maas.
(508) 255-7120
SITE PLAN
SANITARY SUBSURFACE SEWAGE
DISPOSAL SYSTEM
do SITE DRAINAGE
LOCATION:
1265 ROUTE 28
So. YARMOUTH, MA
PREPARED FOR:
RIVER LANDING
APARTMENTS
1265 REALTY TRUST
1
2
3
No. Revision/Issue Date
(71071t
JOB# 01-200 sheet
Date
05-18-05 1 OF 1
Scale
AS NOTED
is